LM78MXX 查看數據表（PDF） - Fairchild Semiconductor
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LM78MXX Datasheet PDF : 14 Pages
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MC78MXX/LM78MXX
Electrical Characteristics (MC78M15) (Continued)
(Refer to the test circuits, 0 < TJ < +125°C, IO=350mA, VI=23V, 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
ΔVO
IQ
ΔIQ
ΔV/ΔT
VN
RR
VD
ISC
IPK
Conditions
Min.
TJ = +25°C
14.4
IO = 5mA to 350mA
VI = 17.5V to 30V
14.25
IO = 200mA VI = 17.5V to 30V -
TJ =+25°C VI = 20V to 30V
-
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 = 17.5V to 30V
-
IO = 5mA
TJ = 0 to +125°C
-
f = 10Hz to 100kHz
-
f = 120Hz, IO = 300mA
VI = 18.5V to 28.5V, TJ =+25 °C
-
TJ =+25°C, IO = 500mA
-
TJ = +25°C, VI = 35V
-
TJ = +25°C
-
Typ.
15
15
-
-
-
-
4.1
-
-
-1
100
70
2
300
700
Max.
15.6
15.75
100
50
300
150
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.
6
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