BD9329AEFJ-E2数据手册集成电路（IC）的稳压器-DC-DC开关稳压器规格书PDF

描述 Description

Single-chip Type with Built-in FET Switching Regulators●Description
The BD9329AEFJ is a synchronous step-down switching regulator that integrates 2 low resistance N-channel MOSFETs. It achieves 3A continuous output currentover a wide input supply range. Current mode operation provides fast transient response and easy phase compensation.●

特性 Features

 1)  Wide operating INPUT Range 4.2V～18.0V
 2)  3A Output Current
 3)  Hi-side / Lo-side FET ON-resistance; 0.15 / 0.13ΩPower Switch
 4)  Low ESR Output Ceramic Capacitors are Available
 5)  Low Standby Current during Shutdown Mode
 6)  380 kHz Fixed Operating Frequency
 7)  Feedback voltage 0.9V ±1.5% Accuracy at room temp. (±2.0% guaranteed for -25℃to 85℃temperature range)
8) Protection Circuits
      Under Voltage Lockout Protection
      Thermal Shutdown  
      Over Current Protection
 9)  HTSOP-J8 Package with Exposed thermal PAD.●Applications
Distributed Power System
Pre-Regulator for Linear Regulator