BD9S400MUF-C是内置低导通电阻的功率MOSFET的同步整流降压型DC/DC转换器。最大可输出4A的电流。凭借SLLM™控制，实现轻负载状态的良好效率特性，适用于降低设备的待机功耗。具有2.2MHz高速开关频率，适用于小型电感。具有基于电流模式控制的高速瞬态响应性能，可轻松设定相位补偿。还可与外部脉冲同步。
8-channel power tree Reference Design
For automotive ADAS and Info-Display
Grade
Automotive
Common Standard
AEC-Q100 (Automotive Grade)
ch
1
Integrated FET / Controller
Integrated FET
Topology
Buck
Synchronous / Nonsynchronous
Synchronous
Vin1(Min.)[V]
2.7
Vin1(Max.)[V]
5.5
Vout1(Min.)[V]
0.8
Vout1(Max.)[V]
4.4
Iout1(Max.)[A]
4.0
SW frequency(Max.)[MHz]
2.2
Light Load mode
Yes
EN
Yes
PGOOD
Yes
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
125
The REFRPT001-EVK-001 is a board included in power tree solution reference design named as REFRPT001 developed for infotainment devices such as vehicle clusters and center information displays, as well as for ADAS ECUs. The power system that can support functional safety is integrated on a single board, realizing an optimal configuration as a power tree.