Microchip Technology MIC5209-5.0YU
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.93 | $1.93 |
| 15+ | $1.87 | $28.05 |
| 25+ | $1.83 | $45.75 |
| 50+ | $1.73 | $86.50 |
| 100+ | $1.52 | $152.00 |
| N+ | $0.30 | 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) | 16V |
| Voltage - Output (Min/Fixed) | 5V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.6V @ 500mA |
| Current - Output | 500mA |
| Current - Quiescent (Iq) | 170 µA |
| Current - Supply (Max) | 25 mA |
| PSRR | 75dB (120Hz) |
| Control Features | Enable |
| Protection Features | Over Current, Over Temperature, Reverse Polarity |
| Operating Temperature | -40°C ~ 125°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | TO-263-6, D2PAK (5 Leads + Tab), TO-263BA |
| Supplier Device Package | TO-263-5 |
| ROHS |
The MIC5209-5.0YU is a fixed 5V low dropout regulator from Microchip Technology, delivering up to 500mA of output current. With a dropout voltage of 0.6V at full load and a quiescent current of 170µA, it offers excellent efficiency for battery-powered and industrial applications. The device features 75dB PSRR at 120Hz, ensuring clean power for noise-sensitive circuits. Packaged in TO-263-5, it provides superior thermal performance for high-current applications.
- High Current Capacity: 500mA output supports multiple loads and power-hungry peripherals.
- Superior Noise Rejection: 75dB PSRR at 120Hz ensures clean output for audio and precision analog circuits.
- Low Power Consumption: 170µA quiescent current reduces standby losses in battery-operated systems.
- Robust Thermal Design: TO-263-5 package with exposed pad enables efficient heat dissipation for reliable operation.
5V Logic and Peripheral Power
The MIC5209-5.0YU provides a stable 5V rail for legacy logic ICs, relays, and peripheral drivers. With 500mA output capability, it can power multiple loads simultaneously while maintaining tight regulation.
Audio Equipment Power Supplies
This regulator's 75dB PSRR at 120Hz makes it excellent for powering op-amps and audio DACs. The low dropout ensures minimal heat generation, preserving audio signal integrity in high-fidelity equipment.
Industrial Control Systems
In PLCs and motor controllers, this LDO powers 5V microcontroller and communication interfaces. The TO-263-5 package handles the thermal demands of industrial environments, ensuring long-term reliability.
Test and Measurement Instruments
The MIC5209-5.0YU provides a clean 5V reference for precision measurement circuits. Its low noise and high PSRR reduce measurement errors caused by power supply fluctuations.
Automotive Body Electronics
This regulator powers 5V sensors and control modules in automotive body electronics. Its robust design withstands load-dump transients and provides reliable operation across the full automotive temperature range.
- Q: What is the output voltage of the MIC5209-5.0YU?
- A: The fixed output voltage is 5V.
- Q: What is the maximum output current?
- A: It can deliver up to 500mA.
- Q: What is the input voltage range?
- A: The input voltage range is up to 16V (absolute maximum).
- Q: What is the dropout voltage?
- A: The dropout voltage is 0.6V at 500mA load.
- Q: What is the quiescent current?
- A: The quiescent current is 170µA.
- Q: What package is available?
- A: It comes in a TO-263-5 package.
- Q: What is the output voltage of the MIC5209-5.0YU?
- A: The fixed output voltage is 5V.
- Q: What is the maximum output current?
- A: It can deliver up to 500mA.
- Q: What is the input voltage range?
- A: The input voltage range is up to 16V (absolute maximum).
- Q: What is the dropout voltage?
- A: The dropout voltage is 0.6V at 500mA load.
- Q: What is the quiescent current?
- A: The quiescent current is 170µA.
- Q: What package is available?
- A: It comes in a TO-263-5 package.

MIC5209-5.0YU.pdf