Richtek USA Inc. RT9198-27GU5R
| 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) | 2.7V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.33V @ 300mA |
| Current - Output | 300mA |
| Current - Quiescent (Iq) | 130 μA |
| Current - Supply (Max) | - |
| PSRR | 60dB ~ 30dB (100Hz ~ 10kHz) |
| Control Features | - |
| Protection Features | Over Current, Over Temperature |
| Operating Temperature | -40°C ~ 125°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 5-TSSOP, SC-70-5, SOT-353 |
| Supplier Device Package | SC-70-5R |
| ROHS |
The RT9198-27GU5R is a fixed 2.7V LDO linear regulator from Richtek, offering 300mA output in a compact SC-70-5R package. With a low dropout of 0.33V and 130 μA quiescent current, it is designed for battery-powered and space-limited applications. Its high PSRR ensures a stable, low-noise output.
- Compact Size: SC-70-5R package saves critical board space.
- Low Power: 130 μA quiescent current is ideal for battery operation.
- Noise Rejection: 60dB PSRR at 100Hz protects sensitive loads.
- High Current Density: 300mA capability in a tiny package.
Portable Audio Players
Power audio DACs and headphone amplifiers with a clean 2.7V supply, leveraging high PSRR to minimize audible noise.
Wireless Sensors
Ideal for 2.7V-powered wireless sensor nodes, with low quiescent current for extended battery life.
Camera Modules
Provide stable 2.7V to image sensors and CCDs, ensuring consistent performance in varying light conditions.
Handheld GPS Units
Regulate power for GPS receivers, where low dropout and noise rejection are critical for accurate signal acquisition.
Embedded Systems
Supply 2.7V to mixed-signal microcontrollers, maintaining stable operation across temperature ranges.
- Q: What is the output voltage of the RT9198-27GU5R?
- A: The fixed output voltage is 2.7V.
- Q: What is the maximum output current?
- A: It can provide up to 300mA.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; consult the official datasheet.
- Q: What is the dropout voltage?
- A: Dropout is 0.33V at 300mA.
- Q: What is the quiescent current?
- A: Quiescent current is 130 μA.
- Q: What package is this?
- A: It comes in the SC-70-5R package.
- Q: What is the output voltage of the RT9198-27GU5R?
- A: The fixed output voltage is 2.7V.
- Q: What is the maximum output current?
- A: It can provide up to 300mA.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; consult the official datasheet.
- Q: What is the dropout voltage?
- A: Dropout is 0.33V at 300mA.
- Q: What is the quiescent current?
- A: Quiescent current is 130 μA.
- Q: What package is this?
- A: It comes in the SC-70-5R package.

RT9198-27GU5R.pdf