数据手册 Rev. 0
1 查看全部

概览

优势和特点

  • Three Synchronous DC-DC Buck Converter Outputs from a Single HV Input
  • Wide 7V to 60V Input Range for HV Buck Converter
  • Optional External Supply Input Connections for LV Buck Converters (4.5V to 5.5V for LVA, and 2.7V to 5.5V for LVB)
  • Programmed 5V/1.5A Output for HV Buck Converter and 3.3V/1A and 1.8V/1A Output for LV Buck Converters
  • 400kHz Switching Frequency for HV Buck Converter and 2MHz Switching Frequency for LV Buck Converters
  • High 93% Efficiency (VINH = 12V, VOUT = 5V at 0.45A) for HV Buck Converter; 94% Efficiency (VIN = 5V, VOUT = 3.3V at 0.5A) for LV Buck Converters
  • Enable/UVLO Input, Resistor-Programmable UVLO Threshold for HV Buck Converter
  • Programmed 1ms Soft-Start Time for HV Buck Converter, and Internal 4096 Clock Cycles Soft-Start Time for LV Buck Converters
  • Selectable PWM and PFM Modes of Operation
  • External Clock Synchronization
  • Independent Power-OK (POK_) Outputs for the Three Buck Converters
  • Overcurrent and Overtemperature Protection
  • Low-Profile, Surface-Mount Components
  • Proven PCB Layout
  • Fully Assembled and Tested
  • Complies with CISPR 22 (EN 55022) Class B Conducted and Radiated Emissions Limits

产品详情

应用

  • 基站电源
  • 配电稳压器
  • FPGA/CPLD电源
  • 高压单板系统
  • 工业控制电源

相关产品

文档

  • 查看全部 (2)
  • 数据手册 (1)
  • 评估板设计文件 (1)
    • Document Type

    在线购买

    所示报价为单片价格

    以上评估板报价仅供人民币结算及大陆购买使用， ADI均提供正规发票，如需美金结算及其他地区购买请直接跳转至英文页面进行购买。