LM78XX 查看數據表（PDF） - Contek Microelectronics
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LM78XX Datasheet PDF : 6 Pages
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LM78XX
LINEAR INTEGRATED CIRCUIT
Contek LM7815 ELECTRICAL CHARACTERISTICS
( VI=23V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP
Output Voltage
Tj=25 C, IO=5mA - 1.0A
14.4 15.0
Vo
VI =17.5V to 30V,
14.25
Load Regulation
Line regulation
Quiescent Current
IO=5mA - 1.0A,PD<15W
DVo Tj=25 C,IO=5mA - 1.5A
Tj=25 C,IO=0.25A - 0.75A
DVo VI =18.5V to 30V,Tj=25 C
VI =17.7V to 30V,
Tj=25 C, IO =1A
Iq
Tj=25 C, IO=<1A
Quiescent Current Change
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
Peak Output Current
Short-Circuit Current
Dropout Voltage
DIq
DIq
VN
DVo/DT
RR
IPK
ISC
Vd
VI =17.5V to 30V
IO=5mA - 1.0A
10Hz<=f<=100kHz
Io=5mA
VI =18.5V to 28.5V
f=120Hz,Tj=25 C
Tj=25 C
VI=35V, Tj=25 C
Tj=25 C
90
-1.8
54 70
1.8
250
2.0
MAX
15.6
15.75
UNIT
V
V
150 mV
75 mV
150 mV
150 mV
8.0 mA
1.0 mA
0.5 mA
mV
mV/ C
dB
A
mA
V
Contek LM7818 ELECTRICAL CHARACTERISTICS
( VI=27V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP
Output Voltage
Load Regulation
Line regulation
Tj=25 C, IO=5mA - 1.0A
17.3 18.0
Vo
VI =21V to 33V,I O=5mA - 1.0A 17.1
DVo Tj=25 C,IO=5mA - 1.5A
Tj=25 C,IO=0.25A - 0.75A
DVo VI =21V to 33V,Tj=25 C
VI =21V to 33V,
Tj=25 C, IO =<1A,PD<15W
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
Peak Output Current
Short-Circuit Current
Dropout Voltage
Iq
Tj=25 C, IO=<1A
DIq
VI =21.5V to 33V
DIq
IO=5mA - 1.0A
VN
10Hz<=f<=100kHz
110
DVo/DT Io=5mA
-2.2
RR
VI =22V - 32V,f=120Hz,Tj=25 C 53 69
IPK
Tj=25 C
1.8
ISC
VI=35V, Tj=25 C
250
Vd
Tj=25 C
2.0
MAX
18.7
18.9
180
90
180
180
UNIT
V
V
mV
mV
mV
mV
8.0 mA
1.0 mA
0.5 mA
mV
mV/ C
dB
A
mA
V
Contek Microelectronics Co.,Ltd.
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CONTEK
http://www.contek-ic.com E-mail:sales@contek-ic.com
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