LR1116-2.85V-A(SOT-223) [UTC]
Regulator, 1 Output, BIPolar,;
| 型号： | LR1116-2.85V-A(SOT-223) |
| 厂家： | 
Unisonic Technologies |
| 描述： | Regulator, 1 Output, BIPolar, |
| 文件： | 总5页 (文件大小：111K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
UTC LR1116/A LINEAR INTEGRATED CIRCUIT
LOW DROP FIXED AND
ADJUSTABLE POSITIVE VOLTAGE
REGULATORS
1
SOT-223
TO-220
TO-263
SOP-8
DESCRIPTION
The UTC LR1116/A is a LOW DROP Voltage Regulator
able to provide up to 0.8/1.0A of Output Current, available
also for adjustable version (Vref=1.25V). Output consists of
pnp power transistor. So that dropout voltage can be
extremely low.
1
1
TO-252
FEATURES
* Low dropout voltage (0.6V max.)
* 2.85V device are suitable for SCSI-2 active
termination
1
1
TO-263-3
* Output current up to 0.8/1.0A
* Fixed output voltage of: 1.5V, 1.8V, 2.5V, 2,85V, 3.0V,
3.3V, *, 5.0V
* Adjustable version availability (Vref=1.25V)
* Internal current and thermal limit
* Available in ±1%(at 25°C) and 2% in all temperature
range
SOP-8
1: GND; 2,3,6,7: Vout;
4: Vin; 5,8: NC
*Pb-free plating product number: LR1116L/LR1116AL
MARKING INFORMATION
PACKAGE VOLTAGE PIN CODE PIN 1 PIN 2 PIN 3
CODE
MARKING
15:1.5V
18:1.8V
SOT-223 25:2.5V
28:2.85V
A
B
C
D
A
B
C
D
GND
OUT
GND
IN
OUT
GND
IN
IN
IN
LR1116
CURRENT
PIN CODE
CODE
VOLTAGE
CODE
DATE
CODE
OUT
OUT
IN
30:3.0V
33:3.3V
50:5.0V
AD:ADJ
1
2
3
GND
OUT
GND
IN
GND
OUT
GND
IN
UTC
TO-220
TO-252
TO-263
TO-263-3
CURRENT
CODE
PIN CODE
IN
LR1116
VOLTAGE
CODE
DATE
OUT
OUT
CODE
1
2
3
GND
Note: The current code “A” means output current up to 1.0A, while without “A” means output current up to 0.8A.
UTC UNISONIC TECHNOLOGIES CO., LTD.
1
QW-R102-022,D
UTC LR1116/A LINEAR INTEGRATED CIRCUIT
BLOCK DIAGRAM
VCC
VCC
VCC
Reference
Voltage
+
-
Vo
Current
Limit
Therml
Shut Down
GND
ABSOLUTE MAXIMUM RATINGS
PARAMETER
DC Input Voltage
SYMBOL
VIN
RATINGS
UNIT
V
15
Storage temperature
Operating Junction Temperature
Tstg
Top
-65 ~ +150
-40 ~ +150
°C
°C
Note: Absolute Maximum Ratings are those value beyond which damage to the device may occur. Functional
operation under there condition is not implied. Over the above suggested Max Power Dissipation a Short Circuit
could definitively damage the device.
THERMAL DATA
PARAMETER
SYMBOL
VALUE
UNIT
Thermal Resistance Junction-case
SOT-223
SOP-8
TO-252
TO-220
TO-263
15
20
8
°C/W
°C/W
°C/W
°C/W
°C/W
θJC
4
4
APPLICATION CIRCUIT
VOUT
VIN
LR1116/A
COUT
10µF
CIN
10µF
UTC UNISONIC TECHNOLOGIES CO., LTD.
2
QW-R102-022,D
UTC LR1116/A LINEAR INTEGRATED CIRCUIT
UTC LR1116/A-Vo＜3.0V ELECTRICAL CHARACTERISTICS
(refer to the test circuits, Tj=-40 ~ 150°C, Co=10µF unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN.
VO×0.99
VO×0.98
TYP.
VO
MAX.
VO×1.01
VO×1.02
UNIT
V
Output Voltage
Vo
Vin=VO+1.5V, Io=10mA, Tj=25°C
Io=0 to 800/1000mA
Vin =(VO+1V) ~ 15V
Vin =(VO+1V) ~ 15V, Io=0mA
Vin =(VO+1V) ~ 15V
Io=0 to 800/1000mA
Output Voltage
Line Regulation
Load Regulation
Vo
VO×0.98
VO
0.1
0.2
VO×1.02
V
%
%
∆Vo
∆Vo
0.6
1
Temperature stability
Long Term Stability
Operating Input Voltage
Quiescent Current
Output Current
∆Vo
∆Vo
Vin
Id
Io
eN
0.5
0.3
%
%
V
mA
mA
µV
1000 hrs, Tj=125°C
Io=100mA
Vin≤10V
15
10
1200
5
950
100
Vin=VO+4.5V, Tj=25°C
B=10Hz to 10KHz, Tj=25°C
Io=40mA, f=120Hz, Tj=25°C
Vin=VO+2.5V, Vripple=1Vpp
Io= 100mA
800
60
Output Noise Voltage
Supply Voltage Rejection
SVR
Vd
75
dB
0.4
0.6
0.8
0.9
V
V
V
V
Io= 500mA
Dropout Voltage
Io= 800mA
Io=1000mA
Thermal Regulation
Ta=25°C, 30ms Pulse
0.01
0.10
%/W
UTC LR1116/A-Vo≧3.0V ELECTRICAL CHARACTERISTICS
(refer to the test circuits, Tj=-40 ~ 150°C, Co=10µF unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
Vin=VO+1.5V, Io=10mA, Tj=25°C
Io=0 to 800/1000mA
MIN.
TYP.
VO
MAX.
UNIT
V
Output Voltage
Vo
VO×0.99
VO×1.01
Output Voltage
Line Regulation
Load Regulation
Vo
VO×0.98
VO
0.1
0.2
VO×1.02
V
%
%
Vin =(VO+1V) ~ 15V
∆Vo
∆Vo
Vin =(VO+1V) ~ 15V, Io=0mA
Vin =(VO+1V) ~ 15V
Io=0 to 800/1000mA
0.6
1
Temperature stability
Long Term Stability
Operating Input Voltage
Quiescent Current
Output Current
∆Vo
∆Vo
Vin
Id
Io
eN
0.5
0.3
%
%
V
mA
mA
µV
1000 hrs, Tj=125°C
Io=100mA
Vin≤10V
15
10
1200
5
950
100
Vin=VO+4.5V, Tj=25°C
B=10Hz to 10KHz, Tj=25°C
Io=40mA, f=120Hz, Tj=25°C
Vin=VO+2.5V, Vripple=1Vpp
Io= 100mA
800
60
Output Noise Voltage
Supply Voltage Rejection
SVR
Vd
75
dB
0.3
0.4
0.6
0.7
V
V
V
V
Io= 500mA
Dropout Voltage
Io= 800mA
Io=1000mA
Thermal Regulation
Ta=25°C, 30ms Pulse
0.01
0.10
%/W
UTC UNISONIC TECHNOLOGIES CO., LTD.
3
QW-R102-022,D
UTC LR1116/A LINEAR INTEGRATED CIRCUIT
UTC LR1116/A-ADJUSTABLE ELECTRICAL CHARACTERISTICS
(refer to the test circuits, Tj=-40 ~ 125°C, Co=10µF unless otherwise specified)
PARAMETER
Reference Voltage
Reference Voltage
Line Regulation
SYMBOL
TEST CONDITIONS
MIN. TYP.
MAX.
1.262
1.275
0.6
UNIT
V
V
%
%
Vref
Vin-VO=1.5V, Io=10mA, Tj=25°C
1.238
1.25
Vref
∆Vo
∆Vo
Io=10 to 800/1000mA, Vin-Vo=1V to 10V 1.225
Vin-Vo=1V to 13.75V, Io=10mA
Vin-Vo=1V, Io=10 to 800/1000mA
0.1
0.2
Load Regulation
1
Temperature stability
Long Term Stability
Operating Input Voltage
Adjustment Pin Current
Adjustment Pin Current
Change
Minimum Load Current
Output Current
Output Noise (%Vo)
∆Vo
∆Vo
Vin
Iadj
0.50
0.3
%
%
V
µA
µA
1000 hrs, Tj=125°C
15
120
5
Vin≤15V
Vin-Vo=1V to 10V,
Io=10 to 800/1000mA
60
1
∆Iadj
Io(min) Vin=15V
Io
eN
2
950
0.003
5
mA
mA
%
Vin-Vo=4.5V, Tj=25°C
800
60
1200
B=10Hz to 10KHz, Tj=25°C
Io=40mA, f=120Hz, Tj=25°C,
Vin-Vo=2.5V, Vripple=1Vpp
Io= 100mA
Supply Voltage Rejection
SVR
Vd
75
dB
0.4
0.6
0.8
0.9
V
V
V
V
Io= 500mA
Dropout Voltage
Io= 800mA
Io=1000mA
Thermal Regulation
Ta=25°C, 30ms Pulse
0.01
0.10
%/W
UTC UNISONIC TECHNOLOGIES CO., LTD.
4
QW-R102-022,D
UTC LR1116/A LINEAR INTEGRATED CIRCUIT
TYPICAL CHARACTERISTICS
Fig.1 Reference Voltge vs.
Temperature
Fig.2 Output Voltage vs.
Temperautre
1.250
1.245
1.240
1.235
1.230
1.225
1.220
1.215
3.60
3.55
3.50
3.45
3.40
3.35
3.30
VOUT SET WITH 1% RESISTORS
Vout=3.3V
3.25
3.20
1.210
1.205
1.200
3.15
3.10
-75 -50 -25
-75 -50 -25
0
25 50 75 100 125 150 175
0
25 50 75 100 125 150 175
Junction Temperature(℃)
Junction Temperature(℃)
Fig.3 Maximum Power Dissipation
10
8
TO-263 & TO-252
6
4
SOT-223
2
0
25
45
65
85
105
125
Case Temperature(℃)
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
UTC UNISONIC TECHNOLOGIES CO., LTD.
5
QW-R102-022,D
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