CP1032
Chopper Regulators
s
q
Features
Maximum switching current: 3.5A
q
Built-in ON/OFF control function
q
q
q
q
q
Built-in soft start function to suppress overshoot of output voltage in power on sequence or ON/OFF control sequence
Built-in oscillation circuit (Oscillation frequency: TYP. 150kHz)
Built-in overheat protection function, overcurrent shut-down function
Sleeve-packaged product
Variable output voltage
(Output variable range: Vref to 35V/–Vref to –30V)
[Possible to select step-down output/inversing output
according to external connection circuit]
s
q
q
Applications
LCD monitors
Car navigation systems
q
Switching power supplies
s
Absolute Maximum Ratings
(Ta=25°C)
Symbol
Rating
V
IN
40
V
ADJ
7
V
I-O
41
V
OUT
−1
V
soft
−0.3
to
+40
3.5
I
SW
35
P
D
T
j
150
T
opr
−20
to
+85
T
stg
−40
to
+150
T
sol
260 (10s)
Unit
V
V
V
V
V
A
W
˚C
˚C
˚C
˚C
Parameter
voltage
Error input voltage
Input-output voltage
❇2
Output
−
COM voltage
❇3
V
soft
terminal voltage
Switching current
❇4
Power dissipation
❇5
Junction temperature
Operating temperature
Storage temperature
Soldering temperature
❇1
Input
❇1
Voltage between V
IN
terminal and COM terminal
❇2
Voltage between V
OUT
terminal and COM terminal
❇3
Voltage between V
SOFT
terminal and COM terminal
❇4
P
D
:With infinite heat sink
❇5
Overheat protection may operate at T
j
=125˚C
to 150˚C
•Please refer to the chapter " Handling Precautions ".
* 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
1
of 12
Rev 1.1 Aug.31, 2004
Fax:886-3-3521052
CERAMATE [ CERAMATE TECHNICAL ]
