CP1032
Chopper Regulators
s
Electrical Characteristics
(CP1032-ADJ)
Parameter
(Unless otherwise specified, condition shall be V
IN
=12V,
I
O
=0.5A,
V
O
=5V,
V
soft
terminal=0.1µF,
Ta=25˚C)
MIN. TYP. MAX. Unit
Symbol
Conditions
V
SAT
Output saturation voltage
Reference voltage
Reference voltage temperature fluctuation
Load regulation
Line regulation
Efficiency
Oscillation frequency
Oscillation frequency temperature fluctuation
Overcurrent detecting level
Charge current
Input threshold voltage
ON threshold voltage
Overcurrent shutdown threshold voltage
Stand-by current
Output OFF-state dissipation current
V
ref
∆V
ref
|R
eg
L|
|R
eg
I|
η
f
O
∆f
O
I
L
I
CHG
V
THL
V
THH
V
TH(ON)
V
THIL
I
SD
I
QS
I
SW
=3A
−
T
j
=0
to 125˚C
I
O
=0.5
to 3A
V
IN
=8
to 35V
I
O
=3A
−
T
j
=0
to 125˚C
−
2
,
4
terminals is open,
5
terminal
Duty ratio=0%,
4
terminal=0V,
5
terminal
Duty ratio=100%,
4
terminals is open,
5
terminal
4
terminal=0V,
5
terminal
5
terminal
V
IN
=40V,
5
terminal=0V
V
IN
=40V,
5
terminal=0.9V
−
1.235
1.4
1.26
1.8
1.285
−
−
−
−
135
−
3.6
−
−
−
0.7
3.8
−
−
±0.5
0.2
1
80
150
±2
4.2
−10
1.3
2.3
0.8
4.6
140
8
−
1.5
2.5
−
165
−
5.8
−
−
−
0.9
5.5
400
16
V
V
%
%
%
%
kHz
%
A
µA
V
V
V
V
µA
mA
(CP1032-5.0V)
Parameter
(Unless otherwise specified, condition shall be V
IN
=12V,
I
O
=0.5A,
V
O
=5V,
V
soft
terminal=0.1⎧F,
Ta=25°C)
Symbol
Conditions
Test circuit of Figure2
0.5≦I
LOAD
≦3A
Test circuit of Figure2
0.5≦I
LOAD
≦3A
-40℃≦T
J
≦125℃
Test circuit of Figure2
8V≦V
IN
≦40V
MIM.
4.9
4.8
TYP.
5.0
5.0
MAX.
5.1
5.2
Unit.
V
V
Output Voltage
V
OUT
8V≦V
IN
≦40V
4.75
5.0
80
5.25
V
%
Efficiency
Oscillator Frequency
η
fosc
I
LOAD
=3A
135
150
165
kHz
* All specs and applications shown above subject to change without prior notice.
1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN
Email: server@ceramate.com.tw
Tel:886-3-3214525
Http: www.ceramate.com.tw
Page
2
of 12
Rev 1.1 Aug.31, 2004
Fax:886-3-3521052
CERAMATE [ CERAMATE TECHNICAL ]
