CJ78L18_16 Datasheet, PDF (1/4 Pages) Jiangsu Changjiang Electronics Technology Co., Ltd – Three-terminal positive voltage regulator

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JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
TO-92 Encapsulate Three-terminal Voltage Regulator
CJ78L18 Three-terminal positive voltage regulator
FEATURES
z Maximum output current
I_OM: 0.1A
z ^{Output voltage}
V_O: 12V
z ^{Continuous total dissipation}
P_D: 0.625 W (T_a= 25 ℃ )
TO-92
1.OUT
2.GND
3.IN
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Symbol
Value
Unit
Input Voltage
V_i
30
V
Thermal Resistance from Junction to Ambient
Operating Junction Temperature Range
R_θJA
T_OPR
166.7
-25~+125
℃/W
℃
Storage Temperature Range
T_STG
-65~+150
℃
ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JINCTION TEMPERATURE (Vi=26V,Io=40mA,Ci=0.33μF,Co=0.1μF, unless otherwise specified )
Parameter
Symbol
Test conditions
Min Typ Max Unit
25℃
17.3 18 18.7 V
Output Voltage
Vo 20.5V≤Vi≤33V, Io=1mA-40mA
V_i=26V, Io=1mA-70mA
17.1 18 18.9 V
0-125℃ _17.1
18 18.9
V
Load Regulation
△ Vo
Io=1mA-100mA, V_i=26V
Io=1mA-40mA, V _i=26V
25℃
25℃
27 180 mV
19
90 mV
Line Regulation
20.5V≤Vi≤33V,Io=40mA
△ Vo
22V≤Vi≤33V, Io=40mA
25℃
25℃
70 360 mV
64 300 mV
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Iq
△Iq 22V≤Vi≤33V, Io=40mA
△Iq 1mA≤I _O≤40mA, Vi=26V
V_N
10Hz≤f≤100KHz
RR 21.5V≤Vi≤31.5V,f=120Hz
Vd
Tj=25℃
25℃
4.7 6.5 mA
0-125℃
1.5 mA
0-125℃
25℃
0.1 mA
89
μV/Vo
0-125℃
32
36
dB
25℃
1.7
V
* Pulse test.
TYPICA L APPLICATION
Vi
3
1 Vo
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C_i
2
0.33μF
C₀
0.1μF
Note: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as
possible to the regulators.
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