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BD9S402MUF-C (新产品) PDF预览

BD9S402MUF-C (新产品)

更新时间: 2024-09-18 11:15:15
品牌 Logo 应用领域
罗姆 - ROHM 开关DC-DC转换器电感器
页数 文件大小 规格书
41页 2226K
描述
BD9S402MUF-C是一款内置低导通电阻功率MOSFET的同步整流降压型DC-DC转换器。可输出最大4A的电流。其开关频率高达2.2MHz,因此允许使用小型电感器。该产品采用电流模式控制,具有高速瞬态响应性能。另外,还内置有相位补偿电路,仅用很少的外置元器件即可构建应用产品。

BD9S402MUF-C (新产品) 数据手册

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Nano Pulse ControlTM  
Datasheet  
2.7 V to 5.5 V Input, 4 A  
Single Synchronous Buck DC/DC Converter  
for Automotive  
BD9S402MUF-C  
General Description  
Key Specifications  
Input Voltage:  
BD9S402MUF-C is a synchronous buck DC/DC converter  
with built-in low ON resistor power MOSFETs. It can  
provide current up to 4 A. Small inductor is applicable due  
to high switching frequency of 2.2 MHz. It has fast transient  
response performance due to current mode control. It has  
a built-in phase compensation circuit. Applications can be  
created with a few external components.  
2.7 V to 5.5 V  
0.6 V to VPVIN x 0.75 V  
4 A (Max)  
Output Voltage Setting:  
Output Current:  
Switching Frequency:  
High Side FET ON Resistance:  
Low Side FET ON Resistance:  
Shutdown Circuit Current:  
Operating Temperature:  
2.2 MHz (Typ)  
60 mΩ (Typ)  
35 mΩ (Typ)  
0 μA (Typ)  
-40 °C to +125 °C  
Features  
QuiCurTM  
Package  
W (Typ) x D (Typ) x H (Max)  
3.0 mm x 3.0 mm x 1.0 mm  
Nano Pulse ControlTM  
VQFN16FV3030  
AEC-Q100 Qualified(Note 1)  
Functional Safety Supportive Automotive Products  
Single Synchronous Buck DC/DC Converter  
Adjustable Soft Start Function  
Output Discharge Function  
Power Good Output  
Under Voltage Lockout Protection (UVLO)  
Short Circuit Protection (SCP)  
Output Over Voltage Protection (OVP)  
Over Current Protection (OCP)  
Thermal Shutdown Protection (TSD)  
Wettable Flank QFN Package  
Enlarged View  
(Note 1) Grade 1  
VQFN16FV3030  
Wettable Flank Package  
Applications  
Automotive Equipment  
Other Electronic Equipment  
Typical Application Circuit  
VIN  
PVIN  
PGD  
SW  
AVIN  
GAIN  
VGAIN  
VEN  
CIN1  
CIN2  
VOUT  
EN  
SS  
L1  
COUT  
R1  
R2  
PGND  
AGND  
FB  
C3  
QuiCurTM, Nano Pulse ControlTM is a trademark or a registered trademark of ROHM Co., Ltd.  
Product structure : Silicon integrated circuit This product has no designed protection against radioactive rays  
www.rohm.com  
© 2020 ROHM Co., Ltd. All rights reserved.  
TSZ22111 • 14 • 001  
TSZ02201-0T4T0AA016900-1-2  
10.May.2022 Rev.001  
1/38  
 
 
 
 
 
 

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