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CJ7812-TO263-2L Datasheet, PDF (1/2 Pages) ZP Semiconductor – TO-263-2L Plastic-Encapsulate Voltage Regulators | |||
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CJ7812
TO-263-2L Plastic-Encapsulate Voltage Regulators
TO-263-2L
CJ7812 Three-terminal positive voltage regulator
FEATURES
Maximum Output current IOM: 1.5 A
Output voltage Vo: 12 V
Continuous total dissipation
PD: 1.5 W (Ta = 25 â)
15 W (TC= 25 â)
1.IN
2.GND
3.OUT
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ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Symbol
Value
Unit
Input Voltage
Vi
35
V
Thermal Resistance to Junction to Air
RθJA
83.3
â/W
Thermal Resistance to Junction to Case
RθJC
8.33
â/W
Operating Junction Temperature Range
TOPR
0-150
â
Storage Temperature Range
TSTG
-65-150
â
ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JINCTION TEMPERATURE (Vi=19V, Io=500mA,Ci=0.33μF, Co=0.1μF, unless otherwise specified )
Parameter
Symbol
Test conditions
Min Typ Max Unit
Output Voltage
25â 11.5 12.0 12.5
V
Vo
Io= 5.0mA-1.0A, Pâ¤15W
14.5V⤠Vi â¤27V
0-125â 11.4 12
12.6
V
Load Regulation
14.5V⤠Vi â¤30V
âVo
16Vâ¤Viâ¤22V
25â
25â
10
240
mV
3
120
mV
Line Regulation
IO=5mA - 1.5A
âVo
IO=250mA - 750mA
25â
25â
12
240
mV
4
120
mV
Quiescent Current
Quiescent Current Change
Output Voltage Drift
Iq
âIq
â³Vo/â³T
5.0mA⤠IO â¤1.0A
14.5V â¤Vi⤠30V
IO=5mA
25â
0-125â
0-125â
0-125â
4.3
8
mA
0.5
mA
1.0
mA
-1
mV/â
Output Noise Voltage
VN
f =10Hz to 100KHz
25â
75
μV
Ripple Rejection
RR
f =120Hz, 15V⤠Vi â¤25V
0-125â 55
71
dB
Dropout Voltage
Output Resistance
Vd
IO=1.0A
RO
f = 1KHz
25â
2
V
25â
18
mâ¦
Short Circuit Current
Isc
Peak Current
Ipk
25â
350
mA
25â
2.2
A
TYPICAL APPLICATION
Vi
1
3
Vo
UCTJ7C812
Ci
2
0.33μF
Co
0.1μF
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