CP1032
Chopper Regulators
s
Features
Maximum switching current: 3.5A
q Built-in ON/OFF control function
q Built-in soft start function to suppress overshoot of output voltage in power on sequence or ON/OFF control sequence
q
q
Built-in oscillation circuit (Oscillation frequency: TYP. 150kHz)
q
Built-in overheat protection function, overcurrent shut-down function
q
Sleeve-packaged product
q
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
Applications
LCD monitors
Car navigation systems
q Switching power supplies
q
q
s
Absolute Maximum Ratings
(Ta=25°C)
Parameter
❇1 Input voltage
Error input voltage
Input-output voltage
❇2
Output − COM voltage
❇3
Vsoft terminal voltage
Switching current
❇4 Power dissipation
❇5 Junction temperature
Operating temperature
Storage temperature
Soldering temperature
Symbol
Rating
VIN
40
VADJ
7
VI-O
41
VOUT
−1
Vsoft
−0.3 to +40
3.5
ISW
35
PD
Tj
150
Topr
−20 to +85
Tstg
−40 to +150
Tsol
260 (10s)
❇1 Voltage between VIN terminal and COM terminal
❇2 Voltage between VOUT terminal and COM terminal
❇3 Voltage between VSOFT terminal and COM terminal
❇4 PD:With infinite heat sink
❇5 Overheat protection may operate at Tj=125˚C to 150˚C
Unit
V
V
V
V
V
A
W
˚C
˚C
˚C
˚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