MAX1640 Adjustable-Output / Switch-Mode Current Sources

Maxim

Description

19-1245; Rev 0; 7/97 KIT ATION EVALU LE B A IL A AV Adjustable-Output, Switch-Mode Current Sources with Synchronous Rectifier ______________________.
The MAX1640/MAX1641 CMOS, adjustable-output, switch-mode current sources operate from a +5.

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Datasheet Specifications

Part number: MAX1640
Manufacturer: Maxim
File Size: 510.20 KB
Datasheet: MAX1640_MaximIntegratedProducts.pdf
Description: Adjustable-Output / Switch-Mode Current Sources

Features

* o 95% Efficiency o +5.5V to +26V Input Supply Range o 2V to 24V Adjustable-Output Voltage Range o 100% Maximum Duty Cycle (Low Dropout) o Up to 500kHz PWM Operation o Optional Synchronous Rectifier o 16-Pin QSOP Package o Current-Sense Accuracy: 2% (MAX1641) 5.3% (MAX1640) _______________General De

Applications

* Battery-Powered Equipment Laptop, Notebook, and Palmtop Computers Handy Terminals Portable Consumer Products Cordless Phones Cellular Phones PCS Phones Backup Battery Charger
* Dice are specified at TA = +25°C, DC parameters only. __________Typical Operating Circuit VIN = +5.5V TO +26V IN D0 D1

MAX1640 Distributors

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MAX1640 Adjustable-Output Switch-Mode Current Sources Maxim

Maxim MAX1640-like datasheet