HY2120-CB-2 HYCON Tech 1.5V~10V Lithium-ion/Polymer Battery Packs Protection IC - SOT-23-6 Package

HY2120-CB-2 HYCON Tech 1.5V~10V Lithium-ion/Polymer Battery Packs Protection IC - SOT-23-6 Package is a high-accuracy battery protection IC designed by HYCON Technology for 2-cell (2S) Lithium-ion and Lithium Polymer rechargeable battery packs. It integrates precision voltage detectors, delay circuits, and multiple protection functions to safeguard battery packs against overcharge, over-discharge, overcurrent, and short-circuit conditions. The device features ultra-low power consumption, a wide operating voltage range, and a compact SOT-23-6 package, making it an ideal choice for battery management systems and portable electronic devices.

HY2120-CB-2 HYCON Tech 1.5V~10V Lithium-ion/Polymer Battery Packs Datasheet

Features:

1. High Accuracy Voltage Detection
2. Designed for 2-Cell (2S) Lithium-ion/Lithium Polymer Battery Packs
3. Overcharge Protection
4. Over-discharge Protection
5. Charge Overcurrent Protection
6. Discharge Overcurrent Protection
7. Short Circuit Protection
8. Built-in Delay Circuits
9. Ultra Low Power Consumption
10. 0V Battery Charging Function
11. Wide Operating Temperature Range
12. Halogen-Free & Pb-Free Package
13. Compact SOT-23-6 Surface Mount Package

Specifications:

Parameter	Value
Manufacturer	HYCON Technology
Model	HY2120-CB-2
Product Type	Battery Protection IC
Battery Type	Lithium-ion / Lithium Polymer
Number of Cells	2 Cells (2S)
Supply Voltage Range	1.5V ~ 10V
Operating Voltage	3.0V ~ 7.8V
End-Off Voltage	2.9V
Charging Saturation Voltage	4.28V
Overcharge Detection Voltage	4.280V per Cell
Overcharge Release Voltage	4.080V per Cell
Over-discharge Detection Voltage	2.900V per Cell
Over-discharge Release Voltage	3.000V per Cell
Discharge Overcurrent Detection Voltage	200mV
Charge Overcurrent Detection Voltage	1.0V
Short Circuit Detection Voltage	1.0V
Overcharge Detection Delay	1000ms
Over-discharge Detection Delay	110ms
Discharge Overcurrent Delay	10ms
Charge Overcurrent Delay	7ms
Short Circuit Detection Delay	250µs
0V Battery Charge Function	Supported
Over-discharge Recovery Function	Not Supported
Mounting Type	SMD / SMT
Package	SOT-23-6
Operating Temperature	-40°C to +85°C

Pins Explain:-

Pin No.	Pin Name	Description
1	OD	Discharge MOSFET Gate Output
2	OC	Charge MOSFET Gate Output
3	CS	Current Sense / Charge & Discharge Current Detection Input
4	VC	Cell Voltage Detection Input
5	VDD	Positive Power Supply Input
6	VSS	Ground

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Package Includes:

1 x HY2120-CB-2 HYCON Tech 1.5V~10V Lithium-ion/Polymer Battery Packs Protection IC - SOT-23-6 Package