Richtek USA Inc. RT9166A-25GGL
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $94,999.99 | $94,999.99 |
| 15+ | $91,999.99 | $1,379,999.85 |
| 25+ | $89,999.99 | $2,249,999.75 |
| 50+ | $84,999.99 | $4,249,999.50 |
| 100+ | $74,999.99 | $7,499,999.00 |
| N+ | $15,000.00 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Richtek USA Inc. |
| Product Series | |
| Packaging | | |
| Output Configuration | Active |
| Output Type | Positive |
| Number of Regulators | Fixed |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output (Min/Fixed) | 2.5V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.58V @ 600mA (Typ) |
| Current - Output | 600mA |
| Current - Quiescent (Iq) | 300 μA |
| Current - Supply (Max) | - |
| PSRR | 55dB (1kHz) |
| Control Features | - |
| Protection Features | Over Current, Over Temperature |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | TO-261-4, TO-261AA |
| Supplier Device Package | SOT-223 |
| ROHS |
The Richtek RT9166A-25GGL is a fixed-output low dropout regulator that provides a stable 2.5V supply at up to 600mA. With a typical dropout voltage of 0.58V and a low quiescent current of 300 μA, it is well-suited for battery-powered and portable electronics. The SOT-223 package offers excellent thermal performance.
- Stable 2.5V Output: Ensures reliable operation for mixed-signal circuits and digital logic requiring a precise 2.5V rail.
- Low Dropout Voltage: The 0.58V dropout allows efficient operation from a 3.3V or 3.0V input supply.
- Low Quiescent Current: The 300 μA quiescent current helps prolong battery life in portable applications.
- Excellent Noise Rejection: 55dB PSRR at 1kHz provides a clean output for noise-sensitive analog circuits.
Analog-to-Digital Converter (ADC) Supplies
Provide a clean 2.5V reference or supply for ADCs, ensuring accurate conversion results by minimizing power supply noise.
FPGA Auxiliary and I/O Rails
Many FPGAs require a 2.5V auxiliary or I/O supply. This LDO delivers stable power with low dropout for reliable operation.
Battery-Powered Consumer Electronics
Ideal for digital cameras, MP3 players, and handheld games that need a regulated 2.5V supply from a battery source.
Sensor Signal Conditioning
Power bridge sensors and instrumentation amplifiers with a stable 2.5V rail, improving measurement accuracy in industrial applications.
Communication Interface Power
Use the RT9166A-25GGL to power RS-232 transceivers or CAN bus controllers that operate at 2.5V logic levels.
- Q: What is the output voltage of the RT9166A-25GGL?
- A: The RT9166A-25GGL provides a fixed output voltage of 2.5V.
- Q: What is the maximum output current?
- A: This LDO can deliver up to 600mA of output current.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; please refer to the official datasheet for this parameter.
- Q: What is the dropout voltage?
- A: The typical dropout voltage is 0.58V at a 600mA load.
- Q: What is the quiescent current?
- A: The quiescent current is 300 μA.
- Q: What package is available?
- A: This model comes in the SOT-223 package.
- Q: What is the output voltage of the RT9166A-25GGL?
- A: The RT9166A-25GGL provides a fixed output voltage of 2.5V.
- Q: What is the maximum output current?
- A: This LDO can deliver up to 600mA of output current.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; please refer to the official datasheet for this parameter.
- Q: What is the dropout voltage?
- A: The typical dropout voltage is 0.58V at a 600mA load.
- Q: What is the quiescent current?
- A: The quiescent current is 300 μA.
- Q: What package is available?
- A: This model comes in the SOT-223 package.

RT9166A-25GGL.pdf