HY2115
One-cell Li-ion/Polymer battery protection IC that is suitable for smart phone and tablet PC applications

Applications
- 1-cell lithium-ion rechargeable battery packs
- 1-cell lithium polymer rechargeable battery packs
Main Features of HY2115 Series
- Provide high precision over-current detection when used with current sense resistance
- Built-in high precision voltage detection circuit and delay circuit
- High precision charge/discharge over-current detection voltage is flexibly configurable
- Low current consumption: Operation mode < 6μA (VDD=3.9V) / Sleep mode < 0.1μA (VDD=2.0V)
- Charger connected pin adopts high-withstand-voltage design (V-/OC pin absolute max. rating: 20V)
- 0V battery charge function: “Available” or “Unavailable” is optional
- Auto over-discharge recovery function “Yes” or “No” is selectable
- Tiny package: SOT-23-6
- Wide operation temperature range: -40℃ to +85℃
- All products are in Green packages: Pb & Halogen- free
Package Type SOT-23-6 DataSheet
Product Name | Overcharge Detection Voltage VCU |
Overcharge Release Voltage VCR |
Overcharge Detection Voltage VDL |
Overcharge Release Voltage VDR |
Discharge Overcurrent Detection Voltage VDIP |
Charge Overcurrent Detection Voltage VCIP |
Short Circuit Detection Voltage VSIP |
0V Battery Charge Function V0CH |
Power-down Function/ Auto Overdischarge Recovery Function Notice(1) |
Overcharge Detection Delay Time TOC |
Overdischarge Detection Delay Time TOD |
Discharge Overcurrent Detection Delay Time TDIP |
Charge Overcurrent Detection Delay Time TCIP |
Load Shortcircuiting Detection Delay Time TSIP |
Over-charge release mode |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
HY2115-LB9D | 4.280 V | 4.280 V | 2.800 V | 2.800 V | 42 mV | -50 mV | 0.85 V | Unavailable | P | 1040 ms | 120 ms | 8 ms | 8 ms | 300 µs | Unavailable |
HY2115-KB9D | 4.405 V | 4.405 V | 2.800 V | 2.800 V | 42 mV | -50 mV | 0.85 V | Unavailable | P | 1040 ms | 120 ms | 8 ms | 8 ms | 300 µs | Unavailable |
HY2115-OB9D | 4.450 V | 4.450 V | 2.800 V | 2.800 V | 42 mV | -30 mV | 0.85 V | Unavailable | P | 1040 ms | 120 ms | 8 ms | 8 ms | 300 µs | Unavailable |
HY2115-MB9D | 4.280 V | 4.280 V | 2.400 V | 2.400 V | 42 mV | -30 mV | 0.85 V | Unavailable | P | 1040 ms | 120 ms | 8 ms | 8 ms | 300 µs | Unavailable |
Notice(1):Power-down Function=P; Auto Overdischarge Recovery Function=A
SelectionGuide