HT7937 Built-in OVP White LED Step-up Converter

Holtek Semiconductor

Description

HT7937 Built-in OVP White LED Step-up Converter .
The HT7937 is high efficiency boost converter with a constant current output to provide back light functions in handheld devices.

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Datasheet Specifications

Part number: HT7937
Manufacturer: Holtek Semiconductor
File Size: 872.46 KB
Datasheet: HT7937_HoltekSemiconductor.pdf
Description: Built-in OVP White LED Step-up Converter

Features

* Integrated open-circuit protection
* Over voltage protection
* Up to 84% efficiency at VIN=3V, 3LEDs,
* Low standby current: 0.1mA (typ. ) (VSHDN=0V)
* Matches LED current
* Small value inductor and capacitors
* Small outline SOT23-6 package ILED= 20mA
* 1.2MHz fixe

Applications

* Cellular phones
* PDAs
* DSCs
* Handheld devices

HT7937 Distributors

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HT7937 Built-in OVP White LED Step-up Converter Holtek Semiconductor

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