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BD99954GW

更新时间： 2023-09-03 20:29:55
品牌 Logo 应用领域
罗姆 - ROHM 电池PC
页数 文件大小 规格书
130页 3157K
描述
BD99954GW is a Battery Management LSI for 1-4 cell Lithium-Ion secondary battery, and available in a 40pin 0.40 mm pitch 5.0 mm x 5.0 mm QFN package and small 41-ball 0.4mm pitch 2.6mm x 3.0mm Wafer-Level CSP package which is designed to meet high degree demands for space-constraint equipment such as Low profile Notebook PC, Tablets and other applications. It provides a Dual-source Battery Charger, two port BC1.2 detection and a Battery Monitor with several alarm(INT#, PROCHOT#) outputs.Read more about Battery Charge ICs...

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BD99954GW 数据手册

 浏览型号BD99954GW的Datasheet PDF文件第2页浏览型号BD99954GW的Datasheet PDF文件第3页浏览型号BD99954GW的Datasheet PDF文件第4页浏览型号BD99954GW的Datasheet PDF文件第6页浏览型号BD99954GW的Datasheet PDF文件第7页浏览型号BD99954GW的Datasheet PDF文件第8页 
Datasheet  
BD99954MWV, BD99954GW  
2. Signal Description  
Table 2-1 Signal Description  
Function  
Pin  
No.  
Ball  
No.  
Pin Name  
[CSP]  
1
2
3
4
5
B2  
VBUS  
VCC  
ACOK  
USB Power Supply  
DC Power Supply  
AC adapter voltage detection open drain output.  
Interrupt for I2C  
A2  
D3  
A3  
B3  
INT#  
PROCHOT#  
Active low open drain output of “processor hot” indicator. The charger  
IC monitors events like adapter current, battery discharge current. Once any  
event in PROCHOT# profile is triggered, a minimum 10ms pulse is asserted.  
Input current sense resistor negative input.  
6
7
8
A4  
A5  
B4  
ACN  
ACP  
ACGATE1  
Input current sense resistor positive input.  
Charge pump output to drive adapter input n-channel MOSFET s.  
The ACGATE1 voltage is 5V above VBUS during AC adapter insertion.  
Charge pump output to drive adapter input n-channel MOSFET s.  
The ACGATE2 voltage is 5V above VCC during AC adapter insertion.  
Default Input Current Limit Setting pin and System resistor reset pin.  
VBUS side USB D- Input / Output  
VBUS side USB D+ Input / Output  
VBUS side USB D- Output / Input  
VBUS side USB D+ Output / Input  
VBUS side USB ID pin input  
VCC side USB D- Input / Output  
VCC side USB D+ Input / Output  
VCC side USB D- Output / Input  
VCC side USB D+ Output / Input  
VCC side USB ID pin input  
9
B5  
ACGATE2  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
A6  
B6  
C4  
C5  
C6  
D5  
D6  
D4  
E6  
F6  
G6  
E5  
F5  
G5  
IADP/RESET  
VBUS_DMI  
VBUS_DPI  
VBUS_DMO  
VBUS_DPO  
VBUS_ID  
VCC_DMI  
VCC_DPI  
VCC_DMO  
VCC_DPO  
VCC_ID  
SCL  
SDA  
PMON  
SMBus Clock Input  
SMBus Data Input / Output  
Buffered total system power current output. Place a resistor between  
PMON pin and GND.  
24  
25  
26  
F4  
G4  
E3  
IOUT  
VREF  
TSENSE  
Buffered adapter or charge current output selectable with SMBus command.  
1.5V LDO Output  
Battery temperature monitor pin.  
Active low battery present input signal. LOW indicates battery is present,  
and HIGH indicates the battery is absent and the charging stop.  
Battery Voltage Input  
27  
28  
29  
30  
31  
32  
33  
34  
35  
36  
37  
38  
39  
40  
G3  
F3  
G2  
G1  
F2  
F1  
E2  
E1  
D2  
D1  
C1  
C2  
B1  
A1  
BATT  
BGATE  
SRN  
SRP  
GND  
HG2  
LX2  
BOOT2  
LG2  
LG1  
BOOT1  
LX1  
Gate Control Output  
Charge current sense resistor negative input.  
Charge current sense resistor positive input.  
Ground  
DC/DC Boost side High Side Gate Driver  
DC/DC Boost side Inductor Connection  
DC/DC Boost side Driver Voltage Output  
DC/DC Boost side Low Side Gate Driver  
DC/DC Buck side Low Side Gate Driver  
DC/DC Buck side Driver Voltage Output  
DC/DC Buck side Inductor Connection  
DC/DC Buck side High Side Gate Driver  
LDO Output  
HG1  
REGN  
* Product structure: Silicon monolithic integrated circuit. ** This product is not designed to protect against radioactive rays.  
Copyright: 2017 ROHM Co., Ltd. All rights reserved.  
TSZ02201-0B4B0A700040-1-2  
18. Jul. 2017, Rev.001  
http://www.rohm.com/  
TSZ22111-14-001  
5/127  
12345678...130

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