78M09 查看數據表（PDF） - Contek Microelectronics
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78M09 Datasheet PDF : 6 Pages
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78MXX
LINEAR INTEGRATED CIRCUIT
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
Ripple Rejection
Peak Output Current
RR
Vi =9V to 19V,f=120Hz,Tj=25 C 59
dB
Io=300mA
IPK
Tj=25 C
700
mA
Short-Circuit Current
ISC
Vi=35V, Tj=25 C
300
mA
Dropout Voltage
Vd
Tj=25 C
Contek 78M08 ELECTRICAL CHARACTERISTICS
2.0
V
(Refer to the test circuits, Tmin<=Tj<=125 C,Io=350mA,Vi=14V,unless otherwise specified,Ci=0.33uF,Co=0.1uF)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
Tj=25 C
7.7 8.0 8.3
V
Output Voltage
Vo
Vi =10.5V to 23V,
7.6 8.0 8.4
V
Io=5mA-350mA
Load Regulation
DVo Tj=25 C,Io=5mA-0.5A
160 mV
Tj=25 C,Io=5mA-200mA
80 mV
Line regulation
DVo Vi =10.5V to 25V
Tj=25 C,Io=2A
100 mV
Vi =11V to 25V
Tj=25 C,Io=2A
50 mV
Quiescent Current
Quiescent Current Change
Iq
Tj=25 C
DIq
Vi =10.5V to 25V,Io=200mA
4.0
6
mA
0.8 mA
DIq
Io=5mA to 350mA
0.5 mA
Output Noise Voltage
VN
10Hz<=f<=100KHz
52
uV
Ripple Rejection
RR
Vi =11.5V to 21.5V,
56
dB
f=120Hz,Io=300mA
Peak Output Current
IPK
Tj=25 C
700
mA
Short-Circuit Current
ISC Vi=35V, Tj=25 C
Dropout Voltage
Vd
Tj=25 C,Io=500mA
Contek 78M09 ELECTRICAL CHARACTERISTICS
300
mA
2.0
V
(Refer to the test circuits, Tmin<=Tj<=125 C,Io=350mA,Vi=17V,unless otherwise specified,Ci=0.33uF,Co=0.1uF)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
Output Voltage
Tj=25 C
8.64 9 9.36 V
Vo
Vi =12.5V to 25V,
8.55 9 9.45 V
Io=5mA-350mA
Load Regulation
DVo Tj=25 C,Io=5mA-0.5A
200 mV
Tj=25 C,Io=5mA-200mA
100 mV
Line regulation
DVo Vi =12.5V to 25 V
Tj=25 C,Io=2A
Vi =13V to 25V
Tj=25 C,Io=2A
100 mV
50 mV
Quiescent Current
Iq
Tj=25 C
4.1
6
mA
Quiescent Current Change
DIq
Vi =12.5V to 25V,Io=200mA
DIq
Io=5mA-350mA
0.8 mA
0.5 mA
Output Noise Voltage
VN
10Hz<=f<=100kHz
65
uV
Ripple Rejection
RR
Vi =13V to 23V,f=120Hz
55
dB
Io=300mA
Peak Output Current
Short-Circuit Current
IPK
Tj=25 C
ISC
Vi=35V, Tj=25 C
700
mA
300
mA
Dropout Voltage
Vd
Tj=25 C,Io=500mA
2.0
V
Contek Microelectronics Co.,Ltd.
3
CONTEK
http://www.contek-ic.com E-mail:sales@contek-ic.com
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