LM7915 Просмотр технического описания (PDF) - Fairchild Semiconductor
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LM7915 Datasheet PDF : 15 Pages
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MC79XX (LM79XX) (KA79XX/A)
FIXED VOLTAGE REGULATOR (NEGATIVE)
LM7924 ELECTRICAL CHARACTERISTICS
(VI = 33V, lO = 500mA, 0°C ≤TJ ≤+125°C, CI =2.2µF, CO = 1µF, unless otherwise specified.)
Characteristic
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current Change
Temperature Coefficient of VD
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
Symbol
Test Conditions
VO
∆VO
∆VO
IQ
∆IQ
∆VO/∆T
VN
RR
VD
ISC
IPK
TJ =+25°C
IO = 5mA to 1A, PO ≤15W
VI = -27 to -38V
TJ = 25°C
VI = - 27 to - 38V
VI= - 30 to - 36V
TJ = +25°C
IO = 5mA to 1.5A
TJ =+ 25°C
IO = 250 to 750mA
TJ =+ 25°C
IO = 5mA to 1A
VI = -27 to -38V
IO = 5mA
f = 10Hz to 100KHz
TA =+ 25°C
f = 120Hz
∆VI = 10V
TJ= +25°C
IO = 1A
TJ=+ 25°C, VI = -35V
TJ=+25°C
Min Typ Max
- 23 - 24 - 25
- 22.8 - 24 - 25.2
Unit
V
15
480
mV
8
180
15
480
mV
5
240
3
6
mA
0.5
mA
1
-1
mV/°C
400
µV
54
60
dB
2
V
300
mA
2.2
A
* Load and line regulation are specified at constant junction temperature. Changes in VO due to heating effects must be taken
into account separately. Pulse testing with low duty is used.
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