Jiangsu CJ78M15 Three-terminal positive voltage regulator Datasheet

JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
TO-252-2L Plastic-Encapsulate Voltage Regulators
CJ78M15 Three-terminal positive voltage regulator
TO-252-2L
FEATURES
z
z
z
Maximum output current
IOM: 0.5 A
Output voltage
VO: 15 V
Continuous total dissipation
PD: 1.25 W (Ta= 25 ℃ )
1.IN
2
2.GND
1
3
3.OUT
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Symbol
Value
Unit
Vi
35
V
℃/W
Input Voltage
Thermal Resistance from Junction to Ambient
RθJA
80
Operating Junction Temperature Range
TOPR
-25~+125
Storage Temperature Range
TSTG
-65~+150
℃
℃
ELECTRICAL CHARACTERISTICS (Vi=23V,Io=350mA, Ci=0.33μF,Co=0.1μF, unless otherwise specified )
Parameter
Output Voltage
Symbol
Vo
Test conditions
Vi=23V,Io=350mA
25℃
ΔVo
Line Regulation
ΔVo
Quiescent Current
Iq
Typ
Max
14.4
15
15.6
V
15
15.75
V
-25-125℃ 14.25
17.5≤Vi≤30V, Io=5mA~350mA
Load Regulation
Min
Unit
Io=5mA~500mA
25℃
300
mV
Io=5mA~200mA
25℃
150
mV
17.5V≤Vi≤30V, Io=200mA
25℃
100
mV
20V≤Vi≤26V, Io=200mA
25℃
50
mV
25℃
6
mA
=
Vi 23V,Io
= 350mA
ΔIq
17.5V≤Vi≤30V, Io=200mA
-25-125℃
0.8
mA
ΔIq
Vi=23V, Io=5mA~350mA
-25-125℃
0.5
mA
Output Noise Voltage
VN
10Hz≤f≤100KHz
Ripple Rejection
RR
Dropout Voltage
Vd
Quiescent Current Change
90
25℃
18.5≤Vi≤28.5V,f=120Hz,Io=300mA -25-125℃
25℃
54
μV/Vo
dB
2
V
* Pulse test.
TYPICAL APPLICATION
Vi
1
Ci
CJ78M15
2
3
Vo
Co
0.1μF
0.33μF
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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E,Jun,2016
Typical Characteristics
Dropout Characteristics
Output Characteristics
20.0
20.0
IO=0mA
(V)
17.5
15.0
VO
15.0
12.5
OUTPUT VOLTAGE
(V)
OUTPUT VOLTAGE VO
TJ=25℃
TJ=25℃
17.5
10.0
7.5
5.0
12.5
IO=0mA
10.0
IO=200mA,350mA,500mA
7.5
5.0
2.5
0.0
2.5
0
5
10
15
20
INPUT VOLTAGE
25
VIN
30
35
6
8
10
12
14
INPUT VOLTAGE
(V)
Quiescent Current vs Input Voltage
16
VIN
18
Current Cut-off Grid Voltage
5
17.5
VIN=23V
IO=0mA
TJ=25℃
(mA)
20
(V)
TJ=25℃
15.0
Pulsed
12.5
QUIESCENT CURRENT
VO
IQ
(V)
4
OUTPUT VOLTAGE
3
2
1
10.0
7.5
5.0
2.5
0
0
5
10
15
20
INPUT VOLTAGE
VIN
25
30
0.0
0.00
35
0.25
0.50
0.75
1.00
1.25
OUTPUT CURRENT
(V)
Output Voltage vs Junction Temperature
1.50
IO
1.75
2.00
2.25
(A)
Power Derating Curve
16
1.50
Vin=23V
(W)
PD
15
POWER DISSIPATION
OUTPUT VOLTAGE VO
(V)
IO=5mA
14
13
1.25
1.00
0.75
0.50
0.25
12
-25
0
25
50
JUNCTION TEMPERATURE
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75
TJ
100
0.00
-25
125
(℃ )
0
25
50
JUNCTION TEMPERATURE
2
75
TJ
100
125
(℃ )
E,Jun,2016
Symbol
A
A1
B
b
c
c1
D
D1
E
e
e1
M
N
L
L1
L2
V
ĭ
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Dimensions In Millimeters
Max.
Min.
2.200
2.380
0.000
0.100
0.800
1.400
0.710
0.810
0.460
0.560
0.460
0.560
6.500
6.700
5.130
5.460
6.000
6.200
2.286 TYP.
4.327
4.727
1.778REF.
0.762REF.
9.800
10.400
2.9REF.
1.400
1.700
4.830 REF.
3
Dimensions In Inches
Min.
Max.
0.087
0.094
0.000
0.004
0.031
0.055
0.028
0.032
0.018
0.022
0.018
0.022
0.256
0.264
0.202
0.215
0.236
0.244
0.090 TYP.
0.170
0.186
0.070REF.
0.018REF.
0.386
0.409
0.114REF.
0.055
0.067
0.190 REF.
E,Jun,2016
TO-252(4R)-2L Tape and Reel
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4
E,Jun,2016
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