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WEJ78L08 Datasheet دیتاشیت PDF دانلود

دیتاشیت - WEJ - Three-terminal positive voltage regulator

شماره قطعه WEJ78L08
شرح مفصل Three-terminal positive voltage regulator
تولید کننده WEJ 
آرم WEJ 


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WEJ78L08 شرح
RoHS
WEJ78L08
WEJ78L08 Three-terminal positive voltage regulato
FEATURE
Maximum Output current
DIOM: 0.1 A
Output voltage
TVo: 8 V
.,LOperating and storage junction temperature range
TJ, Tstg: -55to +150
SOT-23-3L
1. OUT
2. IN
3. GND
2. 80¡ À0. 05
1. 60¡ À0. 05
COABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Symbol
Value
Unlts
ICInput Voltage
V l 30
V
Operating Junction Temperature Range
TOPR
0~+125
NStorage Temperature Range
TSTG
-55~+150
ELECTRICAL CHARACTERISTICS (VI=14V,Io=40mA,0<Tj<125,C1=0.33µF,Co=0.1µF, unless otherwise specified )
OParameter
Symbol
Test conditions
MIN TYP MAX UNIT
TROutput voltage
Tj=25
7.7 8.0
8.3
V
Vo
10.5VV l23V, Io=1mA~40mA
7.6 8.0
8.4
V
10.5VV lVMAX, Io=1mA~70mA 7.6 8.0
8.4
V
(note)
CLoad Regulation
Vo Tj=25 , Io=1mA~100mA
Tj=25 , Io=1mA~70mA
18 80
10 40
mV
mV
LELine regulation
Vo 10.5VV l23V, Tj=25
11VV l23V, Tj=25
42 175
36 125
mV
mV
Quiescent Current
EQuiescent Current Change
JOutput Noise VoItage
Ripple Rejection
Iq 25
4 6 mA
Iq 11VV l23V
1.5 mA
Iq 1mAV l40mA
0.1 mA
VN 10Hzf100KHz
54 uV
RR 13VV l23V,f=120Hz,Tj=2539 70
dB
EDropout Voltage
Vd Tj=25
1.7 V
TYPICAL APPLICATION
vi
3
1 Vo
W UT 78L08
C1
0.33µF
2
C0
0.1µF
Note 1: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as
possible to the regulators.
WEJ ELECTRONIC CO. Http:// www.wej.cn E-mail:wej@yongerjia.com
Free Datasheet http://www.datasheet4u.com/

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