SY21264A 1MHz Step-Up Regulator

Silergy

Description

SY21264A High Efficiency 6V, 4A, 1MHz Step-Up Regulator General .
The SY21264A high efficiency step-up regulator operates using current mode control, and can deliver 4A current over a wide input voltage range from 2V.

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Datasheet Specifications

Part number: SY21264A
Manufacturer: Silergy
File Size: 1.02 MB
Datasheet: SY21264A-Silergy.pdf
Description: 1MHz Step-Up Regulator

Features

* 2V to 6V Input Voltage Range
* Up to 6V Output Voltage
* Low RDS(ON) for Internal N-Channel MOSFET: 90mΩ Typical
* 1MHz Switching Frequency
* Minimum On-Time: 100ns Typical
* Minimum Off-Time: 100ns Typical
* Internal 4A Switch
* Internal Soft-Start Limits Inrush Cu

Applications

* Single-Cell Li-ion Battery-Powered Applications
* Portable Devices Typical Application D VOUT: 5V VIN:3~4.2V L1 1µH 4,5 LX 7 VDD + SY21264A CIN 1,3,8,6,10 NC 2 FB - 22µF ON/ OFF 9 EN GND R1 100k C9 0.1µF R2 13.7k COU T 22µFх2 Figure 1. Typical Application Circuit Effi

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SY21264A 1MHz Step-Up Regulator Silergy

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