5.5V, 3A Low Loss Power Distribution Switch with Reverse Block Rating Up to 28V
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- Parameters
- Features
- Description
| Part Number | SY20821B2ABC |
|---|
| Vin_min (V) | 2.5 |
|---|
| Vin_max (V) | 5.5 |
|---|
| Io_max (A) | 3 |
|---|
| Rdson1 | 45 |
|---|
| Channels | 1 |
|---|
| Enable | Active Low |
|---|
| Protection Mode | OCP,OVP |
|---|
| Features / Special Function | Supports Fast Role Swap,Auto-Discharge,Fault Flag Output,Reverse Blocking,Prog.I_lim |
|---|
| Package | SOT23-6 |
|---|
- Input Voltage: 2.5V to 5.5V
- Output Voltage Withstanding 28V
- Extremely Low Power Path Resistance: 45mΩ (typ.)
- 3A Load Current Capability
- Reverse Blocking in Normal Operation or Shutdown
- Fault Flag (OCB) Output for over Current and Fault Conditions
- Fast Role Swap Support
- Compact Package: SOT23-6
- RoHS Compliant and Halogen Free
The SY20821B2 is an ultra-low RDS(ON), 3A Low Loss power distribution switch with current limit to protect the power source from over current and short circuit conditions.
The SY20821B2 has over voltage protection and the output pin can withstand 28V. It incorporates the over-temperature protection and reverse blocking functions.
The SY20821B2 supports USB PD3.0 fast role swap. The output voltage could recovery to USB valid voltage range in 100µs during USB PD fast role swap event.
Evaluation Board
Photo of evaluation board
Photo of evaluation board
Photo of evaluation board
The EVB_SY20821B2ABC is used for evaluating an ultra-low RDS(ON), 3A Low Loss Power Distribution switch with programmable current limit to protect the power source from over current and short circuit conditions.
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