XRP6658 1A 1.5MHz PFM/PWM Synchronous Step-Down Converter

Exar Corporation

Description

XRP6658 1A 1.5MHz PFM/PWM Synchronous Step-Down Converter January 2014 GENERAL .
The XRP6658 is a synchronous current mode PWM step down (buck) converter capable of delivering up to 1 Amp of current and optimized for portable batte.

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Datasheet Specifications

Part number: XRP6658
Manufacturer: Exar Corporation
File Size: 2.75 MB
Datasheet: XRP6658_ExarCorporation.pdf
Description: 1A 1.5MHz PFM/PWM Synchronous Step-Down Converter

Features

* Guaranteed 1A Output Current
* Input Voltage: 2.5V to 5.5V
* 1.5MHz PWM Current Mode Control
* PFM Mode Operations at Light Load
* 100% Duty Cycle LDO Mode Operations
* Achieves 97% Efficiency
* Adjustable Output Voltage Range
* As Lo

Applications

* Based on a current mode 1.5MHz constant frequency PWM control scheme, the XRP6658 reduces the overall component count and solution footprint as well as provides a low output voltage ripple and excellent line and load regulation. It also implements a PFM mode to improve light load efficiency as well

XRP6658 Distributors

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1.5MHz PFM PWM Synchronous Step-Down Converter Exar Corporation

Exar Corporation XRP6658-like datasheet