Richtek USA Inc. RT9080-33GJ5
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.62 | $0.62 |
| 15+ | $0.60 | $9.00 |
| 25+ | $0.59 | $14.75 |
| 50+ | $0.55 | $27.50 |
| 100+ | $0.49 | $49.00 |
| N+ | $0.10 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Richtek USA Inc. |
| Product Series | |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output (Min/Fixed) | 3.3V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.53V @ 600mA |
| Current - Output | 600mA |
| Current - Quiescent (Iq) | 4 µA |
| Current - Supply (Max) | - |
| PSRR | 75dB (1kHz) |
| Control Features | Enable |
| Protection Features | Over Current, Over Temperature |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | SOT-23-5 Thin, TSOT-23-5 |
| Supplier Device Package | TSOT-23-5 |
| ROHS |
The RT9080-33GJ5 from Richtek is a fixed 3.3V low dropout linear regulator designed for high-current applications. It delivers up to 600mA of output current while maintaining a low quiescent current of just 4 µA. This LDO features a dropout voltage of 0.53V at full load and a PSRR of 75dB at 1kHz, ensuring a stable and clean output. The TSOT-23-5 package offers a compact, thermally efficient solution for a wide range of applications.
- High Output Current: 600mA capability supports demanding loads like RF modules and processors.
- Ultra-Low Quiescent Current: 4 µA quiescent current minimizes standby power consumption.
- Good Noise Rejection: 75dB PSRR at 1kHz ensures a clean output for sensitive electronics.
- Versatile Package: TSOT-23-5 package is suitable for a wide range of PCB layouts and thermal requirements.
High-Current Battery-Powered Devices
With 600mA output and only 4 µA quiescent current, it is perfect for powering RF power amplifiers and other high-current loads in portable devices.
Set-Top Boxes and Gateways
Provides a stable 3.3V rail for processors and peripherals in always-on consumer electronics, balancing performance and standby efficiency.
Industrial Control Panels
The high output current can drive multiple relays, sensors, and logic circuits in industrial automation systems.
Networking Equipment
Delivers a clean 3.3V supply for switches, routers, and PHY transceivers, ensuring reliable data transmission.
Smart Home Hubs
Powers Zigbee, Z-Wave, and Wi-Fi modules with stable 3.3V, ensuring reliable smart home connectivity.
Portable Power Banks
Regulates the output for charging control circuits, providing a stable 3.3V logic supply in power management systems.
- Q: What is the output voltage of the RT9080-33GJ5?
- A: It provides a fixed 3.3V output.
- Q: What is the maximum output current?
- A: The RT9080-33GJ5 can supply up to 600mA of output current.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided technical data; please refer to the official Richtek datasheet.
- Q: What is the dropout voltage?
- A: The dropout voltage is 0.53V at a full load of 600mA.
- Q: What is the quiescent current?
- A: The quiescent current is a low 4 µA, ideal for battery-powered applications.
- Q: What is the PSRR performance?
- A: It offers a PSRR of 75dB at 1kHz, providing good noise filtering.
- Q: What is the output voltage of the RT9080-33GJ5?
- A: It provides a fixed 3.3V output.
- Q: What is the maximum output current?
- A: The RT9080-33GJ5 can supply up to 600mA of output current.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided technical data; please refer to the official Richtek datasheet.
- Q: What is the dropout voltage?
- A: The dropout voltage is 0.53V at a full load of 600mA.
- Q: What is the quiescent current?
- A: The quiescent current is a low 4 µA, ideal for battery-powered applications.
- Q: What is the PSRR performance?
- A: It offers a PSRR of 75dB at 1kHz, providing good noise filtering.

RT9080-33GJ5.pdf