CP1032 Datasheet, PDF (1/12 Pages) Ceramate Technical – Chopper Regulators

CP1032
Chopper Regulators
s Features
q 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 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
q LCD monitors
q Car navigation systems
q Switching power supplies
s Absolute Maximum Ratings
(Ta=25°C)
Parameter
Symbol Rating
❇1 _{Input voltage}
VIN
40
Error input voltage
VADJ
7
Input-output voltage
VI-O
41
❇2 _{Output − COM voltage VOUT}
−1
❇3 _{Vsoft terminal voltage}
Vsoft −0.3 to +40
Switching current
ISW
3.5
❇4 _{Power dissipation}
PD
35
❇5 _{Junction temperature}
Tj
150
Operating temperature
Topr −20 to +85
Storage temperature
Tstg −40 to +150
Soldering temperature
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
Tel:[phone]
Fax:[phone]
Page 1 of 12
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Http: www.ceramate.com.tw
Rev 1.1 Aug.31, 2004