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JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
TO-220-3L Plastic-Encapsulate Regulators
CJ78M09
Three-terminal positive voltage regulator
www.cj-elec.com 1 D,Jun,2016
FEATURES
FEATURES
Maximum output current
I
OM
: 0.5
A
Output voltage
V
O
: 9 V
z
z
Continuous
tot
a
l
dissip
ation
P
D
: 1.5W
z
66.7
TO-220-3L
1. IN
2. GND
3. OUT
1
3
2
ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JINCTION TEMPERATURE (Vi=
16V, Io=350mA,C
i
=0.33μF, C o = 0 . 1 μF, unless otherwise specified)
Pa rameter Symbol Test conditions Min Typ Max Unit
25℃
8.65 9 9.35
V
Output
Voltage
Vo
11.5≤V
i
≤24V,
Io=5mA-350mA
-25-125℃
8.55 9 9.45 V
Io=5
mA-500mA
25℃
20 180 mV
Load Re
gulation
ΔVo
Io=5mA-200mA
25℃
10 90 mV
11.
5V≤V
i
≤26V
, Io=200mA
25℃
6 100 mV
Line
Regulation
ΔVo
12V≤V
i
≤26V
, Io=200mA
25℃
2 50 mV
Quiescen
t Current
Iq
25℃
4.6 6 mA
ΔIq 11
.5V≤V
i
≤26V
, Io=200mA
-25-125℃
0.8 mA
Quiescen
t Current Change
ΔIq 5mA≤I
O
≤350mA
-25
-125℃
0.5 mA
Outpu
t Noise Voltage
V
N
10Hz≤ f ≤100K
Hz
25℃
60
Ripple Re
jection
RR 13≤V
i
≤23
V,f=120Hz,Io=300mA
-25-125℃
56 80 dB
Dropout Vo
ltage
Vd Io=350mA
25℃
2 V
Short Circuit
Current
Isc Vi=16V
25℃
250 mA
Peak Cur
rent
Ipk
25℃
0.5 A
TYPIC
A
L APPLICATION
ABSOLUTE MAXIMUM RA
TINGS (Operating temperature range applies unless otherwise specified)
P
a
rameter Symbol Value Unit
Input
V
o
lt
ag
e V
i
35 V
Thermal Resistance from J
unction to Ambient
R
θJA
℃/W
Operating
Ju
nction
T
e
mper
ature Range T
OPR
-25~+125
℃
S
torage
T
e
mperatur
e
Range T
STG
-65~+15
0
℃
*
Pulse test.
μ
V/Vo
2
Co
0.1μF
Vi 1 3 Vo
Ci
0.33μF
CJ78M09
Note: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as
possible to the regulators.
(T
a
= 25 ℃ )
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