2A Single-Cell High Efficiency Switching Charger with Adaptive Input Current Limit
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- Parameters
- Features
- Description
| Part Number | SY20752BFCC |
|---|
| Description | |
|---|
| Vin_min (V) | 4 |
|---|
| Vin_max (V) | 23 |
|---|
| Vo_min (V) | |
|---|
| Max. Charge Current (A) | 2 |
|---|
| Iq (uA) | |
|---|
| Fsw (MHz) | 0.8 |
|---|
| Cell Voltage | 4.2V,4.35V |
|---|
| Series Cells | 1 |
|---|
| Features / Special Function | |
|---|
| Package | SO8E |
|---|
- Wide Input Voltage Range: 4.0V to 23V
- High Efficiency Int. Synchronous Buck Regulator with Fixed 800kHz Switching Frequency
- Trickle Current / Constant Current / Constant Voltage Charge Mode
- Adaptive input current limit
- Programmable Charging Timeout
- 4.35 and 4.2V selectable cell voltage
- Programmable (2A MAX) Constant Charge Current
- Input Voltage UVLO and Battery OVP
- Over Temperature Protection
- Output Short Circuit Protection
- Charge Status Indication
- Normal Synchronous Buck Operation when Battery Removed
- Compact package SO8E
SY20752B is a 4.0-23V input, 2A single-cell synchronous buck Li-Ion battery charger, suitable for portable application. VSET pin is convenient for different cell voltage. Integrated 800 kHz synchronous buck regulator consists of 25V rating FETs with extremely low ON resistance to achieve high charge efficiency and simple peripheral circuit design.
Evaluation Board
Photo of evaluation board
Photo of evaluation board
Photo of evaluation board
The EVB_SY20752BFCC is used to evaluate 4.0-23V input, 2A single-cell synchronous buck Li-Ion battery charger SY20752BFCC.
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