Chopper Regulators
PQ1CZ1
PQ1CZ1
Surface Mount Type Chopper Regulator
s
q
Features
Surface mount type package (equi...
Chopper Regulators
PQ1CZ1
PQ1CZ1
Surface Mount Type Chopper Regulator
s
q
Features
Surface mount type package (equivalent to SC-63, 5-terminal type)
s
Outline Dimensions
2.3±0.5
(Unit : mm)
q q
Variable output
voltage (1.26V to 35V/–1.26V to –30V) Built-in ON/OFF control function q Built-in overheat protection function and overcurrent protection function
9.7MAX 5.5±0.5
6.6MAX 5.2±0.5
3
(0.5)
1CZ1 (1.7) 0.5 +0.2 –0.1 2.5MIN 4–(1.27) (0.9) (0.5) (
1 2 3 4 5
s
Applications
www.DataSheet4U.com q Personal computers q Word processors q Printers q Car audio equipment
):Typical values
1 2 3 4 5
VIN VOUT COM(equivalent to heat sink) OADJ VC
s
Absolute Maximum Ratings
(Ta=25˚C)
Parameter Symbol Rating Unit f1 Input
voltage VIN 40 V VADJ Error input
voltage 7 V Vi-O Input-output
voltage 41 V ISW Switching current 1.5 A f2
Voltage between output and COM VOUT –1 V f3 ON/OFF control
voltage VC –0.3 to 40 V f4 Power dissipation PD 8 W Tj Junction temperature 150 ˚C Topr Operating temperature –20 to +80 ˚C Tstg Storage temperature –40 to +150 ˚C Tsol Soldering temperature 260(For 10s) ˚C
f1 f2 f3 f4
Voltage between VIN terminal and COM terminal.
Voltage between VOUT terminal and COM terminal.
Voltage between Vc terminal and COM terminal. With infinite heat sink, Refer to Fig.1 Please refer to the chapter " Handling Precautions ".
234
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