BD95861MUV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

BD95861MUV是可在输入电压范围(7.5V～18V)内通过大电流输出实现输出电压(0.8V～5.5V)的1ch降压开关稳压器。通过内置开关晶体管用的N-MOSFET，可实现省空间的高效同步整流开关稳压器。采用罗姆的恒定时间控制模式H3RegTM，无需相位补偿部件，即可实现高速瞬态响应特性。具有软启动功能、Power Good功能、带计时锁存的短路输出 / 过电压保护电路功能，适用于数字AV设备用电源。

特性 Features

•Switching Frequency: 500kHz t0 800kHz （depend on input-output condition）
•Built-in Power MOS FET High-side Nch FET ON resistance: 50mΩ(typ.) Low-side Nch FET ON resistance: 30mΩ(typ.)
•Fast Transient Responses due to H3Reg control
•Over Current Protection (OCP) – Cycle-by-Cycle
•Thermal Shut Down (TSD)
•Under-Voltage Lock-Out (UVLO)
•Short Circuit Protection (SCP)
•Over Voltage Protection (OVP)
•Fixed Soft Start (1msec ; typ)
•Power Good function

应用 Application

·Coin Processing Machines
·Portable Data Terminal
·Meter for Medical Treatments Portable
·Barcode Scanner
·Digital Multimeter: Handy Type
·Single Board Computer
·Digital Stethoscope
·Network Attached Storage
·X-ray Inspection Machine for Security
·Monitor for Medical
·CT Scanner
·ECG(EKG)
·Intercom / Baby Monitor
·Machine Vision Camera for Industrial
·Fingerprint Authentication Device
·Pulse Oximeter
·Digital Multimeter: Bench Type
·Display for EMS