CJ7809 Datasheet, PDF (1/4 Pages) Jiangsu Changjiang Electronics Technology Co., Ltd – Three-terminal positive voltage regulator

JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
TO-251-3L/TO-252-2L Plastic-Encapsulate Voltage Regulators
CJ7809 Three-terminal positive voltage regulator
FEATURES
z Maximum output current
I_OM: 1.5 A
z ^{Output voltage}
V_O: 9 V
z ^{Continuous total dissipation}
P_D: 1.25 W (T_a= 25 ℃ )
TO-251-3L /TO-252-2L
1.IN
1 ₂₃
2.GND
3.OUT
2
1
3
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Symbol
Value
Unit
Input Voltage
Thermal Resistance from Junction to Ambient
Operating Junction Temperature Range
Storage Temperature Range
V_i
R_θJA
T_OPR
T_STG
35
80
-25~+125
-65~+150
V
℃/W
℃
℃
ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JINCTION TEMPERATURE (Vi=16V, Io=500mA,Ci=0.33μF,Co=0.1μF, unless otherwise specified)
Parameter
Symbol
Test conditions
Min Typ Max Unit
Output Voltage
25℃ 8.65
9
9.35
V
Vo
11.5V≤V _i≤24V, Io= 5mA-1A,
P≤10W
-25-125℃ ^8.55
9
9.45
V
Load Regulation
Line Regulation
Quiescent Current
Quiescent Current Change
Output voltage drift
Output Noise Voltage
Ripple Rejection
Io=5mA-1.5A
∆Vo
Io=250mA-750mA
∆Vo
Iq
11.5V≤V _i≤27V
13V≤V _i≤19V
∆Iq
△Vo/△T
V_N
11.5V≤V _i≤27V
5mA≤I_O≤1A
I_O=5mA
10Hz≤f≤100KHz
RR
12V≤V _i≤22V,f=120Hz
25℃
12
180
mV
25℃
4
90
mV
25℃
7
180
mV
25℃
2
90
mV
25℃
4.3
8
mA
-25-125℃
1
mA
-25-125℃
-25-125℃
0.5
mA
-1
mV/℃
25℃
60
μV/Vo
-25-125℃ ₅₅
70
dB
Dropout Voltage
Vd
Io=1A
25℃
2
V
Output resistance
R_O
f=1KH_Z
25℃
18
mΩ
Short Circuit Current
Isc
25℃
400
mA
Peak Current
Ipk
25℃
2.2
A
Pulse test.
TYPICAL APPLICATION
Vi
1
3
Vo
C_UJ_T7_C809
2
Ci
0.33μF
Co
0.1μF
Note: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as
possible to the regulators.
www.cj-elec.com
1
F,Jun,2016