MC78M12 데이터 시트보기 (PDF) - Fairchild Semiconductor
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MC78M12 Datasheet PDF : 14 Pages
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MC78MXX/LM78MXX
Electrical Characteristics (MC78M18) (Continued)
(Refer to the test circuits, 0 < TJ < +125°C, IO=350mA, VI=26V, unless otherwise specified, CI =0.33μF, CO=0.1μF)
Parameter
Output Voltage
Line Regulation (Note1)
Load Regulation (Note1)
Quiescent Current
Quiescent Current Change
Output Voltage Drift
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
Symbol
VO
ΔVO
ΔVΟ
IQ
ΔIQ
ΔV/ΔT
VN
RR
VD
ISC
IPK
Conditions
Min.
TJ = +25°C
17.3
IO = 5mA to 350mA
VI = 20.5V to 33V
17.1
IO = 200mA
VI = 21V to 33V
-
TJ = +25°C
VI = 24V to 33V
-
IO = 5mA to 0.5A, TJ = +25°C
-
IO = 5mA to 200mA, TJ = +25°C
-
TJ = +25°C
-
IO = 5mA to 350mA
-
IO = 200mA
VI = 21V to 33V
-
IO = 5mATJ = 0 to 125°C
-
f = 10Hz to 100kHz
-
f = 120Hz, IO= 300mA , VI = 22V to 32V
TJ =+25 °C
-
TJ = +25°C, IO = 500mA
-
TJ = +25°C, VI = 35V
-
TJ = +25°C
-
Typ.
18
18
-
-
-
-
4.2
-
-
-1.1
100
70
2
300
700
Max.
18.7
18.9
100
50
360
180
6.0
0.5
0.8
-
-
-
-
-
-
Unit
V
mV
mV
mA
mA
mV/°C
μV/Vo
dB
V
mA
mA
Note:
1. Load and line regulation are specified at constant junction temperature. Change in VO due to heating effects must be taken
into account separately. Pulse testing with low duty is used.
7
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