SY21051 Datasheet - Silergy

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SY21051 Synchronous Buck Converter

General .
The SY21051 high-efficiency synchronous Buck converter can deliver 1A output current over a wide input voltage range from 7V to 100V.

SY21051-Silergy.pdf

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Datasheet Details

Part number:

SY21051

Manufacturer:

Silergy

File Size:

1.39 MB

Description:

Synchronous Buck Converter

Features

* Low RDS(ON) for Internal MOSFETs: 500mΩ Top, 240mΩ Bottom
* 7V to 100V Input Voltage Range
* Up to 1A Output Current Capability
* Adjustable Switching Frequency
* COT Ripple-Based Control to Achieve Fast Transient Responses
* 2ms Internal Soft-start Limits the Inrush Curren

Applications

* Non-Isolated Telecommunication Buck Regulator
* Secondary High Voltage Post Regulator
* Automotive Systems Typical Applications VIN CIN RRON ON/OFF IN RON EN GND BS LX FB VCC CBS L D CVCC RH CFF RL Figure 1.Typical Application Circuit VOUT COUT Efficiency (%) Efficiency vs.

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