LA5797M - Monolithic Linear IC Separately-excited Step-down Switching Regulator

Features

By using charge pump, no coils are necessary.
Time-base generator (140kHz) incorporated.
Thermal shutdown circuit incorporated. Specifications Maximum Ratings at Ta = 25°C Parameter Input voltage Allowable power dissipation Operating temperature Storage temperature Symbol VIN Pd max Topr Tstg Mounted on the specified board.
Conditions Ratings 30 0.91 -25 to +90 -40 to +150 Unit V W °C °C.
Specified board: 114.3mm × 76.1mm × 1.6mm, glass epoxy board. Re.

Sanyo Semicon Device

Datasheet Details

Part number	LA5797M
Manufacturer	Sanyo Semicon Device
File Size	91.46 KB
Description	Monolithic Linear IC Separately-excited Step-down Switching Regulator
Datasheet	LA5797M Datasheet
Additional preview pages of the LA5797M datasheet.

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Full PDF Text Transcription

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Ordering number : ENA0852A Monolithic Linear IC LA5797M Overview www.DataSheet4U.com For Variable Capacitance Diodes Charge Pump Step-up Power Supply The LA5797M is a charge pump step-up power supply for Variable capacitance diodes. Features • By using charge pump, no coils are necessary. • Time-base generator (140kHz) incorporated. • Thermal shutdown circuit incorporated. Specifications Maximum Ratings at Ta = 25°C Parameter Input voltage Allowable power dissipation Operating temperature Storage temperature Symbol VIN Pd max Topr Tstg Mounted on the specified board. * Conditions Ratings 30 0.91 -25 to +90 -40 to +150 Unit V W °C °C * Specified board: 114.3mm × 76.1mm × 1.6mm, glass epoxy board.

Published: Dec 17, 2008 |