产品概述 返回TOPVUo嘉泰姆
CXPR78100-AA CXPR78100-AB is a multi-cell battery protection IC that
includes high-accuracy voltage detection circuits
and delay circuits. It is possible for users to
monitor the status of 5~10 series cell lithium-ion
rechargeable battery pack.
CXPR78100-AA CXPR78100-AB provides multiple protect functions
including over-charge, over-discharge,
over-current and over-temperature. More
CXPR78100-AA CXPR78100-AB can operate in series to protect long
string battery.
产品特点 返回TOPVUo嘉泰姆
Input voltage is high to 60V VUo嘉泰姆
Monitor 5~10 series cell battery and support
cascaded operation VUo嘉泰姆
High-accuracy voltage detection for each cell VUo嘉泰姆
Overcharge detection voltage: VUo嘉泰姆
3.6~4.4V (33mV step) VUo嘉泰姆
Accuracy ±20 mV VUo嘉泰姆
Overcharge release hysteresis:
0.1~0.4V (50mV step) VUo嘉泰姆
Overdischarge detection voltage:
2.0~3.2V (100mV step) VUo嘉泰姆
Accuracy ±80 mV VUo嘉泰姆
Overdischarge release hysteresis:
0.1~0.7V (100mV step) VUo嘉泰姆
Discharge overcurrent detection in 3-step VUo嘉泰姆
1
st Discharge overcurrent detection voltage:
0.025~0.07V (15mV step) Accuracy ±10mV VUo嘉泰姆
2
nd Discharge overcurrent detection voltage:
0.1~0.25V (20mV step) Accuracy ±10mV
Short circuit detection voltage:
0.3~1.0V (100mV step) Accuracy ±100mV VUo嘉泰姆
Charge overcurrent detection voltage
-0.2V Accuracy ±30 mV VUo嘉泰姆
Fixed internally:
Overcharge detection delay time 1.5sOverdischarge detection delay time 1.5s
Charge overcurrent detection delay time
25ms
Load short circuit detection delay time
300us VUo嘉泰姆
Programmable by external capacitor:
Discharge overcurrent detection delay time,
1
st: 0.2~10s 2nd: (0.2~10s)×1% VUo嘉泰姆
Fault detection on the external capacitor VUo嘉泰姆
High-accuracy battery temperature detection
Charging over-temperature protection
threshold:VUo嘉泰姆
0.85V Accuracy ±30mV
Charging over-temperature hysteresis: VUo嘉泰姆
90mV
Discharging over-temperature protection
threshold: VUo嘉泰姆
0.95V Accuracy ±40mV
Discharging over-temperature hysteresis: VUo嘉泰姆
70mV VUo嘉泰姆
1.2V LDO output (1mA) for external
application
Discharge disable mode selectable VUo嘉泰姆
Charging Permission (CP) condition check VUo嘉泰姆
Wide range of operation voltage 6V to 60V VUo嘉泰姆
Wide range of operation temperature
-40°C to +85°C VUo嘉泰姆
Low current consumption VUo嘉泰姆
During full power 20μA max. (T=25°C) VUo嘉泰姆
During sleep mode 12μA max. (T=25°C) VUo嘉泰姆
During shutdown 350nA max. (T=25°C) VUo嘉泰姆
24-Pin TSSOP
APPLICATIONSVUo嘉泰姆
应用范围 返回TOPVUo嘉泰姆
Rechargeable lithium-ion battery pack VUo嘉泰姆
Electric Bicycles, MotorcyclesVUo嘉泰姆
Backup Battery Systems VUo嘉泰姆
Hybrid Electric VehiclesVUo嘉泰姆
技术规格书(产品PDF) 返回TOP VUo嘉泰姆
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