BD9866GUL中文资料4CH 功率MOSFET 内置型系统开关稳压器(14V耐压)数据手册ROHM规格书

描述 Description

BD9866GUL是3信道降压、单信道升降压自动切换的共4chDC/DC转换器用IC。内置全信道FET，可减少外接部件，且各信道还可独立控制，实现了非动作信道的低功耗。

特性 Features

1) Includes Buck converter (CH1, 2 and 4), and Buck-Boost converter (CH3), total 4 channels included.
2) Includes Power MOSFET for all channels.
3) Includes Over Current Protection (OCP) for all channels.
4) Includes Short Circuit Protection (SCP.)
5) Includes Undervoltage Lock Out (UVLO.)
6) Includes Thermal Shut Down (TSD.)
7) Includes Power Good(PG)
8) External synchronous oscillation
9) Each channel can be turn on/off individually.
10) Contains internal compensation for all channels.
11) Operation frequency of 1MHz.
9) Includes cut off output voltage circuit during over current(timer latch type).
10) Includes back-gate control for CH1 with soft start function.
11) Select initial value by VOSEL2,3,4 terminal
12) Includes Load SW which input are CH1 output.

简介

BD9866GUL属于集成电路（IC）的特殊用途稳压器。由制造生产的BD9866GUL特殊用途稳压器该系列产品用于电源控制、某种形式的转换，适用于特定的复杂应用。因此，各种产品特性集差异较大，包括空燃比传感器接口、汽车交流发电机电压调节、DDR 端接、液体透镜控制、摩托车转向信号控制、热电 (peltier) 冷却器控制、压电触觉控制、阀门控制、小型发动机管理等。