UTCLM7906 [UTC]
3 TERMINAL 1A NEGATIVE VOLTAGE REGULATOR; 3端子1A负稳压器型号: | UTCLM7906 |
厂家: | Unisonic Technologies |
描述: | 3 TERMINAL 1A NEGATIVE VOLTAGE REGULATOR |
文件: | 总6页 (文件大小:73K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
UTCLM79XX LINEAR INTEGRATED CIRCUIT
3 TERMINAL 1A NEGATIVE
VOLTAGE REGULATOR
DESCRIPTION
The UTC LM79XX series of three-terminal negative
regulators are available in TO-220 package and with several
fixed output voltage, making them useful in a wide range of
application. Each type employs internal current limiting,
thermal shut-down and safe area protection, making it
essentially indestructible.
1
FEATURES
*Output current up to 1A
*-5V;-6V;-8V;-12V;-15V;-18V;-24V output voltage available
TO-220
*Thermal overload protection
*Short circuit protection
1:GND 2:Input 3:Output
BLOCK DIAGRAM
GND
R1
R2 OUTPUT
Voltage
reference
Protection
circuitry
RSC
INPUT
UTC UNISONIC TECHNOLOGIES CO., LTD.
1
QW-R101-007,B
UTCLM79XX LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS(Ta=25°C)
PARAMETER
SYMBOL
Vi
VALUE
-35
65
UNIT
V
Input voltage
Thermal resistance
junction-air
R θ JA
°C /W
Thermal resistance
junction-cases
R θ JC
5
°C /W
Operating Temperature
Storage Temperature
Topr
Tstg
0 ~ +125
-65 ~ +150
°C
°C
UTC7905 ELECTRICAL CHARACTERISTICS
(Refer to test circuits, 0<Tj<125°C,Io=500mA,Vi=-10V,Ci=33uF,Co=1uF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
-4.80
-5.0
-5.20
V
Tj=25°C
Output voltage
Vo
5.0mA<Io<1.0A,Po<15W
Vi=-7V to -20V
-4.75
-5.25
100
V
mV
mV
mV
mV
mA
mA
mA
mV/°C
µV
Line regulation
Load regulation
10
∆Vo
Tj=25°C,Vi=-7V to -25V
Tj=25°C,Vi=-8V to -12V
Tj=25°C,Io=5.0mA to 1.5A
Tj=25°C,Io=250mA to 750mA
Tj=25°C
10
3
3
100
50
∆Vo
Quiescent current
Quiescent current change
IQ
∆IQ
6
Io=5mA to 1.0A
0.05
0.1
-0.4
100
60
0.5
1.3
Vi=-7V to -25V
Output voltage drift
Output noise voltage
Ripple rejection
Dropout voltage
Short circuit current
peak current
Io=5mA
∆Vo/∆T
VN
f=10hz to 100kHz,Ta=25°C
f=120Hz, Vi=-8V to -18V
Io=1.0A,Tj=25°C
RR
54
dB
Vo
2
V
Isc
300
2.2
mA
A
Vi=-35V,Ta=25°C
Tj=25°C
Ipk
UTC7906 ELECTRICAL CHARACTERISTICS
(Refer to test circuits, 0<Tj<125°C,Io=500mA,Vi=-11V,Ci=2.2uF,Co=1uF,unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
-5.76 -6.00 -6.24
V
Tj=25°C
Output voltage
Vo
5.0mA<Io<1.0A,Po<15W
Vi=-8V to -21V
-5.70
-6.30
120
60
V
mV
mV
mV
mV
mA
mA
mA
mV/°C
µV
Line regulation
Load regulation
10
5
∆Vo
Tj=25°C,Vi=-8V to -25V
Tj=25°C,Vi=-9V to -13V
Tj=25°C,Io=5.0mA to 1.5A
Tj=25°C,Io=250mA to 750mA
Tj=25°C
10
3
120
60
∆Vo
Quiescent current
Quiescent current change
IQ
∆IQ
3
6
0.5
1.3
Io=5mA to 1.0A
Vi=-8V to -25V
Output voltage drift
Output noise voltage
Ripple rejection
Dropout voltage
Short circuit current
peak current
Io=5mA
-0.5
130
60
∆Vo/∆T
VN
f=10hz to 100kHz,Ta=25°C
f=120Hz, Vi=-9V to -19V
Io=1.0A,Tj=25°C
RR
54
dB
Vo
2
V
Isc
300
2.2
mA
A
Vi=-35V,Ta=25°C
Tj=25°C
Ipk
UTC UNISONIC TECHNOLOGIES CO., LTD.
2
QW-R101-007,B
UTCLM79XX LINEAR INTEGRATED CIRCUIT
UTC7908 ELECTRICAL CHARACTERISTICS
(Refer to test circuits, 0<Tj<125°C,Io=500mA,Vi=-14V,Ci=2.2uF,Co=1uF,unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
-7.68
-8.0
-8.32
V
Tj=25°C
Output voltage
Vo
5.0mA<Io<1.0A,Po<15W
Vi=-10.5V to -23V
-7.60
-8.40
100
80
V
mV
mV
mV
mV
mA
mA
mA
mV/°C
µV
Line regulation
Load regulation
10
5
∆Vo
Tj=25°C,Vi=-10.5V to -25V
Tj=25°C,Vi=-11.5V to -17V
Tj=25°C,Io=5.0mA to 1.5A
Tj=25°C,Io=250mA to 750mA
Tj=25°C
12
4
160
80
∆Vo
Quiescent current
Quiescent current change
IQ
∆IQ
3
6
0.5
1.0
Io=5mA to 1.0A
0.05
0.1
-0.6
175
60
2
Vi=-11.5V to -25V
Output voltage drift
Output noise voltage
Ripple rejection
Dropout voltage
Short citcuit current
peak current
Io=5mA
∆Vo/∆T
VN
f=10hz to 100kHz,Ta=25°C
f=120Hz, Vi=-11.5V to -21.5V
Io=1.0A,Tj=25°C
RR
54
dB
Vo
V
mA
A
Isc
300
2.2
Vi=-35V,Ta=25°C
Tj=25°C
Ipk
UTC7912 ELECTRICAL CHARACTERISTICS
(Refer to test circuits, 0<Tj<125°C,Io=500mA,Vi=-18V,Ci=2.2uF,Co=1uF,unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
-11.52 -12.0 -12.48
V
Tj=25°C
Output voltage
Vo
5.0mA<Io<1.0A,Po<15W
Vi=-14.5V to -27V
-11.40
-12.60
240
120
240
120
6
V
mV
mV
mV
mV
mA
mA
mA
mV/°C
µV
Line regulation
Load regulation
12
6
∆Vo
Tj=25°C,Vi=-14.5V to -30V
Tj=25°C,Vi=-16V to -22V
Tj=25°C,Io=5.0mA to 1.5A
Tj=25°C,Io=250mA to 750mA
Tj=25°C
12
4
∆Vo
Quiescent current
Quiescent current change
IQ
∆IQ
3
Io=5mA to 1.0A
0.05
0.1
-0.8
200
60
2
0.5
1.0
Vi=-14.5V to -30V
Output voltage drift
Output noise voltage
Ripple rejection
Dropout voltage
Short circuit current
peak current
Io=5mA
∆Vo/∆T
VN
f=10hz to 100kHz,Ta=25°C
f=120Hz, Vi=-15V to -25V
Io=1.0A,Tj=25°C
RR
54
dB
Vo
V
mA
A
Isc
300
2.2
Vi=-35V,Ta=25°C
Tj=25°C
Ipk
UTC UNISONIC TECHNOLOGIES CO., LTD.
3
QW-R101-007,B
UTCLM79XX LINEAR INTEGRATED CIRCUIT
UTC7915 ELECTRICAL CHARACTERISTICS
(Refer to test circuits, 0<Tj<125°C, Io=500mA,Vi=-23V,Ci=2.2uF,Co=1uF,unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
-14.40 -15.0 -15.60
V
Tj=25°C
Output voltage
Vo
5.0mA<Io<1.0A,Po<15W
Vi=-17.5V to -30V
-14.25
-15.75
300
150
300
150
6
V
mV
mV
mV
mV
mA
mA
mA
mV/°C
µV
Line regulation
Load regulation
12
6
∆Vo
Tj=25°C,Vi=-17.5V to -30V
Tj=25°C,Vi=-20V to -26V
Tj=25°C,Io=5.0mA to 1.5A
Tj=25°C,Io=250mA to 750mA
Tj=25°C
12
4
∆Vo
Quiescent current
Quiescent current change
IQ
∆IQ
3
Io=5mA to 1.0A
0.05
0.1
-0.9
250
60
2
0.5
1.0
Vi=-17.5V to -30.5V
Output voltage drift
Output noise voltage
Ripple rejection
Dropout voltage
Short circuit current
peak current
Io=5mA
∆Vo/∆T
VN
f=10hz to 100kHz,Ta=25°C
f=120Hz, Vi=-18.5V to -28.5V
Io=1.0A,Tj=25°C
RR
54
dB
Vo
V
mA
A
Isc
300
2.2
Vi=-35V,Ta=25°C
Tj=25°C
Ipk
UTC7918 ELECTRICAL CHARACTERISTICS
(Refer to test circuits, 0<Tj<125°C,Io=500mA,Vi=-27V,Ci=2.2uF,Co=1uF,unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
-17.28 -18.0 -18.72
V
Tj=25°C
Output voltage
Vo
5.0mA<Io<1.0A,Po<15W
Vi=-21V to -33V
-17.10
-18.90
360
180
360
180
6
V
mV
mV
mV
mV
mA
mA
mA
mV/°C
µV
Line regulation
Load regulation
15
8
15
5.0
3
∆Vo
Tj=25°C,Vi=-21V to -33V
Tj=25°C,Vi=-24V to -30V
Tj=25°C,Io=5.0mA to 1.5A
Tj=25°C,Io=250mA to 750mA
Tj=25°C
∆Vo
Quiescent current
Quiescent current change
IQ
∆IQ
Io=5mA to 1.0A
0.5
Vi=-21V to -32V
1.0
Output voltage drift
Output noise voltage
Ripple rejection
Dropout voltage
Short circuit current
peak current
Io=5mA
-1
300
60
∆Vo/∆T
VN
f=10hz to 100kHz,Ta=25°C
f=120Hz, Vi=-22V to -32V
Io=1.0A,Tj=25°C
RR
54
dB
Vo
2
V
Isc
300
2.2
mA
A
Vi=-35V,Ta=25°C
Tj=25°C
Ipk
UTC UNISONIC TECHNOLOGIES CO., LTD.
4
QW-R101-007,B
UTCLM79XX LINEAR INTEGRATED CIRCUIT
UTC7924 ELECTRICAL CHARACTERISTICS
(Refer to test circuits, 0<Tj<125°C,Io=500mA,Vi=-33V,Ci=2.2uF,Co=1uF,unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
-23.04
-24
-24.96
V
Tj=25°C
Output voltage
Vo
5.0mA<Io<1.0A,Po<15W
Vi=-27V to -38V
-22.80
-25.20
480
240
480
240
6
V
mV
mV
mV
mV
mA
mA
mA
mV/°C
µV
Line regulation
Load regulation
15
8
15
5.0
3
∆Vo
Tj=25°C,Vi=-27V to -38V
Tj=25°C,Vi=-30V to -36V
Tj=25°C,Io=5.0mA to 1.5A
Tj=25°C,Io=250mA to 750mA
Tj=25°C
∆Vo
Quiescent current
Quiescent current change
IQ
∆IQ
Io=5mA to 1.0A
0.5
Vi=-27V to -38V
1.0
Output voltage drift
Output noise voltage
Ripple rejection
Dropout voltage
Short circuit current
peak current
Io=5mA
-1
400
60
∆Vo/∆T
VN
f=10hz to 100kHz,Ta=25°C
f=120Hz, Vi=-28V to -38V
Io=1.0A,Tj=25°C
RR
54
dB
Vo
2
V
Isc
300
2.2
mA
A
Vi=-35V,Ta=25°C
Tj=25°C
Ipk
APPLICATION CIRCUITS
C1
2.2
C0
µ
F
1 µF
1
-Vi
-Vo
2
3
UTC LM79XX
Fig.1 Fixed output regulator
+20V
+15V
UTC LM7815
3
1
2
0.33
µ
F
0.1
µ
F
1N4001
1N4001
2.2
µ
F
2
1
1 µF
3
UTC LM7915
-20V
-15V
Fig.2 Split power supply(+-15V,1A)
UTC UNISONIC TECHNOLOGIES CO., LTD.
5
QW-R101-007,B
UTCLM79XX LINEAR INTEGRATED CIRCUIT
C3
2.5
R1
C2
µ
F
C1
2.2
1
µ
F
µ
F
1
R2
2
3
UTC LM79XX
-Vi
-Vo
Fig.3 Circuit for increasing output voltage
UTC UNISONIC TECHNOLOGIES CO., LTD.
6
QW-R101-007,B
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