JIANGSU CHANGJING ELECTRONICS TECHNOLOGY CO., LTD
TO-252-2L Plastic-Encapsulate Voltage Regulator
CJ78M09 Three-terminal positive voltage regulator
TO-252-2L
FEATURES
z
z
z
Maximum output current
IOM: 0.5 A
Output voltage
VO: 9 V
Continuous total dissipation
PD: 1.25 W (Ta= 25 ℃ )
1.IN
2
1
2.GND
3
3.OUT
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Value
Symbol
Unit
Vi
35
Thermal Resistance from Junction to Ambient
RθJA
80
℃/W
Operating Junction Temperature Range
TOPR
-40~+125
℃
Storage Temperature Range
TSTG
-65~+150
℃
Input Voltage
V
ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JINCTION TEMPERATURE (Vi=16V, Io=350mA,Ci=0.33μF,Co=0.1μF, unless otherwise specified)
Pa rameter
Output Voltage
Symbol
Vo
Load Regulation
ΔVo
Line Regulation
ΔVo
Quiescent Current
Iq
Test conditions
Min
Typ
Max
Unit
TJ=25℃
8.73
9
9.27
V
11.5≤V i≤24V, Io=5mA-350mA
8.55
9
9.45
V
Io=5mA-500mA ,TJ=25℃
20
180
mV
Io=5mA-200mA ,TJ=25℃
10
90
mV
11.5V≤V i≤26V, Io=200mA ,TJ=25℃
6
100
mV
12V≤V i≤26V, Io=200mA ,TJ=25℃
2
50
mV
4.6
6
mA
TJ=25℃
ΔIq
11.5V≤V i≤26V, Io=200mA
0.8
mA
ΔIq
5mA≤I O≤350mA
0.5
mA
Output Noise Voltage
VN
10Hz≤ f ≤100KHz ,TJ=25℃
Ripple Rejection
RR
13≤Vi≤23V,f=120Hz,Io=300mA
Dropout Voltage
Vd
=
Io 350mA ,TJ=25℃
Short Circuit Current
Isc
=
Vi 16V ,TJ=25℃
Peak Current
Ipk
Quiescent Current Change
56
TJ=25℃
60
μV/Vo
80
dB
2
V
250
mA
0.5
A
* Pulse test.
TYPICAL APPLICATION
Vi
1
Ci
CJ78M09
2
0.33μF
3
Vo
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.
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1
Rev. - 2.3
Typical Characteristics
Output
Dropout Characteristics
Characteristics
12
10.2
TJ=25℃
IO=0mA
TJ=25℃
9.6
VO
8
6
4
9.0
IO=0A、0.2A、0.35A、0.5A
OUTPUT VOLTAGE
OUTPUT VOLTAGE VO
(V)
(V)
10
8.4
7.8
2
7.2
0
0
5
10
15
20
INPUT VOLTAGE
25
VIN
30
6.6
9.0
35
9.5
10.0
(V)
10.5
11.0
INPUT VOLTAGE
VIN
11.5
12.0
(V)
Current Cut-off Grid Voltage
Quiescent Current
12
IO=0A
VIN=16V
TJ=25℃
TJ=25℃
10
VO
IQ
4
3
OUTPUT VOLTAGE
QUIESCENT CURRENT
Pulsed
(V)
(mA)
5
2
1
8
6
4
2
0
0
5
10
15
20
INPUT VOLTAGE
25
VIN
30
0
0.0
35
0.5
1.0
1.5
OUTPUT CURRENT
(V)
IO
2.0
2.5
(A)
Power Derating Curve
Output Voltage vs Junction Temperature
12
1.50
Vin= 16V
1.25
POWER DISSIPATION PD (W)
OUTPUT VOLTAGE VO (V)
IO= 5mA
9
6
1.00
0.75
0.50
0.25
3
-40
-25
0
25
50
75
100
0.00
-40
125
JUNCTION TEMPERATURE TJ (℃ )
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-25
0
25
50
75
100
125
JUNCTION TEMPERATURE TJ (℃)
2
Rev. - 2.3
TO-252-2L Package Outline Dimensions
D
A
D1
c
V
L3
h
E
φ
L4
L
A1
L2
L1
D2
b
e
θ
Symbol
A
A1
b
c
D
D1
D2
E
e
L
L1
L2
L3
L4
Φ
θ
h
V
Dimensions In Millimeters
Min.
Max.
2.200
2.400
0.000
0.127
0.635
0.770
0.460
0.580
6.500
6.700
5.100
5.460
4.830 REF.
6.000
6.200
2.186
2.386
9.712
10.312
2.900 REF.
1.400
1.700
1.600 REF.
0.600
1.000
1.100
1.300
0°
8°
0.000
0.300
5.250 REF.
Dimensions In Inches
Min.
Max.
0.087
0.094
0.000
0.005
0.025
0.030
0.018
0.023
0.256
0.264
0.201
0.215
0.190 REF.
0.236
0.244
0.086
0.094
0.382
0.406
0.114 REF.
0.055
0.067
0.063 REF.
0.024
0.039
0.043
0.051
0°
8°
0.000
0.012
0.207 REF.
TO-252-2L Suggested Pad Layout
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3
Rev. - 2.3
TO-252-2L Tape and Reel
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4
Rev. - 2.3
DISCLAIMER
IMPORTANT NOTICE, PLEASE READ CAREFULLY
The information in this data sheet is intended to describe the operation and characteristics of our products.
JSCJ has the right to make any modification, enhancement, improvement, correction or other changes to any
content in this data sheet, including but not limited to specification parameters, circuit design and application
information, without prior notice.
Any person who purchases or uses JSCJ products for design shall: 1. Select products suitable for circuit
application and design; 2. Design, verify and test the rationality of circuit design; 3. Procedures to ensure that
the design complies with relevant laws and regulations and the requirements of such laws and regulations.
JSCJ makes no warranty or representation as to the accuracy or completeness of the information contained
in this data sheet and assumes no responsibility for the application or use of any of the products described in
this data sheet.
Without the written consent of JSCJ, this product shall not be used in occasions requiring high quality or high
reliability, including but not limited to the following occasions: medical equipment, automotive electronics,
military facilities and aerospace. JSCJ shall not be responsible for casualties or property losses caused by
abnormal use or application of this product.
Official Website: www.jscj-elec.com
Copyright © JIANGSU CHANGJING ELECTRONICS TECHNOLOGY CO., LTD.
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