1.5A Single Cell High Efficiency Switching Charger
- Parameters
- Features
- Description
| Part Number | SY20717BFAC |
|---|
| Description | |
|---|
| Vin_min (V) | 4 |
|---|
| Vin_max (V) | 16 |
|---|
| Vo_min (V) | |
|---|
| Max. Charge Current (A) | 1.5 |
|---|
| Iq (uA) | |
|---|
| Fsw (MHz) | 0.8 |
|---|
| Cell Voltage | 4.2V |
|---|
| Series Cells | 1 |
|---|
| Features / Special Function | |
|---|
| Package | SO8 |
|---|
- Wide Input Voltage Range: 4.0V to 16V
- High Efficiency Synchronous Buck Regulator with Fixed 800kHz Switching Frequency
- Trickle Current/Constant Voltage Charge Mode
- Adaptive Input Current Limit
- Programmable Charging Timeout
- Programmable (1.5A 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 is Removed
- Compact Package SO8
The SY20717B is a 4.0-16V input, 1.5A single-cell synchronous Buck Li-Ion battery charger, suitable for portable application. The 800 kHz synchronous Buck regulator integrates 16V rating FETs with ultralow on-resistance to achieve high efficiency and simple circuit design.
Evaluation Board
Photo of evaluation board
Photo of evaluation board
Photo of evaluation board
The EVB_SY20717BFAC is used to evaluate 4.0-16V input, 1.5A single-cell synchronous Buck Li-Ion battery charger SY20717BFAC.
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