1
Co
1F
JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
TO-220F Plastic-Encapsulate Voltage Regulator
CJ7905F
Three-terminal negative voltage regulator
FEATURES
Maximum Output
Current
I
OM
: 1.5 A
Output voltage
V
o :
-5 V
ABSOLUTE MAXIMUM RATINGSO ( perating temperature range applies unless otherwise specified)
Parameter
Symbol
Value
Unit
Input Voltage
V
i
-35
V
Operating Junction Temperature Range
T
OPR
0-+150
Storage Temperature Range
T
STG
-65-+150
ELECTRICAL CHARACTERISTICS
(Vi=
-
10V, Io= 500mA, 0
<T
J
<125
,Ci=2F, Co=0.1F, unless otherwise specified )
Parameter
Symbol
Test conditions
MIN
TYP
MAX
UNIT
T
J
=25
-4.8 -5
-5.2
V
Output voltage
Vo
-
7VV
i
-20V, Io=5mA-1A P15W
-4.75 -5
-5.25
V
T
J
=25
, Io=5mA-1.5A
15
100
mV
Load Regulation
Vo
T
J
=25
, Io=250mA-750mA
5
50
mV
-7VV
i
-25V, T
J
=25
12.5
50
mV
Line regulation
Vo
-8VV
i
-12V, T
J
=25
4
15
mV
Quiescent Current
Iq
T
J
=25
1.5
2
mA
Iq
-7
VV
i
-25
V
0.15 0.5
mA
Quiescent Current
Change
Iq
5mAI
O
1A
0.08 0.5
mA
Output Noise Voltage
V
N
10Hzf100KHz
125
V
Ripple Rejection
RR
-8VV
i
-18V, f=120Hz, T
J
=25
54 60
dB
Dropout Voltage
Vd
T
J
=25
, Io=1A
1.1
V
Peak Current
Ipk
T
J
=25
2.1
A
TYPICAL APPLICATION
Vi 2 3 Vo
UTC
Ci
2F
TO-220F
1.
GND
2.
IN
3.
OUT
CJ7905F
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