WEJ7812 Datasheet PDF - WEJ
| Part Number | WEJ7812 | |
| Description | Three-terminal positive voltage regulator | |
| Manufacturers | WEJ | |
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RoHS
WEJ7812
WEJ7812 Three-terminal positive voltage regulator
TDFEATURES
Maximum Output current
.,LIOM: 1 A
Output voltage
Vo: 12 V
TO-220
1. IN
2. GND
3. OUT
123
COABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Symbol
Value
Unit
ICInput Voltage
V i 40 V
Operating Junction Temperature Range
TOPR
0-125
℃
NStorage Temperature Range
TSTG
-55-150
℃
OELECTRICAL CHARACTERISTICS (Vi=19V,Io=500mA,0℃<Tj<125℃,Ci=0.33µF,Co=0.1µF, unless otherwise specified )
Parameter
Symbol
Test conditions
MIN TYP MAX UNIT
R Tj=25℃
11.5 12.0 12.5
V
TOutput voltage
Vo 5.0mA<Io<1.0A, Po<15W
11.4 12
12.6
V
Vi=14.5V to 27V
CLoad Regulation
∆Vo Tj=25℃, Vi=14.5V to 30V
Tj=25℃, Vi=16V to 22V
10 240
3 120
mV
mV
ELine regulation
∆Vo Tj=25℃, IO=5.0mA to 1.5A
Tj=25℃, IO=250mA to 750mA
11 240
5.0 120
mV
mV
Quiescent Current
Iq Tj=25℃
5.1 8
mA
LQuiescent Current Change
∆Iq
IO=5.0mA to 1.0A
Vi=14.5V to 30V
0.5 mA
1.0 mA
EOutput Noise VoItage
VN f =10Hz to 100KHz,Ta=25℃
76
µV
Ripple Rejection
RR
f =120Hz, Vi=15V to 25V
55 71
dB
JDropout Voltage
Output resistance
Vd IO=1.0A,Tj=25℃
RO f = 1KHz
2V
18 mΩ
EShort Circuit Current
Isc Vi=35V, Ta=25℃
230 mA
WPeak Current
Ipk Tj=25℃
2.2 A
TYPICAL APPLICATION
vi
1
3 Vo
U 7T8C12
Ci
0.33µF
2
Co
0.1µF
WEJ ELECTRONIC CO.
Http:// www.wej.cn
E-mail:[email protected]
Free Datasheet http://www.datasheet4u.com/
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Part DetailsOn this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for WEJ7812 electronic component. |
| Information | Total 1 Pages | |
| Link URL | [ Copy URL to Clipboard ] | |
| Download | [ WEJ7812.PDF Datasheet ] | |
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