LM7905CT View Datasheet(PDF) - Fairchild Semiconductor
Part Name
Description
Manufacturer
LM7905CT Datasheet PDF : 15 Pages
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LM79XX/A (KA79XX, MC79XX) FIXED VOLTAGE REGULATOR (NEGATIVE)
(VI = 23V, lO = 500mA, 0°C ≤TJ≤ +125°C, CI =2.2µF, CO = 1µF, unless otherwise specified.)
Characteristic
Symbol
Test Conditions
Min Typ Max
Unit
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
VO
∆VO
∆VO
IQ
∆IQ
∆VO/∆T
VN
RR
VD
ISC
IPK
TJ = +25°C
IO = 5mA to 1A, PO 15W
VI = -18 to -30V
TJ =+25°C VI = -17.5 to -30V
VI= -20 to -26V
TJ =+ 25°C
IO = 5mA to 1.5A
TJ =+ 25°C
IO = 250 to 750mA
TJ =+ 25°C
IO = 5mA to 1A
VI = -18.5 to -30V
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
-14.7 -15 -15.3
-14.4 -15 -15.6
12
300
6
150
12
300
4
150
3
6
0.05
0.5
0.1
1
-0.9
250
54
60
2
300
2.2
V
mV
mV
mA
mA
mV/°C
µV
dB
V
mA
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.
TYPICAL PERFORMANCE CHARACTERISTICS
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