Product Detailed Description:

HY2112 

1 Li-ion Battery Protection IC

1. Overview

HY2112 series IC, featuring built-in high-precision voltage detection circuit and delay circuit, is designed for single-cell lithium-iron rechargeable batteries

Battery protection IC.

This IC is suitable for protecting a 1-cell lithium-iron rechargeable battery against overcharge, overdischarge, and overcurrent.

2. Features

The HY2112 series ICs feature the following characteristics:

High-precision voltage detection circuit

Overcharge detection voltage: 3.600~4.000V, accuracy ±25mV

Overcharge release voltage: 3.400~4.000V, accuracy ±50mV

Over-discharge detection voltage: 1.80~2.20V, accuracy ±50mV

Over-discharge voltage release: 1.80~2.40V ±50mV accuracy

Overcurrent detection voltage (optional) Accuracy ±15mV

Overcurrent Detection Voltage (Optional)

Load Short-Circuit Detection Voltage 0.85V (fixed) ±300mV Accuracy

(2) All delay times are set by the internal circuit (no external capacitors required)

(3) Low power consumption current

Operating Mode Typical value 3.0μA, High value 6.0μA (VDD=3.2V)

Sleep Mode: High Value 0.1μA

(4) The terminals for connecting the charger are designed with high voltage tolerance (CS terminals and OC terminals, rated at 20V)

(5) Charging Function for 0V Battery: Select "Allow" or "Prohibit"

(6) Wide operating temperature range: -40℃ to +85℃

(7) Small Package: SOT-23-6

(8) Halogen-Free Green Environmental Protection Products