JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
TO-252-2L Plastic-Encapsulate Voltage Regulator
CJ7915
TO-252-2L
Three-terminal negative voltage regulator
FEATURES
z
z
z
1 GND
Maximum output current
IOM: 1.5 A
Output voltage
VO:- 15V
Continuous total dissipation
PD: 1.25 W (Ta= 25 ℃ )
2. IN
3.OUT
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Symbol
Value
Unit
Input Voltage
Vi
-35
V
Thermal Resistance Junction-Air
RθJA
100
Thermal Resistance Junction-Case
℃/W
RθJC
10
℃/W
Operating Junction Temperature Range
TOPR
0~+150
Storage Temperature Range
TSTG
-55~+150
℃
℃
ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JUNCTION TEMPERATURE (Vi=-23V, Io=500mA, Ci=2.2μF,Co=1μF, unless otherwise specified )
Parameter
Symbol
Output voltage
Vo
Load regulation
∆Vo
Line regulation
Quiescent current
Quiescent current change
Output noise voltage
Output voltage drift
∆Vo
Test conditions
Min
-17.5V≤V i≤-30V, Io=5mA-1A
Unit
-14.4
-15
-15.6
V
0-125℃
-14.25
-15
-15.75
V
Io=5mA-1.5A
25℃
15
200
mV
Io=250mA-750mA
25℃
5
75
mV
-17.5V≤V i≤-30V
25℃
5
100
mV
-20V≤V i≤-26V
25℃
3
50
mV
25℃
2
3
mA
0.5
mA
-17.5V≤V i≤-30V
0-125℃
∆Iq
5mA≤I O≤1A
0-125℃
VN
10Hz≤f≤100KHz
△Vo/△T
Max
25℃
Iq
∆Iq
Typ
0.5
mA
μV/Vo
25℃
375
IO=5mA
0-125℃
-1
mV/℃
0-125℃
60
dB
1.1
V
Ripple rejection
RR
-18.5V≤V i≤-28.5V,f=120Hz
Dropout voltage
Vd
Io=1A
25℃
25℃
2.1
A
Vi=-35V
25℃
300
mA
Peak current
Ipk
Short circuit current
Isc
54
* Pulse test.
TYPICAL APPLICATION
- Vi
2
CJ7915
1
Co
Ci
1μF
2.2μF
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- Vo
3
1
D,Jul,2016
Typical Characteristics
Dropout Characteristics
Output Characteristics
-20
-18
TJ=25℃
IO=0mA
TJ=25℃
-16
-8
-4
-0
-0
-5
-10
-15
-20
INPUT VOLTAGE
VIN
-25
-30
=0
m
A
(V)
VO
-14
I
O
-12
OUTPUT VOLTAGE
OUTPUT VOLTAGE VO
(V)
-16
-12
IO=-250mA、-500mA、-750mA、-1A、-1.5A
-10
-8
-12
-35
-13
-14
-15
INPUT VOLTAGE
(V)
Quiescent Current vs Input Voltage
-3
-16
VIN
-17
Current Cut-off Grid Voltage
-18
VIN=-23V
IO=0mA
TJ=25℃
-15
Pulsed
(V)
VO
-2
OUTPUT VOLTAGE
QUIESCENT CURRENT
Iq
(mA)
TJ=25℃
-1
-12
-9
-6
-3
-0
-0
-5
-10
-15
-20
INPUT VOLTAGE
VIN
-25
-30
-0
-0.0
-35
-0.5
Output Voltage vs Ambient Temperature
-1.5
-2.0
IO
-2.5
(A)
Power Derating Curve
(W)
1.50
PD
-15
POWER DISSIPATION
(V)
-1.0
OUTPUT CURRENT
(V)
-20
OUTPUT VOLTAGE VO
-18
(V)
-10
-5
Vin=-23V
1.25
1.00
0.75
0.50
0.25
IO=-5mA
-0
-25
0
25
50
AMBIENT TEMPERATURE
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75
Ta
100
0.00
125
(℃ )
0
25
50
75
JUNCTION TEMPERATURE
2
125
100
TJ
150
(℃ )
D,Jul,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.
D,Jul,2016
TO-252(4R)-2L Tape and Reel
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4
D,Jul,2016
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