High Efficiency, 1.2A Two-cell Boost Li-Ion Battery Charger
- Parameters
- Features
- Description
| Part Number | SY20761QDC |
|---|
| Description | |
|---|
| Vin_min (V) | 3.6 |
|---|
| Vin_max (V) | 5.8 |
|---|
| Vo_min (V) | |
|---|
| Max. Charge Current (A) | 1.2 |
|---|
| Iq (uA) | |
|---|
| Fsw (MHz) | 1 |
|---|
| Cell Voltage | 4.1V,4.2V,4.35V,4.4V |
|---|
| Series Cells | 2 |
|---|
| Features / Special Function | Prog. Charge Current&Timer |
|---|
| Package | QFN3x3-16 |
|---|
- Low Profile QFN3×3 Package
- Integrated Synchronous Boost with 18V Rating Low RDSON FETs for High Charge Efficiency
- Trickle Current / Constant Current / Constant Voltage Charge Mode
- Programmable Input Voltage Threshold for Adaptive Current Limit.
- Maximum 1.2A Constant Charge Current
- Charge Current Information Indication.
- Programmable Charge Timeout
- Programmable Constant Charge Current
- Selectable Constant Voltage
- ±0.5% Battery Voltage Accuracy
- Thermal Regulation Protection
- External Shutdown Function
- Input Voltage UVLO and OVP
- Over Temperature Protection
- Output Short Circuit Protection
- Charge Status Indication
- Normal Synchronous Boost Operation When the Battery is Removed
Evaluation Board
Photo of evaluation board
Photo of evaluation board
Photo of evaluation board
The EVB_SY20761QDC is used to evaluate 3.6-5.5VIN, 1.2A two-cell synchronous Boost Li-Ion battery charger SY20761QDC.
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