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SY21249C1

Synchronous Step-Down Regulator

SY21249C1 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

SY21249C1 General Description

The SY21249C1 high-efficiency synchronous stepdown DC/DC regulator is capable of delivering 11A current over a wide input voltage range of 5.5V to 24V. To minimize conduction loss, it integrates a main switch and a synchronous switch with very low RDS(ON). It operates at a pseudoconstant frequency o.

SY21249C1 Datasheet (1.54 MB)

Preview of SY21249C1 PDF

Datasheet Details

Part number:

SY21249C1

Manufacturer:

Silergy

File Size:

1.54 MB

Description:

Synchronous step-down regulator.

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SY21249C1 Synchronous Step-Down Regulator Silergy

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