BD9161FVM-LB
1ch 2.5-4.5V输入 0.6A同步整流降压 DC/DC转换器
BD9161FVM-LB
1ch 2.5-4.5V输入 0.6A同步整流降压 DC/DC转换器
本产品是面向工业设备市场的产品,保证可长期稳定供货。是适合这些用途的产品。罗姆的高效率降压开关稳压器(BD9161FVM-LB)是通过3.3V的电源线生成1.2V等低电压的电源。采用独创的脉冲跳跃控制方式和同步整流电路,实现高效化。采用电流模式控制方式,实现了负载突变时的高速瞬态响应。Max Duty为100%,在输入输出间电压差较小的条件下也可使用。
主要规格
特性:
ch
1
Integrated FET / Controller
Integrated FET
Topology
Buck
Synchronous / Nonsynchronous
Synchronous
Vin1(Min.)[V]
4.5
Vin1(Max.)[V]
5.5
Vout1(Min.)[V]
1
Vout1(Max.)[V]
3.3
Iout1(Max.)[A]
0.6
SW frequency(Max.)[MHz]
1
Light Load mode
Yes
EN
Yes
PGOOD
No
Operating Temperature (Min.)[°C]
-25
Operating Temperature (Max.)[°C]
85
Package Size [mm]
2.9x4 (t=0.9)
特点:
・Long Life Cycle Product for Industrial Applications.・Fast Transient Response with Current Mode PWM Control System.
・Highly Efficiency with Synchronous Rectifier. (Nch/Pch FET)
・100% Duty Ratio.
・Soft-Start Function.
・Thermal Protection and ULVO Functions.
・Short-Current Protection Circuit with Time Delay Function.
・Shutdown Function.