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BD39002EFV-C PDF预览

BD39002EFV-C

更新时间: 2024-12-02 01:21:19
品牌 Logo 应用领域
罗姆 - ROHM /
页数 文件大小 规格书
47页 1456K
描述
Buck-Boost Switching Regulator Watch Dog Timer

BD39002EFV-C 数据手册

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Datasheet  
Power Management IC for Automotive Microcontroller  
Buck-Boost Switching Regulator + LDO  
+ Reset + Watch Dog Timer  
BD39002EFV-C  
General Description  
Key Specifications  
BD39002EFV-C is a power management IC with  
buck-boost switching regulator controller (DC / DC1),  
LDO, reset and WDT.  
The BD39002EFV-C includes protection circuits, such  
as Under voltage, Over voltage, Over current and TSD.  
Input voltage range  
4.0 V to 30 V  
(Startup voltage needs to be above 4.5V.)  
Output voltage  
Buck-Boost DC / DC1 FB Voltage  
0.8 V  
5.0 V  
Secondary LDO  
Reference voltage accuracy  
Buck-Boost DC / DC1 FB Voltage  
Secondary LDO  
±2 %  
±2 %  
200 to 550 kHz  
Features  
Automatically controlled buck-boost switching  
regulator with 40 V rated VCC, DC / DC and LDO  
input  
Oscillation frequency  
Max output current  
Secondary LDO  
Stand-by Current  
Operating temperature range  
AEC-Q100 Qualified  
600 mA  
0 μA (Typ)  
-40 °C to 125 °C  
5 V fixed output secondary LDO  
Configurable Sequence control  
Over Current protection  
DC / DC1: Adjustable voltage with external resistors  
LDO: Integrated  
Over voltage / Under voltage detection  
Reset for LDO and WDT  
Window Watchdog Timer  
Package  
W (Typ) × D (Typ) × H (Max)  
10.00 mm × 7.60 mm × 1.00 mm  
HTSSOP-B30  
HTSSOP-B30 package  
Applications  
Microcontroller for Automotive  
Typical Application Circuit  
Simplified Circuit1  
Simplified Cir
VCC  
VCC  
EN1  
CL  
OUTH  
VL  
EN1  
CL  
OUTH  
VL  
VREG  
VERG  
RT  
VO1  
RT  
VO1  
VO1  
VO1  
SS1  
VDD  
SS1  
FB1  
VDD  
FB1  
OUTL  
PGND1  
OUTL  
COMP1  
COMP1  
PGND1  
VO1  
VO1  
VO2  
VO2  
VS2  
EN2  
VO2  
CT  
VS2  
VO2  
EN2  
CT  
ENWD  
CLK  
RST2#  
RSTWD#  
PG1  
ENWD  
CLK  
RST2#  
RSTWD#  
PG1  
RTW  
RTW  
SEL_UVLO  
PG2  
SEL_UVLO  
PG2  
GND  
GND  
Buck-Boost Switching Regulator + Secondary LDO  
Buck Switching Regulator + Secondary LDO  
Product structure: Silicon monolithic integrated circuit This product is not designed for protection against radioactive rays  
www.rohm.com  
TSZ02201-0T2T0AM00200-1-2  
Oct.29.2014 Rev.001  
© 2014 ROHM Co., Ltd. All rights reserved.  
1/43  
TSZ2211114001  

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