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Номер произв WS78L12
Описание Three-terminal positive voltage regulator
Производители Guanxin
логотип Guanxin логотип 



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WS78L12 Даташит, Описание, Даташиты
WS78L12Three-terminal positive voltage regulator
TO-92
1.OUT
FEATURES
Maximum output current
IOM: 0. 1A
Output voltage
Vo: 12 V
Continuous total dissipation
PD: 0.625W
2.GND
3.IN
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Symbol
Value
Unit
Input Voltage
Vl 35
V
Operating Junction Temperature Range
TOPR
0-+150
Storage Temperature Range
TSTG
-55-+150
ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JINCTION TEMPERATURE(VI=19V, Io=40mA, Ci=0.33μF,Co=0.1μF, unless otherwise specified )
Pa rameter
Output voltage
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise VoItage
Ripple Rejection
Dropout Voltage
TYPICAL APPLICATION
Symbol
Test conditions
Vo
Vo
Vo
Iq
Iq
Iq
VN
RR
Vd
Vi
Ci
0.33μF
14VV l27V, Io=1mA-40mA
Io=1mA-70mA
25
0-125
Io=1mA-100mA
Io=1mA-40mA
14.5VV l27V
16VV l27V
16VV l27V
1mAIO40mA
10Hzf100KHz
15VV l25V,f=120Hz
31
25
25
25
25
25
0-125
0-125
25
0-125
25
Vo
UwTs7C8L12
2
Co
0.1μF
Min
11.5
11.4
11.4
37
Typ Max Unit
12 12.5 V
12 12.6 V
12 12.6 V
22 100 mV
13 50 mV
55 250 mV
49 200 mV
4.3 6.5
mA
1.5 mA
0.1 mA
70 uV
42 dB
1.7 V
Note : Bypass capacitors are recommended for optimum stability and transient response and should be located as close as
possible to the regulators.
B,Apr,2012










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