LM7909CT 데이터 시트보기 (PDF) - Fairchild Semiconductor
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LM7909CT Datasheet PDF : 18 Pages
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MC79XX/MC79XXA/LM79XX
Electrical Characteristics (MC7915A) (Continued)
(VI = -23V, IO = 500mA, 0°C ≤TJ ≤ +125°C, CI =2.2µF, CO =1µF, unless otherwise specified.)
Parameter
Output Voltage
Symbol
VO
Line Regulation (Note1)
∆VO
Load Regulation (Note1)
∆VO
Quiescent Current
IQ
Quiescent Current Change
∆IQ
Temperature Coefficient of VD ∆Vo/∆T
Output Noise Voltage
VN
Ripple Rejection
RR
Dropout Voltage
VD
Short Circuit Current
ISC
Peak Current
IPK
Conditions
TJ = +25°C
IO = 5mA to 1A, PO ≤ 15W
VI = -18V to -30V
TJ = +25°C
VI = -17.5V to -30V
Io = 1A
VI = -20V to -26V
Io = 1A
VI = -17.9V to -30V
VI = -20V to -26V, Io = 1A
TJ = +25°C
IO = 5mA to 1.5A
TJ = +25°C
IO = 250mA to 750mA
TJ = +25°C
IO = 5mA to 1A
VI = -18.5V 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
Min.
-14.7
-14.4
-
-
-
-
-
-
-
-
-
-
-
54
-
-
-
Typ.
-15
-15
12
6
12
6
12
4
3
0.05
0.1
-0.9
250
60
2
300
2.2
Max. Unit
-15.3
V
-15.6
150
75 mV
150
150
150
mV
75
6 mA
0.5
mA
1
- mV/°C
-
µV
-
dB
-
V
- mA
-
A
Note:
1. 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.
13
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