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KB3511 - Step-Down DC/DC Converter

General Description

The KB3511 is a high efficiency monolithic synchronous buck regulator using a constant frequency, current mode architecture.

The device is available in an adjustable version and fixed output voltages of 1.8V and 3.3V.

Supply current during operation is only 25µA and drops to ) 1µA in shutdown.

Key Features

  • Up to 97% Efficiency 25uA No Load Current Per Channel www. DataSheet4U. com.
  • 800mA Output Current.
  • 2.5V to 6.5V Input Voltage Range.
  • 2.2MHz Constant Frequency Operation.
  • No Schottky Diode Required.
  • Low Dropout Operation: 100% Duty Cycle.
  • 0.6V Reference Allows Low Output Voltages.
  • Shutdown Mode Draws ) 1µA Supply Current.
  • Current Mode Operation for Excellent Line and Load Transient Response.
  • Overtemperature Protected.
  • DFN33-10 Package.
  • D.

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Datasheet Details

Part number KB3511
Manufacturer Kingbor Technology
File Size 239.61 KB
Description Step-Down DC/DC Converter
Datasheet download datasheet KB3511 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Kingbor Technology Co.,Ltd TEL:(86)0755-26508846 FAX:(86)0755-26509052 KB3511 System-Power High Efficiency, Low Noise, Fast Transient Dual 800mA, 2.2MHz Step-Down DC/DC Converter FEATURES Up to 97% Efficiency 25uA No Load Current Per Channel www.DataSheet4U.com ■ 800mA Output Current ■ 2.5V to 6.5V Input Voltage Range ■ 2.2MHz Constant Frequency Operation ■ No Schottky Diode Required ■ Low Dropout Operation: 100% Duty Cycle ■ 0.6V Reference Allows Low Output Voltages ■ Shutdown Mode Draws ) 1µA Supply Current ■ Current Mode Operation for Excellent Line and Load Transient Response ■ Overtemperature Protected ■ DFN33-10 Package ■ ■ DESCRIPTION The KB3511 is a high efficiency monolithic synchronous buck regulator using a constant frequency, current mode architecture.