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BD9G341AEFJ PDF预览

BD9G341AEFJ

更新时间: 2023-09-03 20:25:22
品牌 Logo 应用领域
罗姆 - ROHM 开关过电流保护稳压器
页数 文件大小 规格书
30页 1595K
描述
BD9G341AEFJ是内置对应76V高输入电压的功率MOSFET的降压1ch开关稳压器。内置80V耐压3.5A额定、导通电阻150mΩ的功率MOSFET。还通过电流模式控制方式,实现了高速瞬态响应和简便的相位补偿设定。频率在50kHz ~ 750kHz的范围内可变,内置低电压误动作防止电路、过电流保护电路等保护功能。此外,可通过高精度的EN引脚阈值进行低电压锁定,及使用外接电阻设定滞后。

BD9G341AEFJ 数据手册

 浏览型号BD9G341AEFJ的Datasheet PDF文件第2页浏览型号BD9G341AEFJ的Datasheet PDF文件第3页浏览型号BD9G341AEFJ的Datasheet PDF文件第4页浏览型号BD9G341AEFJ的Datasheet PDF文件第5页浏览型号BD9G341AEFJ的Datasheet PDF文件第6页浏览型号BD9G341AEFJ的Datasheet PDF文件第7页 
Datasheet  
12V to 76V input voltage range 3A output current  
1ch Buck Converter Integrated FET  
BD9G341AEFJ  
General Description  
The BD9G341AEFJ is a buck switching regulator with  
integrated 150mΩ power MOSFET. Current mode  
architecture provides fast transient response and a simple  
phase compensation setup. The operating frequency is  
programmable from 50kHz to 750kHz. Additional  
protection features are included such as Over Current  
Protection, Thermal shutdown and Under voltage lockout.  
The under voltage lockout and hysteresis can be set by  
external resistor.  
Key specifications  
Input voltage  
Ref voltage(Ta=25°C)  
12 to 76[V]  
±1.5[%]  
(Ta=-40 to 85°C)  
±2.0[%]  
Max output current  
Operating Temperature  
Max junction temperature  
3 [A] (Max.)  
-40°C to 85°C  
150°C  
Package(s)  
Features  
HTSOP-J8  
4.90mm x 6.00mm x 1.00mm  
Wide input voltage range from 12V to 76V.  
Integrated 80V/3.5A/150mΩ NchFET.  
Current mode.  
Variable frequency from 50kHz to 750kHz.  
Accurate reference voltage. (1.0 V±1.5 %).  
Precision ENUVLO threshold (±3%).  
Soft-start function  
0uA Standby current  
Over Current Protection (OCP), Under Voltage  
Lockout(UVLO), Thermal-Shutdown(TSD), Over  
Voltage Protection (OVP)  
Thermally enhanced HTSOP-J8 package  
Applications  
Industrial distributed power applications.  
Battery powered equipment.  
Typical Application Circuit  
0.1uF  
Vin=1276V  
L : 33uH  
VCC  
BST  
VOUT=5.0V /3A  
C2:  
100uF/6.3V  
C1:  
10uF/100V  
LX  
R1 Ω  
D1  
3.0kΩ  
EN  
FB  
VC  
0.75kΩ  
R2 Ω  
GND  
RT  
6800pF  
10kΩ  
47kΩ  
Figure 1. Typical Application Schematic  
Product structure : Silicon monolithic integrated circuit This product has no designed protection against radioactive rays  
.www.rohm.com  
© 2015 ROHM Co., Ltd. All rights reserved.  
TSZ22111 • 14 • 001  
TSZ02201-0Q3Q0AJ00480-1-2  
1/27  
24.Dec.2020 Rev.005  

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