SP6643 Step-Up DC-DC Converter

Sipex

Description

® SP6642/6643 Single Alkaline Cell, High Efficiency Step-Up DC-DC Converter s 20mA Output Current at 1.2V Input s +2V to +5.5V Output Range s 0.8.
The SP6642/6643 devices are high-efficiency, low-power step-up DC-DC converters for +1V inputs ideal for single alkaline cell applications such as pag.

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Datasheet Specifications

Part number: SP6643
Manufacturer: Sipex
File Size: 245.72 KB
Datasheet: SP6643_SipexCorporation.pdf
Description: Step-Up DC-DC Converter

Features

* an active LOW output for low-battery conditions. Both devices contain a 0.8Ω synchronous rectifier, an oscillator, a 0.6Ω N-channel MOSFET power switch, an internal voltage reference, circuitry for pulse-frequency-modulation, and an under voltage comparator. The output voltage for the SP6642/6643 de

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SP6643 Step-Up DC-DC Converter Sipex

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