Microchip Technology MIC2920A-5.0WS
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.69 | $1.69 |
| 15+ | $1.64 | $24.60 |
| 25+ | $1.60 | $40.00 |
| 50+ | $1.51 | $75.50 |
| 100+ | $1.34 | $134.00 |
| N+ | $0.27 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | |
| Packaging | Tube | |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 26V |
| Voltage - Output (Min/Fixed) | 5V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.75V @ 400mA |
| Current - Output | 400mA |
| Current - Quiescent (Iq) | 300 µA |
| Current - Supply (Max) | 12 mA |
| PSRR | - |
| Control Features | - |
| Protection Features | Load Dump, Over Current, Reverse Polarity |
| Operating Temperature | -40°C ~ 125°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | TO-261-4, TO-261AA |
| Supplier Device Package | SOT-223-3 |
| ROHS |
The Microchip MIC2920A-5.0WS is a fixed 5V low-dropout linear regulator capable of delivering 400mA. With a dropout voltage of 0.75V at full load and a quiescent current of 300 µA, it provides efficient power conversion from inputs up to 26V. The SOT-223-3 package offers a compact solution for automotive, industrial, and telecom applications requiring robust 5V regulation.
- High Input Tolerance: Supports up to 26V input, ideal for automotive and 24V industrial environments.
- Reliable 5V Output: Fixed 5V output simplifies design for logic and sensor power.
- 400mA Current Capability: Sufficient for driving multiple peripherals and microcontrollers.
- Low Quiescent Current: 300 µA Iq reduces standby power consumption in always-on systems.
Automotive ECUs
With a wide input range up to 26V and 400mA output, the MIC2920A-5.0WS is ideal for powering sensors, actuators, and microcontroller peripherals in engine control units and body electronics.
Industrial 24V Systems
In factory automation, this LDO regulates 24V industrial buses down to a stable 5V for PLC I/O modules, HMI displays, and communication interfaces, withstanding voltage transients.
Telecom Power Supplies
For -48V telecom boards, the MIC2920A-5.0WS can be used in a buck-converter post-regulator stage to provide a clean 5V rail for line cards and switching logic.
Battery Charger Circuits
The 400mA output is suitable for powering charging controllers and monitoring circuits in multi-cell battery packs, ensuring accurate voltage regulation.
Test and Measurement Equipment
Providing a stable 5V reference rail for ADCs, DACs, and precision op-amps, the low dropout and 300 µA quiescent current help maintain accuracy in benchtop instruments.
Home Appliance Control Boards
From washing machines to smart thermostats, the MIC2920A-5.0WS delivers reliable 5V power to microcontrollers and user interfaces from rectified AC supplies.
- Q: What is the fixed output voltage of the MIC2920A-5.0WS?
- A: The MIC2920A-5.0WS provides a fixed 5.0V output.
- Q: What is the maximum output current?
- A: This LDO can deliver up to 400mA of continuous output current.
- Q: What is the input voltage range?
- A: The device accepts an input voltage from 5V (minimum) up to 26V, making it suitable for automotive and industrial rails.
- Q: What is the dropout voltage?
- A: The dropout voltage is typically 0.75V at 400mA load, allowing operation from 6V or higher supplies.
- Q: What is the quiescent current?
- A: The quiescent current is 300 µA, balancing performance and efficiency for always-on systems.
- Q: What package is available?
- A: It is offered in a SOT-223-3 package, which provides adequate thermal dissipation for 400mA loads.
- Q: What is the fixed output voltage of the MIC2920A-5.0WS?
- A: The MIC2920A-5.0WS provides a fixed 5.0V output.
- Q: What is the maximum output current?
- A: This LDO can deliver up to 400mA of continuous output current.
- Q: What is the input voltage range?
- A: The device accepts an input voltage from 5V (minimum) up to 26V, making it suitable for automotive and industrial rails.
- Q: What is the dropout voltage?
- A: The dropout voltage is typically 0.75V at 400mA load, allowing operation from 6V or higher supplies.
- Q: What is the quiescent current?
- A: The quiescent current is 300 µA, balancing performance and efficiency for always-on systems.
- Q: What package is available?
- A: It is offered in a SOT-223-3 package, which provides adequate thermal dissipation for 400mA loads.

MIC2920A-5.0WS.pdf