High Efficiency Fast Response, 8A, 28V Input, Fixed 5.1V Output Synchronous Step Down Regulator
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- Parameters
- Features
- Description
| Part Number | SY21243C3RHC |
|---|
| Vin_min (V) | 5.5 |
|---|
| Vin_max (V) | 24 |
|---|
| Vo_min (V) | 5.1 |
|---|
| Io_max (A) | 8 |
|---|
| Vref Accuracy | |
|---|
| Fsw (MHz) | 0.6 |
|---|
| Iq (uA) | 85 |
|---|
| Package | QFN2.5x2.5-16 |
|---|
| Protection Mode | OVP,Latch-off SCP |
|---|
| Features / Special Function | Power Good Indicator,100mA LDO Current Capability,Auto-Discharge |
|---|
- Low RDS(ON) for Internal Switches (Top/Bottom): 20/10mΩ
- Wide Input Voltage Range: 5.5~24V
- Integrated Bypass Switch: 1.5Ω
- Instant PWM Architecture to Achieve Fast Transient Responses
- Internal Soft-start Limits the Inrush Current
- Pseudo-constant Frequency: 600kHz
- Fixed 5.1V Output Voltage
- 8A Output Current Capability
- 100mA LDO Current Capability
- ±1.5% Internal Reference Voltage
- PFM/USM Selectable Light Load Operation Mode
- Power Good Indicator
- Output Discharge Function
- Cycle-by-cycle Valley and Peak Current Protection for Buck
- Latch-off Mode Output Under Voltage Protection for Buck
- Latch-off Mode Output Over Voltage Protection for Buck
- Latch-off Mode Over Temperature Protection for Buck
- Auto-recovery Mode Output Under Voltage Protection for LDO
- Auto-recovery Mode Over Temperature Protection for LDO
- Input Under Voltage Lock-out(UVLO)
- RoHS Compliant and Halogen Free
- Compact package: QFN2.5×2.5-16
Evaluation Board
Photo of evaluation board
Photo of evaluation board
Photo of evaluation board
Photo of evaluation board
Photo of evaluation board
EVB_SY21243C3RHC_1 is intended for evaluating 600kHz, 8A output current, 24V input synchronous Buck regulator.
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