深圳市瑞芯动力科技有限公司
深圳市龙华新区大浪街道白云山永丰工业园B栋2楼
电话:+86-755-85296235
传真:+86-755-85296280
业务：18025851160(王先生)
产品综述
3/4串25A保护板EBK1804，采用动力电池专用锂电保护IC，提供完善可靠的保护性能：极高的过充/过放电压检测精度；三级放电过流保护检测及延时（过流1/过流2/短路）；极低静态消耗电流。
技术参数
|
Item
项目 |
Symbol
符号 |
Content
详细内容 |
Criterion
标准 |
|
Over charge 1st Protection
过充保护 |
VCU1 |
Over charge 1st detection voltage
1级过充电检测电压 |
4.25±0.025V |
|
tCU1 |
Over charge 1st detection delay time
1级过充电检测延迟时间
|
1±0.3S |
|
|
VCL1 |
Over charge 1st release voltage |
4.05±0.05V |
|
|
Over discharge protection
过放保护 |
VDL |
Over discharge detection voltage
过放电检测电压 |
2.80±0.10V |
|
tDL |
Over discharge detection delay time |
20±6 mS |
|
|
VDU |
Over discharge release voltage
|
3.0±0.10V |
|
|
1st Over current protection
一级过流保护 |
IDIOV1 |
Over current detection current 1
过电流检测电流 1 |
120A±15A |
|
tDIOV1 |
Overcurrent detection delay time 1
过电流保护延时1 |
12±4mS |
|
|
Short current protection
短路保护 |
ISHORT |
Short circuit detection current
短路保护检测电流 |
400±80A |
|
tSHORT |
Short circuit delay time
短路保护延时 |
100-600uS |
|
|
Over current release
过流恢复 |
/ |
Over current & short current release
过流及短路保护恢复 |
Load disconnection |
|
Balance function
平衡功能 |
VBAL |
Balance detection/ release voltage
平衡动作/恢复电压 |
/ |
|
Continue Current
持续工作电流 |
ICHG |
Continue charge current
持续充电电流 |
Max.25A |
|
IDIS |
Continue discharge current
持续放电电流 |
Max.25A |
|
|
Internal resistance
保护板内阻 |
RCHG |
Resistance in charge 充电回路内阻 |
<80 mohm |
|
RDIS |
Resistance in discharge 充电回路内阻 |
<20 mohm |
|
|
Current consumption
静态功耗 |
ISTB |
Current consume in normal operation
工作时电路内部消耗 |
<100uA |
实图展示
