SY8293 2.5A Non-synchronous Step Down Regulator

Silergy

Description

Application Note: AN_SY8293 High Efficiency, 800kHz, 40V Input, 2.5A Non-synchronous Step Down Regulator General .
The SY8293 is a high efficiency 800 kHz, adaptive constant OFF time controlled non-synchronous stepdown DC-DC regulator capable of delivering 2.

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Datasheet Specifications

Part number: SY8293
Manufacturer: Silergy
File Size: 3.12 MB
Datasheet: SY8293-Silergy.pdf
Description: 2.5A Non-synchronous Step Down Regulator

Features

* 5-40V input voltage range
* Low RDS(ON) for internal N-channel Power FET: 180 mΩ
* 800kHz switching frequency
* Adaptive constant OFF time control
* Internal softstart limits the inrush current
* 2% 0.6V reference
* RoHS Compliant and Halogen Free
* Compact package:

Applications

* Set Top Box
* Portable TV
* Access Point Router
* DSL Modem
* LCD TV Typical Applications VIN CIN 4.7uF OFF/ON IN BS LX FB EN GND CBS 100nF L 3.9uH D R1 100kΩ R2 13.7kΩ CFF 22pF V =5V OUT COUT 22uF Figure 1. Schematic Diagram SY8293 Rev. 0.1 Silergy Corp. Confid

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SY8293 2.5A Non-synchronous Step Down Regulator Silergy

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