1.5A Single Cell High Efficiency Switching Charger
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- Parameters
- Features
- Description
| Part number | SY20717BFAC |
|---|
| Vin (max) (V) | 16 |
|---|
| Vin (min) (V) | 4 |
|---|
| Absolute max Vin (max) (V) | |
|---|
| Number of series cells | 1 |
|---|
| Charge voltage (max) (V) | |
|---|
| Charge voltage (min) (V) | |
|---|
| Charge current (max) (A) | 1.5 |
|---|
| Charge current (min) (A) | |
|---|
| Integrated FETs(Yes/No) | |
|---|
| Topology | |
|---|
| Control interface | |
|---|
| Features | |
|---|
| Operating temperature range(°C) | |
|---|
| 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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