Home->PCM for Li-ion/Li-Polymer Battery Packs -> For 2S Packs (7.4V)

Battery Protection Circuit Module (PCM) for 7.4V 2cells in series Li-ion/Li-Polymer Battery Packs

Part number: HCX-D148

Features and Benefits

1.Battery management circuit board for 7.4V 2S Li-ion and Li-polymer battery pack;
2.BMS/PCB/PCM applies for 2 cells Li-ion/Li-polymer battery pack;
3.Adopt Ricoh Chip

Specifications

No.
Testing Item
Standard Value
1.
over charge protection voltage
4.25±0.025V
2.
over charge recovery voltage
4.05±0.025V
3.
over charge protection delay time
0.7S—1.3S
4.
over discharge protection voltage
2.40±0.025V
5.
over discharge recovery voltage
3.00±0.05V
6.
over discharge protection delay time
14mS—26mS
7.
over current protection current
3.5A±1A
8.
short protection delay time
500us-150us
9.
static self-consumption current
≤ 10.0uA
10.
PCB internal resistance
≤ 65 mΩ

Connection Diagram



Copyright © 2011 BesTech Power Co., Ltd.
Tel:+86 - 769 82033052     Fax:+86 - 769 82033050 # 620   E-mail:info@BesTechPower.com
Address: 3F,Bldg3,Fulian Industrial Park,Heping Industrial area,Jianhui Rd,Longhua,ShenZhen,China.