SC1652 MICROPOWER INVERTING DC-DC CONVERTER

Semtech Corporation

Description

MICROPOWER INVERTING DC-DC CONVERTER January 29, 1998 SC1652 TEL:805-498-2111 FAX:805-498-3804 WEB:http://www.semtech.com .
The SC1652 is a high performance inverting DC-DC converter, designed to drive an external power switch to generate programmable negative voltages.

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Datasheet Specifications

Part number: SC1652
Manufacturer: Semtech Corporation
File Size: 81.74 KB
Datasheet: SC1652_SemtechCorporation.pdf
Description: MICROPOWER INVERTING DC-DC CONVERTER

Features

* 2.4V to 7V input voltage operation
* Adjustable output voltage up to -40V
* Low quiescent current at 80µA
* Pulse frequency modulation maintains high
* efficiency (max 87%) 70kHz to 160kHz switching frequency Power-saving shutdown mode (0

Applications

* Negative LCD Contrast Bias for 1. Notebook & palmtop computers 2. Pen-based data systems 3. Portable data collection terminals 4. Personal digital assistants Negative voltage supplies BLOCK DIAGRAM
* ORDERING INFORMATION DEVICE (1) VOUT Adj PACKAGE SO-8 SC1652CS Note: (1) Add

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SC1652 MICROPOWER INVERTING DC-DC CONVERTER Semtech Corporation

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