TK11437TL [TOKO]
VOLTAGE REGULATOR WITH ON/OFF SWITCH; 带ON / OFF开关稳压器型号: | TK11437TL |
厂家: | TOKO, INC |
描述: | VOLTAGE REGULATOR WITH ON/OFF SWITCH |
文件: | 总24页 (文件大小:229K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
TK114xx
VOLTAGE REGULATOR WITH ON/OFF SWITCH
FEATURES
APPLICATIONS
■ Battery Powered Systems
■ Cellular Telephones
■ Pagers
■ Low Dropout Voltage
■ Electronic ON/OFF Switch
■ Very Low Standby Current (ON, No Load)
■ Internal Thermal Shutdown
■ Personal Communications Equipment
■ Portable Instrumentation
■ Portable Consumer Equipment
■ Radio Control Systems
■ Toys
■ Short Circuit Protection
■ Very Low (<100 nA) Current in OFF Mode
■ Customized Versions Are Available
■ Low Voltage Systems
DESCRIPTION
The TK114xx is a low power, linear regulator with a built-
in electronic switch. The internal electronic switch can be
controlled by an external pull-up resistor and an open drain
or open collector transistor. The device is in the OFF state
when the control pin is biased from VIN through the pull-up
resistor.
TK114xxM
An internal PNP pass-transistor is used in order to achieve
low dropout voltage (typically 200 mV at 50 mA load
current). The device has very low quiescent current (500
µA) in the ON mode with no load and 2 mA with 30 mA load.
The quiescent current is typically 4 mA at 60 mA load. An
internal thermal shutdown circuit limits the junction tem-
perature to below 150 °C. The load current is internally
monitored and the device will shut down (no load current)
in the presence of a short circuit at the output. The device
is available in a small SOT-23L surface mount package.
CONTROL
1
2
3
6
5
4
V
IN
R3
GND
V
O
KT114xxM.PO
BLOCK DIAGRAM
ORDERING INFORMATION
TK114
V
IN
S
S
S
S
1
2
V
O
8
HIGH
CONTROL
(HC)
THERMAL
PROTECTION
S
Tape/Reel Code
Voltage Code
S
S
–
+
+
S
S
–
S
S
VOLTAGE CODE
TAPE/REEL CODE
BX : Bulk/Bag
TL : Tape Left
S
S
30 = 3.0 V
47 = 4.75 V
32 = 3.25 V 50 = 5.0 V
35 = 3.5 V
37 = 3.75 V 57 = 5.75 V
40 = 4.0 V
45 = 4.5 V
55 = 5.5 V
LOW
BANDGAP
REFERENCE
S
S
S
6
CONTROL 3
GND
(LC)
60 = 6.0 V
80 = 8.0 V
TK114xx
KT114xx • BD
11-20-94
January, 1995 TOKO, Inc.
Page 1
TK114xx
ABSOLUTE MAXIMUM RATINGS
Supply Voltage .........................................................16 V
Load Current ....................................................... 180 mA
Power Dissipation (Note 1) ................................ 400 mW
Storage Temperature Range ................... -55 to +150 °C
Operating Temperature Range ..................-30 to +80 °C
Lead Soldering Temp. (10 sec.)........................... 240 °C
Junction Temperature .......................................... 150 °C
TK11430 ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
Supply Current 1
Supply Current 2
Standby Current
TEST CONDITION
MIN
TYP
500
1
MAX
900
2.5
UNITS
µA
I
V
V
V
V
= 4 V, I = 0 mA
IN1
IN
IN
IN
IN
O
I
= 2.5 V, I = 0 mA
µA
IN2
O
I
= 10 V, Output Off
0.1
µA
INS
V
Output Voltage Regulation
Dropout Voltage
= 4 V, I = 30 mA
2.9
70
3.0
0.12
110
3.1
%
O
O
V
I = 30 mA
0.3
V
DROP
O
I
Output Current
mA
mA
O
I
Recommended Output
Current
70
30
OR
LinReg
Line Regulation
Load Regulation
V
= 4 V → 9 V
5
mV
IN
LoaReg
I = 0 mA to 30 mA
18
36
55
50
80
mV
mV
dB
O
I = 0 mA to 60 mA
O
RR
Ripple Rejection
100 mV(rms), f = 400 Hz
V
= 4.5 V, I = 10 mA
IN
O
∆V/∆T
V Temperature Coefficient
V
= 4.5 V, I = 10 mA
±0.3
mV/°C
O
IN
O
-20 °C ≤ T ≤ 75 °C
A
V
Output Noise Voltage
V
= 4.5 V, I = 10 mA
180
µV(rms)
N
IN
O
Control Pin
I
Control Pin Current
Control Pin Voltage
Control Pin Voltage
On Mode
Off Mode
On Mode
35
120
µA
V
CONT
V
V -0.2
V
Coff
IN
IN
V
0
0.6
V
Con
Note 1: Power dissipation must be derated at the rate of 1.6 mW/ °C for operation above T = 25 °C.
A
TEST CIRCUIT 1
V
OUT
V
S
S
S
S
A
V
+
_
IN
+
+
V
V
OUT
1
F
m
10
F
m
I
OUT
IN
6
5
4
150KW
1
2
3
CONT
GND
CONT
S
A
I
CONT
+
_
V
NOTE: CONNECT PINS 2 AND 5 TO
GND FOR MAXIMUM HEAT CONDUCTION.
KT114xx • TC01A
11-20-94
Page 2
January, 1995 TOKO, Inc.
TK114xx
TK11432 ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
Supply Current 1
Supply Current 2
Standby Current
TEST CONDITION
MIN
TYP
500
1
MAX
UNITS
µA
I
V
V
V
V
= 4.2 V, I = 0 mA
900
2.5
IN1
IN
IN
IN
IN
O
I
= 2.5 V, I = 0 mA
µA
IN2
O
I
= 10 V, Output Off
0.1
µA
INS
V
Output Voltage Regulation
Dropout Voltage
= 4.2 V, I = 30 mA
3.13
70
3.25
0.12
110
3.37
0.3
%
O
O
V
I = 30 mA
V
DROP
O
I
Output Current
(Note 2)
mA
mA
O
I
Recommended Output
Current
70
30
OR
LinReg
Line Regulation
Load Regulation
V
= 4.2 V → 9.2 V
6
mV
IN
LoaReg
I = 0 mA to 30 mA
20
40
55
50
80
mV
mV
dB
V
V
= 4.2 V,
= 4.2 V,
O
IN
IN
I = 0 mA to 60 mA
O
RR
Ripple Rejection
100 mV(rms), f = 400 Hz
V
= 4.7 V, I = 10 mA
IN
O
∆V/∆T
V Temperature Coefficient
V
= 4.7 V, I = 10 mA
±0.3
mV/°C
O
IN
O
-20 °C ≤ T ≤ 75 °C
A
V
Output Noise Voltage
10 Hz ≤ f ≤ 100 KHz, I = 10 mA
180
µV(rms)
N
O
Control Pin
I
Control Pin Current
Control Pin Voltage
Control Pin Voltage
On Mode
Off Mode
On Mode
35
120
µA
V
CONT
V
V -0.2
V
Coff
IN
IN
V
0
0.6
V
Con
Note 2: IO (Load Current) is current when VO drop down 0.3V from VO at IO = 30 mA.
11-20-94
January, 1995 TOKO, Inc.
Page 3
TK114xx
TK11435 ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
Supply Current 1
Supply Current 2
Standby Current
TEST CONDITION
MIN
TYP
500
1
MAX
900
2.5
UNITS
µA
I
V
V
V
V
= 4.5 V, I = 0 mA
IN1
IN
IN
IN
IN
O
I
= 2.5 V, I = 0 mA
µA
IN2
O
I
= 10 V, Output Off
0.1
µA
INS
V
Output Voltage Regulation
Dropout Voltage
= 4.5 V, I = 30 mA
3.38
70
3.5
0.12
110
3.62
0.3
%
O
O
V
I = 30 mA
V
DROP
O
I
Output Current
(Note 2)
mA
mA
O
I
Recommended Output
Current
70
35
OR
LinReg
Line Regulation
Load Regulation
V
= 4.5 V → 9.5 V
7
mV
IN
LoaReg
I = 0 mA to 30 mA
20
40
55
55
95
mV
mV
O
I = 0 mA to 60 mA
O
RR
Ripple Rejection
100 mV(rms), f = 400 Hz
dB
V
= 4.5 V, I = 10 mA
IN
O
∆V/∆T
V Temperature Coefficient
V
= 4.5 V, I = 10 mA
±0.3
mV/°C
µV(rms)
O
IN
O
-20 °C ≤ T ≤ 75 °C
A
V
Output Noise Voltage
V
= 4.5 V, I = 10 mA
180
N
IN
O
Control Pin
I
Control Pin Current
Control Pin Voltage
Control Pin Voltage
On Mode
Off Mode
On Mode
35
120
µA
V
CONT
V
V -0.2
V
Coff
IN
IN
V
0
0.6
V
Con
Note 2: IO (Load Current) is current when VO drop down 0.3V from VO at IO = 30 mA.
11-20-94
Page 4
January, 1995 TOKO, Inc.
TK114xx
TK11437 ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
Supply Current 1
Supply Current 2
Standby Current
TEST CONDITION
MIN
TYP
500
1
MAX
UNITS
µA
I
V
V
V
V
= 4.7 V, I = 0 mA
900
2.5
IN1
IN
IN
IN
IN
O
I
= 2.7 V, I = 0 mA
µA
IN2
O
I
= 10 V, Output Off
0.1
µA
INS
V
Output Voltage Regulation
Dropout Voltage
= 4.7 V, I = 30 mA
3.62
70
3.75
0.12
110
3.88
0.3
%
O
O
V
I = 30 mA
V
DROP
O
I
Output Current
(Note 2)
mA
mA
O
I
Recommended Output
Current
70
35
OR
LinReg
Line Regulation
Load Regulation
V
= 4.7 V → 9.7 V
7
mV
IN
LoaReg
I = 0 mA to 30 mA
20
40
55
110
100
mV
mV
dB
O
I = 0 mA to 60 mA
O
RR
Ripple Rejection
100 mV(rms), f = 400 Hz
V
= 5.2 V, I = 10 mA
IN
O
∆V/∆T
V Temperature Coefficient
V
= 5.2 V, I = 10 mA
±0.4
mV/°C
O
IN
O
-20 °C ≤ T ≤ 75 °C
A
V
Output Noise Voltage
V
= 4.5 V, I = 10 mA
180
µV(rms)
N
IN
O
Control Pin
I
Control Pin Current
Control Pin Voltage
Control Pin Voltage
On Mode
Off Mode
On Mode
35
120
µA
V
CONT
V
V -0.2
V
Coff
IN
IN
V
0
0.6
V
Con
Note 2: IO (Load Current) is current when VO drop down 0.3V from VO at IO = 30 mA.
11-20-94
January, 1995 TOKO, Inc.
Page 5
TK114xx
TK11440 ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
Supply Current 1
Supply Current 2
Standby Current
TEST CONDITION
MIN
TYP
500
1
MAX
900
2.5
UNITS
µA
I
V
V
V
V
= 5 V, I = 0 mA
IN1
IN
IN
IN
IN
O
I
= 3.0 V, I = 0 mA
µA
IN2
O
I
= 10 V, Output Off
0.1
µA
INS
V
Output Voltage Regulation
Dropout Voltage
= 5 V, I = 30 mA
3.86
70
4.0
0.12
110
3.1
%
O
O
V
I = 30 mA
0.3
V
DROP
O
I
Output Current
(Note 2)
mA
mA
O
I
Recommended Output
Current
70
40
OR
LinReg
Line Regulation
Load Regulation
V
= 5 V → 10 V
8
mV
IN
LoaReg
I = 0 mA to 30 mA
24
48
55
60
mV
mV
dB
O
I = 0 mA to 60 mA
100
O
RR
Ripple Rejection
100 mV(rms), f = 400 Hz
V
= 5.5 V, I = 10 mA
IN
O
∆V/∆T
V Temperature Coefficient
V
= 5.5 V, I = 10 mA
±0.4
mV/°C
O
IN
O
-20 °C ≤ T ≤ 75 °C
A
V
Output Noise Voltage
V
= 5.5 V, I = 10 mA
180
µV(rms)
N
IN
O
Control Pin
I
Control Pin Current
Control Pin Voltage
Control Pin Voltage
On Mode
Off Mode
On Mode
35
120
µA
V
CONT
V
V -0.2
V
Coff
IN
IN
V
0
0.6
V
Con
Note 2: IO (Load Current) is current when VO drop down 0.3V from VO at IO = 30 mA.
11-20-94
Page 6
January, 1995 TOKO, Inc.
TK114xx
TK11445 ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
Supply Current 1
Supply Current 2
Standby Current
TEST CONDITION
MIN
TYP
500
1
MAX
UNITS
µA
I
V
V
V
V
= 5 V, I = 0 mA
900
2.5
IN1
IN
IN
IN
IN
O
I
= 3.5 V, I = 0 mA
µA
IN2
O
I
= 10 V, Output Off
0.1
µA
INS
V
Output Voltage Regulation
Dropout Voltage
= 5.5 V, I = 30 mA
4.34
70
4.5
0.12
110
4.66
0.3
%
O
O
V
I = 30 mA
V
DROP
O
I
Output Current
(Note 2)
mA
mA
O
I
Recommended Output
Current
70
40
OR
LinReg
Line Regulation
Load Regulation
V
= 5.5 V → 10.5 V
8
mV
IN
LoaReg
I = 0 mA to 30 mA
25
55
55
65
mV
mV
dB
O
I = 0 mA to 60 mA
110
O
RR
Ripple Rejection
100 mV(rms), f = 400 Hz
V
= 6 V, I = 10 mA
IN
O
∆V/∆T
V Temperature Coefficient
V
= 6V, I = 10 mA
±0.5
mV/°C
O
IN
O
-20 °C ≤ T ≤ 75 °C
A
V
Output Noise Voltage
V
=6 V, I = 10 mA
180
µV(rms)
N
IN
O
Control Pin
I
Control Pin Current
Control Pin Voltage
Control Pin Voltage
On Mode
Off Mode
On Mode
35
120
µA
V
CONT
V
V -0.2
V
Coff
IN
IN
V
0
0.6
V
Con
Note 2: IO (Load Current) is current when VO drop down 0.3V from VO at IO = 30 mA.
11-20-94
January, 1995 TOKO, Inc.
Page 7
TK114xx
TK11447 ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
Supply Current 1
Supply Current 2
Standby Current
TEST CONDITION
MIN
TYP
500
1
MAX
900
2.5
UNITS
µA
I
V
V
V
V
= 5.7 V, I = 0 mA
IN1
IN
IN
IN
IN
O
I
= 3.7 V, I = 0 mA
µA
IN2
O
I
= 10 V, Output Off
0.1
µA
INS
V
Output Voltage Regulation
Dropout Voltage
= 5.7 V, I = 30 mA
4.58
70
4.75
0.12
110
4.92
0.3
%
O
O
V
I = 30 mA
V
DROP
O
I
Output Current
(Note 2)
mA
mA
O
I
Recommended Output
Current
70
40
OR
LinReg
Line Regulation
Load Regulation
V
= 5.7 V → 10 .7 V
8
mV
IN
LoaReg
I = 0 mA to 30 mA
25
50
55
70
mV
mV
dB
O
I = 0 mA to 60 mA
120
O
RR
Ripple Rejection
100 mV(rms), f = 400 Hz
V
= 6.2 V, I = 10 mA
IN
O
∆V/∆T
V Temperature Coefficient
V
= 6.2 V, I = 10 mA
±0.6
mV/°C
O
IN
O
-20 °C ≤ T ≤ 75 °C
A
V
Output Noise Voltage
V
= 6.2 V, I = 10 mA
180
µV(rms)
N
IN
O
Control Pin
I
Control Pin Current
Control Pin Voltage
Control Pin Voltage
On Mode
Off Mode
On Mode
35
120
µA
V
CONT
V
V -0.2
V
Coff
IN
IN
V
0
0.6
V
Con
Note 2: IO (Load Current) is current when VO drop down 0.3V from VO at IO = 30 mA.
11-20-94
Page 8
January, 1995 TOKO, Inc.
TK114xx
TK11450 ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
Supply Current 1
Supply Current 2
Standby Current
TEST CONDITION
MIN
TYP
500
1
MAX
UNITS
µA
I
V
V
V
V
= 6.0 V, I = 0 mA
900
2.5
IN1
IN
IN
IN
IN
O
I
= 4.0 V, I = 0 mA
µA
IN2
O
I
= 10 V, Output Off
0.1
µA
INS
V
Output Voltage Regulation
Dropout Voltage
= 6.0 V, I = 30 mA
4.83
70
5.0
0.12
110
5.17
0.3
%
O
O
V
I = 30 mA
V
DROP
O
I
Output Current
(Note 2)
mA
mA
O
I
Recommended Output
Current
70
40
OR
LinReg
Line Regulation
Load Regulation
V
= 6 V → 11 V
8
mV
IN
LoaReg
I = 0 mA to 30 mA
25
60
55
70
mV
mV
dB
O
I = 0 mA to 60 mA
120
O
RR
Ripple Rejection
100 mV(rms), f = 400 Hz
V
= 6.5 V, I = 10 mA
IN
O
∆V/∆T
V Temperature Coefficient
V
= 6.5 V, I = 10 mA
±0.6
mV/°C
O
IN
O
-20 °C ≤ T ≤ 75 °C
A
V
Output Noise Voltage
V
= 6.5 V, I = 10 mA
180
µV(rms)
N
IN
O
Control Pin
I
Control Pin Current
Control Pin Voltage
Control Pin Voltage
On Mode
Off Mode
On Mode
35
120
µA
V
CONT
V
V -0.2
V
Coff
IN
IN
V
0
0.6
V
Con
Note 2: IO (Load Current) is current when VO drop down 0.3V from VO at IO = 30 mA.
11-20-94
January, 1995 TOKO, Inc.
Page 9
TK114xx
TK11455 ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
Supply Current 1
Supply Current 2
Standby Current
TEST CONDITION
MIN
TYP
500
1
MAX
900
2.5
UNITS
µA
I
V
V
V
V
= 6.5 V, I = 0 mA
IN1
IN
IN
IN
IN
O
I
= 4.5 V, I = 0 mA
µA
IN2
O
I
= 10 V, Output Off
0.1
µA
INS
V
Output Voltage Regulation
Dropout Voltage
= 6.5 V, I = 30 mA
5.31
70
5.5
0.12
110
5.69
0.3
%
O
O
V
I = 30 mA
V
DROP
O
I
Output Current
(Note 2)
mA
mA
O
I
Recommended Output
Current
70
40
OR
LinReg
Line Regulation
Load Regulation
V
= 6.5 V → 11.5 V
8
mV
IN
LoaReg
I = 0 mA to 30 mA
30
65
55
75
mV
mV
dB
O
I = 0 mA to 60 mA
130
O
RR
Ripple Rejection
100 mV(rms), f = 400 Hz
V
= 7.0 V, I = 10 mA
IN
O
∆V/∆T
V Temperature Coefficient
V
= 7.0 V, I = 10 mA
±0.7
mV/°C
O
IN
O
-20 °C ≤ T ≤ 75 °C
A
V
Output Noise Voltage
V
= 7.0 V, I = 10 mA
180
µV(rms)
N
IN
O
Control Pin
I
Control Pin Current
Control Pin Voltage
Control Pin Voltage
On Mode
Off Mode
On Mode
35
120
µA
V
CONT
V
V -0.2
V
Coff
IN
IN
V
0
0.6
V
Con
Note 2: IO (Load Current) is current when VO drop down 0.3V from VO at IO = 30 mA.
11-20-94
Page 10
January, 1995 TOKO, Inc.
TK114xx
TK11460 ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
Supply Current 1
Supply Current 2
Standby Current
TEST CONDITION
MIN
TYP
500
1
MAX
UNITS
µA
I
V
V
V
V
= 7.0 V, I = 0 mA
900
3.0
IN1
IN
IN
IN
IN
O
I
= 5.0 V, I = 0 mA
µA
IN2
O
I
= 10 V, Output Off
0.1
µA
INS
V
Output Voltage Regulation
Dropout Voltage
= 7.0 V, I = 30 mA
5.79
70
6.0
0.12
110
6.21
0.3
%
O
O
V
I = 30 mA
V
DROP
O
I
Output Current
(Note 2)
mA
mA
O
I
Recommended Output
Current
70
40
OR
LinReg
Line Regulation
Load Regulation
V
= 7.0 V → 12 V
8
mV
IN
LoaReg
I = 0 mA to 30 mA
30
65
55
80
mV
mV
dB
O
I = 0 mA to 60 mA
140
O
RR
Ripple Rejection
100 mV(rms), f = 400 Hz
V
= 7.5 V, I = 10 mA
IN
O
∆V/∆T
V Temperature Coefficient
V
= 7.5 V, I = 10 mA
±0.7
mV/°C
O
IN
O
-20 °C ≤ T ≤ 75 °C
A
V
Output Noise Voltage
V
= 7.5 V, I = 10 mA
180
µV(rms)
N
IN
O
Control Pin
I
Control Pin Current
Control Pin Voltage
Control Pin Voltage
On Mode
Off Mode
On Mode
35
120
µA
V
CONT
V
V -0.2
V
Coff
IN
IN
V
0
0.6
V
Con
Note 2: IO (Load Current) is current when VO drop down 0.3V from VO at IO = 30 mA.
11-20-94
January, 1995 TOKO, Inc.
Page 11
TK114xx
TK11480 ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
Supply Current 1
Supply Current 2
Standby Current
TEST CONDITION
MIN
TYP
500
1
MAX
900
3.0
UNITS
µA
I
V
V
V
V
= 9.0 V, I = 0 mA
IN1
IN
IN
IN
IN
O
I
= 7.0 V, I = 0 mA
µA
IN2
O
I
= 10 V, Output Off
0.1
µA
INS
V
Output Voltage Regulation
Dropout Voltage
= 9.0 V, I = 30 mA
7.72
70
8.0
0.12
110
8.28
0.3
%
O
O
V
I = 30 mA
V
DROP
O
I
Output Current
(Note 2)
mA
mA
O
I
Recommended Output
Current
70
40
OR
LinReg
Line Regulation
Load Regulation
V
= 9 V → 13 V
8
mV
IN
LoaReg
I = 0 mA to 30 mA
30
65
55
100
180
mV
mV
dB
O
I = 0 mA to 60 mA
O
RR
Ripple Rejection
100 mV(rms), f = 400 Hz
V
= 9.5 V, I = 10 mA
IN
O
∆V/∆T
V Temperature Coefficient
V
= 9.5 V, I = 10 mA
±0.7
mV/°C
O
IN
O
-20 °C ≤ T ≤ 75 °C
A
V
Output Noise Voltage
V
= 9.5 V, I = 10 mA
220
µV(rms)
N
IN
O
Control Pin
I
Control Pin Current
Control Pin Voltage
Control Pin Voltage
On Mode
Off Mode
On Mode
35
120
µA
V
CONT
V
V -0.2
V
Coff
IN
IN
V
0
0.6
V
Con
Note 2: IO (Load Current) is current when VO drop down 0.3V from VO at IO = 30 mA.
11-20-94
Page 12
January, 1995 TOKO, Inc.
TK114xx
TYPICAL PERFORMANCE CHARACTERISTICS
TK11430
DROPOUT VOLTAGE vs
LOAD CURRENT
OUTPUT VOLTAGE vs
INPUT VOLTAGE
OUTPUT VOLTAGE vs
OUTPUT CURRENT
T = 25 °C
T = 25 °C
T = 25 °C
A
A
A
0.5
0.4
0.3
0.2
0.1
0
V
=
4V
I = 0
O
IN
3.2
3.0
2.8
3.2
3.0
2.8
0
50
100
0
50
100
0
10
(V)
20
I
(mA)
I
(mA)
O
TPC13
V
O
TPC14
IN
TPC15
INPUT CURRENT vs
INPUT VOLTAGE
SHORT CIRCUIT
PROTECTION
QUIESCENT CURRENT vs
LOAD CURRENT
T = 25 °C
A
T = 25 °C
T = 25 °C
A
2
1
0
A
5
4
3
2
1
0
10
I
= 0
O
V
=
4V
V
=
4V
IN
IN
5
0
0
0
10
(V)
20
0
100
200
50
100
V
IN
TPC18
I
(mA)
I
(mA)
O
TPC17
O
TPC16
TK11435
OUTPUT VOLTAGE vs
OUTPUT CURRENT
OUTPUT VOLTAGE vs
INPUT VOLTAGE
DROPOUT VOLTAGE vs
LOAD CURRENT
T = 25 °C
T = 25 °C
T = 25 °C
A
A
A
0.5
0.4
0.3
0.2
0.1
0
V
=
4.5V
I
= 0
IN
O
3.7
3.7
3.5
3.3
3.5
3.3
0
0
10
IN
20
50
100
0
50
100
V
(V)
I
(mA)
I
(mA)
TPC27
O
TPC25
O
TPC26
11-20-94
January, 1995 TOKO, Inc.
Page 13
TK114xx
TYPICAL PERFORMANCE CHARACTERISTICS (CONT.)
TK11435 (CONT.)
QUIESCENT CURRENT vs
LOAD CURRENT
INPUT CURRENT vs
INPUT VOLTAGE
SHORT CIRCUIT
PROTECTION
T = 25 C
T = 25 °C
T = 25 °C
A
A
A
10
2
1
0
5
4
3
2
1
0
V
=
4.5V
V
=
I = 0
O
IN
4.5V
IN
5
0
0
50
100
0
0
0
100
200
0
10
(V)
20
I
(mA)
I
(mA)
V
O
TPC28
O
TPC29
IN
TPC30
TK11437
OUTPUT VOLTAGE vs
OUTPUT CURRENT
OUTPUT VOLTAGE vs
INPUT VOLTAGE
DROPOUT VOLTAGE vs
LOAD CURRENT
T = 25 °C
T = 25 °C
T = 25 °C
A
A
A
0.5
0.4
0.3
0.2
0.1
0
V
=
4.2V
I
= 0
IN
O
3.4
3.2
3.0
3.4
3.2
3.0
0
50
100
0
10
IN
20
50
100
I
(mA)
I
(mA)
O
V
(V)
TPC20
O
TPC19
TPC21
QUIESCENT CURRENT vs
LOAD CURRENT
SHORT CIRCUIT
PROTECTION
INPUT CURRENT vs
INPUT VOLTAGE
T = 25 °C
T = 25 °C
T = 25 °C
A
A
A
10
5
4
3
2
1
0
2
1
0
V
=
4.2V
V
=
4.2V
I
= 0
IN
IN
O
5
0
0
50
100
100
200
0
10
(V)
20
I
(mA)
I (mA)
O
V
O
TPC22
TPC23
IN
TPC24
11-20-94
Page 14
January, 1995 TOKO, Inc.
TK114xx
TYPICAL PERFORMANCE CHARACTERISTICS (CONT.)
TK11440
OUTPUT VOLTAGE vs
OUTPUT CURRENT
DROPOUT VOLTAGE vs
LOAD CURRENT
OUTPUT VOLTAGE vs
INPUT VOLTAGE
T = 25 °C
T = 25 C
T = 25 °C
A
A
A
0.5
0.4
0.3
0.2
0.1
0
I
= 0
V
=
5V
IN
O
4.2
4.0
3.8
4.2
4.0
3.8
0
0
50
100
0
10
IN
20
50
100
I
(mA)
I
(mA)
V
(V)
O
TPC33
TPC32
O
TPC31
QUIESCENT CURRENT vs
LOAD CURRENT
SHORT CIRCUIT
PROTECTION
INPUT CURRENT vs
INPUT VOLTAGE
T = 25 °C
T = 25 °C
A
T = 25 °C
A
A
10
5
2
1
0
V
=
V =
5V
IN
I
= 0
5V
IN
O
4
3
2
1
0
5
0
0
50
100
0
100
200
0
10
(V)
20
I
(mA)
I
(mA)
O
V
O
TPC34
TPC35
IN
TPC36
TK11445
OUTPUT VOLTAGE vs
OUTPUT CURRENT
DROPOUT VOLTAGE vs
LOAD CURRENT
OUTPUT VOLTAGE vs
INPUT VOLTAGE
T = 25 °C
T = 25 °C
T = 25 °C
A
A
A
0.5
0.4
0.3
0.2
0.1
0
V
=
5.5V
I
= 0
IN
O
4.7
4.5
4.7
4.5
4.3
4.3
0
0
50
100
0
10
(V)
20
50
100
I
(mA)
V
I
(mA)
O
IN
TPC39
O
TPC37
TPC38
11-20-94
January, 1995 TOKO, Inc.
Page 15
TK114xx
TYPICAL PERFORMANCE CHARACTERISTICS (CONT.)
TK11445 (CONT.)
QUIESCENT CURRENT vs
LOAD CURRENT
SHORT CIRCUIT
PROTECTION
INPUT CURRENT vs
INPUT VOLTAGE
T = 25 °C
T = 25 °C
A
T = 25 °C
A
A
10
5
4
3
2
1
0
2
1
0
V
=
V =
5.5V
IN
I
= 0
5.5V
IN
O
5
0
0
50
100
0
100
200
0
10
(V)
20
I
(mA)
I
(mA)
O
V
O
TPC40
TPC41
IN
TPC42
OUTPUT VOLTAGE vs
OUTPUT CURRENT
TK11447
DROPOUT VOLTAGE vs
LOAD CURRENT
OUTPUT VOLTAGE vs
INPUT VOLTAGE
T = 25 °C
A
T = 25 °C
T = 25 °C
A
A
0.5
0.4
0.3
0.2
0.1
0
V
=
5.7V
IN
I
= 0
O
4.9
4.9
4.7
4.5
4.7
1.8
0
50
100
0
10
(V)
20
0
50
100
I
(mA)
O
TPC01
V
I
(mA)
IN
TPC03
O
TPC02
QUIESCENT CURRENT vs
LOAD CURRENT
INPUT CURRENT vs
INPUT VOLTAGE
INPUT CURRENT vs
INPUT VOLTAGE
T = 25 °C
T = 25 °C
T = 25 °C
A
A
A
2
10
2
1
I
= 0
V
=
5.7V
I
= 0
O
IN
O
1
0
5
0
0
0
0
10
(V)
20
0
50
100
10
(V)
20
V
IN
TPC06
I
(mA)
V
O
TPC05
TPC04
IN
11-20-94
Page 16
January, 1995 TOKO, Inc.
TK114xx
TYPICAL PERFORMANCE CHARACTERISTICS (CONT.)
TK11450
OUTPUT VOLTAGE vs
OUTPUT CURRENT
OUTPUT VOLTAGE vs
INPUT VOLTAGE
DROPOUT VOLTAGE vs
LOAD CURRENT
T = 25 °C
T = 25 °C
A
T = 25 °C
A
A
0.5
0.4
0.3
0.2
0.1
0
V
=
6V
I = 0
O
IN
5.2
5.0
4.8
5.2
5.0
4.8
0
0
50
100
0
10
(V)
20
50
100
I
(mA)
V
O
I
(mA)
IN
TPC45
TPC44
O
TPC43
QUIESCENT CURRENT vs
LOAD CURRENT
SHORT CIRCUIT
PROTECTION
INPUT CURRENT vs
INPUT VOLTAGE
T = 25 °C
T = 25 °C
A
T = 25 °C
A
A
10
6
5
4
3
2
2
V
=
V =
6V
IN
6V
I = 0
O
IN
5
1
0
0
0
50
100
0
100
200
0
10
(V)
20
I
(mA)
I
(mA)
O
V
O
TPC46
TPC47
IN
TPC48
TK11455
OUTPUT VOLTAGE vs
OUTPUT CURRENT
OUTPUT VOLTAGE vs
INPUT VOLTAGE
DROPOUT VOLTAGE vs
LOAD CURRENT
T = 25 °C
T = 25 °C
A
T = 25 °C
A
A
0.5
0.4
0.3
0.2
0.1
0
V
=
6.5V
I
= 0
IN
O
5.7
5.5
5.3
5.7
5.5
5.3
0
0
50
100
50
100
0
10
(V)
20
I
(mA)
I
(mA)
V
O
O
TPC49
TPC50
IN
TPC51
11-20-94
January, 1995 TOKO, Inc.
Page 17
TK114xx
TYPICAL PERFORMANCE CHARACTERISTICS (CONT.)
TK11455 (CONT.)
INPUT CURRENT vs
INPUT VOLTAGE
SHORT CIRCUIT
PROTECTION
QUIESCENT CURRENT vs
LOAD CURRENT
T = 25 °C
T = 25 °C
T = 25 °C
A
A
A
6
5
4
3
2
2
1
0
10
V
=
6.5V
V
=
I = 0
O
6.5V
IN
IN
5
0
0
100
200
0
50
100
0
10
(V)
20
I
(mA)
I
(mA)
V
O
TPC53
O
TPC52
IN
TPC54
TK11460
DROPOUT VOLTAGE vs
LOAD CURRENT
OUTPUT VOLTAGE vs
OUTPUT CURRENT
OUTPUT VOLTAGE vs
INPUT VOLTAGE
T = 25 °C
T = 25 °C
T = 25 °C
A
A
A
0.5
0.4
0.3
0.2
0.1
0
V
= 7V
I
= 0
IN
O
6.2
6.0
6.2
6.0
5.8
5.8
0
0
50
100
50
100
0
10
(V)
20
I
(mA)
I
(mA)
O
V
TPC71
O
TPC70
IN
TPC72
INPUT CURRENT vs
INPUT VOLTAGE
SHORT CIRCUIT
PROTECTION
QUIESCENT CURRENT vs
LOAD CURRENT
T = 25 °C
T = 25 °C
T = 25 °C
A
A
A
7
6
5
4
3
2
1
0
10
V
= 7V
I
= 0
V
= 7V
IN
O
IN
5
0
0
0
100
200
50
100
0
10
(V)
20
I
(mA)
I
(mA)
V
O
TPC74
O
TPC73
IN
TPC75
11-20-94
Page 18
January, 1995 TOKO, Inc.
TK114xx
TYPICAL PERFORMANCE CHARACTERISTICS (CONT.)
TK11480
OUTPUT VOLTAGE vs
OUTPUT CURRENT
OUTPUT VOLTAGE vs
INPUT VOLTAGE
DROPOUT VOLTAGE vs
LOAD CURRENT
T = 25 °C
T = 25 °C
T = 25 °C
A
A
A
0.5
0.4
0.3
0.2
0.1
0
V
= 9V
I = 0
O
IN
8.25
8.0
8.25
8.0
7.8
7.8
0
0
50
100
0
10
(V)
20
50
100
I
(mA)
O
TPC77
V
I
(mA)
IN
TPC78
O
TPC76
INPUT CURRENT vs
INPUT VOLTAGE
SHORT CIRCUIT
PROTECTION
QUIESCENT CURRENT vs
LOAD CURRENT
T = 25 °C
T = 25 °C
T = 25 °C
A
A
V
A
2
1
0
8
7
6
5
4
10
V
= 9V
I
= 0
= 9V
IN
O
IN
5
0
0
0
100
(mA)
200
0
10
(V)
20
50
mA)
100
I
V
I
O
TPC80
IN
TPC81
O
TPC79
TK11430
TK11435
TK11437
OUTPUT VOLTAGE vs
TEMPERATURE
OUTPUT VOLTAGE vs
TEMPERATURE
OUTPUT VOLTAGE vs
OUTPUT CURRENT
V
= V +1V
O
V
= V +1V
IN
I
IN
I
O
T = 25 °C
A
= 10 mA
= 10mA
O
V
=
4.2V
O
IN
3.7
3.5
3.3
3.2
3.0
3.4
3.2
3.0
2.8
–20
0
20
40
T (°C)
60
80
0
50
100
–20
0
20
40
T (°C)
60
80
I
(mA)
TPC59
O
TPC19
A
TPC57
A
11-20-94
January, 1995 TOKO, Inc.
Page 19
TK114xx
TYPICAL PERFORMANCE CHARACTERISTICS (CONT.)
TK11440
TK11445
TK11447
OUTPUT VOLTAGE vs
TEMPERATURE
OUTPUT VOLTAGE vs
TEMPERATURE
OUTPUT VOLTAGE vs
TEMPERATURE
V
= V +1V
V
= V +1V
V
= V +1V
IN
I
O
IN
I
O
IN
I
O
= 10mA
= 10mA
= 10mA
O
O
O
4.2
4.0
3.8
4.7
4.5
4.3
4.9
4.7
4.5
–20
0
20
40
T (°C)
60
80
–20
0
20
40
T (°C)
60
80
–20
0
20
40
60
80
T (°C)
TPC61
TPC61A
A
TPC60
A
A
TK11450
TK11457
TK11460
OUTPUT VOLTAGE vs
TEMPERATURE
OUTPUT VOLTAGE vs
TEMPERATURE
OUTPUT VOLTAGE vs
TEMPERATURE
V
= V +1V
V
= V +1V
V
= V +1V
O
IN
I
O
IN
I
O
IN
= 10mA
= 10mA
I = 10mA
O
O
O
5.2
5.0
4.8
5.9
5.7
5.5
6.2
6.0
5.8
–20
0
20
40
T (°C)
60
80
–20
0
20
40
60
80
–20
0
20
T (°C)
40
60
80
T (°C)
TPC63
TPC82
A
A
TPC62
A
TK11480
OUTPUT VOLTAGE vs
TEMPERATURE
V
= V +1V
IN
O
I
= 10mA
O
8.2
8.0
7.8
–20
0
20
40
T (°C)
60
80
TPC83
A
11-20-94
Page 20
January, 1995 TOKO, Inc.
TK114xx
TYPICAL PERFORMANCE CHARACTERISTICS (CONT.)
COMMON CHARACTERISTICS
LOAD TRANSIENT
RESPONSE
LINE TRANSIENT
RESPONSE
INPUT OUTPUT CHARACTERISTICS
(SWITCH ON)
TK11455
T = 25 C
T = 25 °C
A
A
T = 25 °C
A
5
4
3
2
1
0
TK11450
TK11445
V
= V +1V
O
IN
TK11440
TK11435
TK11432
TK11430
100mV/DIV
50mV/DIV
5µs/DIV
5
4
V
5ms/DIV
IN
I
O
40
0
0
5
IN
10
TPC65
V
(V)
TPC64
TPC66
CONTROL PIN
CHARACTERISTICS
TURN ON
INPUT OUTPUT CHARACTERISTICS
(SWITCH ON)
TRANSIENT RESPONSE
+100
T = 25 °C
T = 25 °C
A
T = 25 °C
A
A
5
3
8
I
= 10mA
TK11480
O
I
= 80mA
O
4
3
2
1
0
7
6
V
O
0
TK11460
5
4
3
0
I
CONTROL
CONT. IN
–100
0
1
2
3
(V)
4
5
0
5
10
TPA-100
100µs/DIV
V
CONTROL
V
(V)
TPC67
TPC68
IN
RIPPLE REJECTION vs
FREQUENCY
TEST CIRCUIT 2
0
T = 25 °C
A
V
= V +1V
O
IN
S
S
TK114xx
IN
OUT
+
100K
I
= 5mA
m
F
10
O
–50
S
S
0mA
TEST CIRCUIT 2
TC02
–100
0.100
1
10
100
FREQUENCY (kHz)
RIPPLE REJECTION TEST CIRCUIT
TPC69
11-20-94
January, 1995 TOKO, Inc.
Page 21
TK114xx
TYPICAL APPLICATIONS
CONTROL FUNCTION UTILIZED
CONTROL FUNCTION NOT UTILIZED
S
S
S
V
V
O
IN
(See Note)
+
+
S
S
TK114xx
IN
OUT
1mF
4.7 F
m
+
6
5
2
4
3
100K
m
F
10
S
S
R
= 100KW
MAX
PULL-UP RESISTOR
Rmax/N Devices
1
S
S
S
TC02
ON/OFF
Control
(Optional)
To other TK114xx Devices
TA01
Note: Parallel connection of control pins is allowed if all devices use identical input voltage.
Application Hints
PRINTED CIRCUIT BOARD LAYOUT
Maximize copper foil area connecting to all IC pins for
optimum performance. Place input and output bypass
capacitors close to the GND pin. For best transient behav-
ior and lowest output impedance, use as large a capacitor
value as possible. The temperature coefficient of the ca-
pacitance and Equivalent Series Resistance (ESR) should
be taken into account. These parameters can influence
power supply noise and ripple rejection. In extreme cases,
oscillation may occur. In order to maintain stability, the
output bypass capacitor value should be minimum 2.2 µF
for a Tantalum electrolytic or 4.7 µF for an Aluminum
electrolytic.
+
+
GND
0.95 mm
SCALE: 10:1
KT114xx • PCBL01
Handling Molded Resin Packages
All plastic molded packages absorb some moisture from
the air. If moisture absorption occurs prior to soldering the
device into the printed circuit board, increased separation
of the lead from the plastic molding may occur, degrading
the moisture barrier characteristics of the device.
This property of plastic molding compounds should not be
overlooked, particularlyinthecaseofverysmallpackages,
where the plastic is very thin.
In order to preserve the original moisture barrier properties
of the package, devices are stored and shipped in moisture
proof bags, filled with dry air. The bags should not be
opened or damaged prior to the actual use of the devices.
If this is unavoidable, the devices should be stored in a low
relativehumidityenvironment(40to65%)orinanenclosed
environment with desiccant.
11-20-94
Page 22
January, 1995 TOKO, Inc.
TK114xx
TYPICAL APPLICATIONS (CONT.)
100 k
21
6
VIN
5 V
4 V
2 V
VO
11450
1
2,3,5
+
+
+
+
0.1 µF
4.7 µ
4.7 µ
4.7 µ
21
2,3,5
6
VO
11440
11420
1
R
6
21
2,3,5
VO
1
+
1 µF
Tr
TK114xx TP/pg.24
6
1
4
VIN
VO
114XX
100 k
2,3,5
+
+
0.1 µF
4.7 µ
R
V
O
Tr
114-TA pg.24
td
11-20-94
January, 1995 TOKO, Inc.
Page 23
TK114xx
PACKAGE OUTLINE
SOT-23L
6
5
4
0.6
Orientation Mark
1
2
3
+0.1
0.4 -0.05
M
0.1
e
e
e 0.95
e 0.95
0.95
0.95
Recommended Mount Pad
0.2
3.4 ±
0.2
2.2 ±
±0.15
0.4
30° Max
0.3
3.3±
Unit:mm
The information furnished by TOKO, Inc. is believed to be accurate and reliable. However, TOKO reserves the right to make changes or improvements in the design, specification or manufacture of its products without further notice. TOKO
does not assume any liability arising from the application or use of any product or circuit described herein, nor for any infringements of patents or other rights of third parties which may result from the use of its products. No license is granted
by implication or otherwise under any patent or patent rights of TOKO, Inc.
YOUR LOCAL REPRESENTATIVE IS:
TOKO, Inc.
1-17, Higashi-yukigaya 2-chome
Ohta-ku, Tokyo
145 Japan
Tel: (03) 3727-1161
Fax: (03) 3728-4690, 4697
11-20-94
Page 24
© 1993 Toko America, Inc.
All Rights Reserved
January, 1995 TOKO, Inc.
Printed in U.S.A.
IC-105-TK114
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