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HM9905AR Datasheet(PDF) 2 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

Part # HM9905AR
Description  One Cell Lithium-ion/Polymer Battery Protection IC
PDF  12 Pages
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Manufacturer  HMSEMI [Shenzhen Huazhimei Semiconductor Co., Ltd]
Direct Link  http://www.hmsemi.com/
Logo HMSEMI - Shenzhen Huazhimei Semiconductor Co., Ltd

HM9905AR Datasheet(HTML) 2 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

  HM9905AR Datasheet HTML 1Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM9905AR Datasheet HTML 2Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM9905AR Datasheet HTML 3Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM9905AR Datasheet HTML 4Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM9905AR Datasheet HTML 5Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM9905AR Datasheet HTML 6Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM9905AR Datasheet HTML 7Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM9905AR Datasheet HTML 8Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM9905AR Datasheet HTML 9Page - Shenzhen Huazhimei Semiconductor Co., Ltd Next Button
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ORDERING INFORMATION
PART
NUMBER
Pack
age
Overcharg
e Detection
Voltage
[VCU] (V)
Overcharge
Release
Voltage
[VCL] (V)
Overdischarge
Detection
Voltage
[VDL] (V)
Overdischarge
Release
Voltage
[VDR] (V)
Overcurrent
Detection
Current
[IOV1] (A)
Top Mark
HM9905AR SOP
8-PP
4.30
4.10
2.40
3.0
14
HM9905ARYW(note)
Note: “YW” is manufacture date code, “Y” means the year, “W” means the week
PIN CONFIGURATION
Figure 2. PIN Configuration
PIN DESCRIPTION
HM9905AR PIN
NUMBER
PIN NAME
PIN DESCRIPTION
1,3,4
VM
The negative terminal of the battery pack. The internal FET switch
connects this terminal to GND
2
ISET1
Overcharge detection current setting pin. Set Ichoc1 by one resistor.
The Ichoc of HM9905AR equal to Ichoc1+ Ichoc2.
Normally Rset1=Rset2
5,7
GND
Ground, connect the negative terminal of the battery to this pin
6
VDD
Power Supply
8
ISET2
Overcharge detection current setting pin. Set Ichoc2 by one resistor.
The Ichoc of HM9905AR equal to Ichoc1+ Ichoc2.
Normally Rset1=Rset2
9
EPAD
Exposed pad，
Must connect with GND of HM9905AR by mass metal
HM9905AR



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