2A Single-Cell High Efficiency Switching Charger with Adaptive Input Current Limit
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- Parameters
- Features
- Description
| Part Number | SY20752B1FCC |
|---|
| 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 | 4.1V,4.4V |
|---|
| Series Cells | 1 |
|---|
| Features / Special Function | |
|---|
| Package | SO8E |
|---|
- Wide Input Voltage Range: 4.0V to 23V
- High Efficiency Synchronous Buck Regulator with Fixed 800kHz Switching Frequency
- Trickle Current / Constant Current / Constant Voltage Charge Mode
- Adaptive Input Current Limit
- Programmable Charging Timeout
- 4.4V and 4.1V 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 the Battery is Removed
- Compact Package SO8E
SY20752B1 is a 4.0-23V input, 2A single-cell synchronous Buck Li-ion battery charger, suitable for portable applications. VSET pin is convenient for different cell voltage. The 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_SY20752B1FCC is used to evaluate 4.0-23V input, 2A single-cell synchronous Buck Li-ion battery charger SY20752B1FCC.
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