[Sense Resistor Type] High-accuracy Overcurrent Detection Protection Circuit Using a Current Detection Resistor

Block Circuit　｜　Related Info　｜　Recommended Products

When setting up 1-cell battery protection circuits, do you encounter any of the following issues?
ABLIC introduces 1-cell battery protection circuits that meet your specific requirements without these common issues.

Specific Requirements:

Achieved high-accuracy overcurrent protection with minimal impact from ambient temperature.
Achieved both high-accuracy discharge overcurrent protection and suppression of heat generation.

Block Circuit:
[Sense Resistor Type] High-accuracy Overcurrent Detection Protection Circuit Using a Current Detection Resistor

Since this circuit can set overcurrent detection based on resistance, it is unaffected by ambient temperature or battery voltage. Therefore, it can achieve high-accuracy overcurrent detection even at high currents.
Utilizing high-accuracy overcurrent detection products can reduce the resistance in the current detection resistor, mitigating heat generation in the protection circuit board even at high currents.

Related Info

Function description: Overcurrent Detection Function

Recommended Products for This Protection Circuit

Featuring High-accuracy Overcurrent Detection with Low Resistance

Product name	Features
S-82Y1B	Discharge overcurrent 1 detection voltage accuracy	±0.5mV
S-82P1B	Discharge overcurrent 1 detection voltage accuracy	±0.75mV
S-82K1B	Discharge overcurrent 1 detection voltage accuracy	±1.0mV
S-82F1B	Discharge overcurrent 1 detection voltage accuracy	±1.5mV