SY21249C1 Synchronous Step-Down Regulator

Silergy

Description

SY21249C1 High-Efficiency Fast-Response, 11A, 24V Input Synchronous Step-Down Regulator General .
The SY21249C1 high-efficiency synchronous stepdown DC/DC regulator is capable of delivering 11A current over a wide input voltage range of 5.

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Datasheet Specifications

Part number: SY21249C1
Manufacturer: Silergy
File Size: 1.54 MB
Datasheet: SY21249C1-Silergy.pdf
Description: Synchronous Step-Down Regulator

Features

* 5.5
* 24V Input Voltage Range
* Up to 11A Output Current 100mA LDO Current
* Low RDS(ON) for Internal Switches: 17mΩ Top, 7.5mΩ Bottom
* Integrated 1.5Ω Bypass Switch
* COT Ripple-Based Control to Achieve Fast Transient Responses
* Soft-Start Inrush Current Limit

Applications

* LCD TV/3DTV
* Set-Top Box
* Notebook
* High-Power AP Typical Application CIN CIN VIN IN GND ON/OFF ON/OFF CVCC EN1 EN2 VCC PG BS LX OUT FF LDO PG (Open Drain Output) CBS L1 CFF RFF VOUT + COUT COUT VLDO CLDO Figure 1. Typical Application Circuit DS_SY21249C1 Rev.

SY21249C1 Distributors

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SY21249C1 Synchronous Step-Down Regulator Silergy

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