Microchip Technology MIC5209-3.0YU-TR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $9.56 | $9.56 |
| 15+ | $2.20 | $33.00 |
| 25+ | $2.15 | $53.75 |
| 50+ | $2.03 | $101.50 |
| 100+ | $1.79 | $179.00 |
| N+ | $0.36 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | |
| Packaging | Tape & Reel (TR) | |
| Output Configuration | Active |
| Output Type | Positive |
| Number of Regulators | Fixed |
| Voltage - Input (Max) | 16V |
| Voltage - Output (Min/Fixed) | 3V |
| 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 MIC5209-3.0YU-TR from Microchip Technology is a fixed 3.0V low dropout regulator capable of sourcing 500mA. With a dropout voltage of 0.6V and quiescent current of 170 μA, it balances performance and efficiency. The TO-263-5 package ensures superior heat dissipation, while 75dB PSRR at 120Hz provides excellent line noise rejection for industrial and automotive applications.
- Superior Thermal Performance: TO-263-5 package dissipates heat effectively for high-current operation.
- Low Power Consumption: 170 μA quiescent current reduces standby losses in battery systems.
- Excellent Ripple Rejection: 75dB PSRR at 120Hz filters AC mains noise effectively.
- High Current Capacity: 500mA output supports a wide range of loads.
High-Power LED Drivers
The 500mA output and TO-263-5 package with low thermal resistance make it ideal for driving high-brightness LEDs in automotive lighting.
Industrial Control Systems
Stable 3.0V rail for microcontrollers and logic ICs in PLCs, with 75dB PSRR at 120Hz rejecting mains ripple.
Telecom Base Stations
Provides clean 3.0V power to RF amplifiers and mixers, ensuring signal integrity in communication infrastructure.
Battery-Powered Instruments
Low quiescent current (170 μA) extends battery life in handheld multimeters and field test equipment.
Audio Equipment
High PSRR at 120Hz reduces hum from rectified AC, delivering clean power to audio DACs and preamps.
Automotive ECU Power
Robust TO-263 package handles thermal stress in engine compartments, powering sensors and actuators.
- Q: What is the output voltage?
- A: The MIC5209-3.0YU-TR provides a fixed 3.0V output.
- Q: What is the maximum output current?
- A: It can deliver up to 500mA of continuous current.
- Q: What is the input voltage range?
- A: Input voltage must be at least 3.0V plus dropout (0.6V typical), so around 3.6V or higher.
- Q: What is the dropout voltage?
- A: Dropout is 0.6V at 500mA load.
- Q: What is the quiescent current?
- A: Quiescent current is 170 μA, suitable for low-power applications.
- Q: What package is available?
- A: It comes in a TO-263-5 (DDPAK) package for excellent thermal dissipation.
- Q: What is the output voltage?
- A: The MIC5209-3.0YU-TR provides a fixed 3.0V output.
- Q: What is the maximum output current?
- A: It can deliver up to 500mA of continuous current.
- Q: What is the input voltage range?
- A: Input voltage must be at least 3.0V plus dropout (0.6V typical), so around 3.6V or higher.
- Q: What is the dropout voltage?
- A: Dropout is 0.6V at 500mA load.
- Q: What is the quiescent current?
- A: Quiescent current is 170 μA, suitable for low-power applications.
- Q: What package is available?
- A: It comes in a TO-263-5 (DDPAK) package for excellent thermal dissipation.

MIC5209-3.0YU-TR.pdf