Richtek USA Inc. RT9166-28GVL
| 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) | 2.8V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.23V @ 300mA (Typ) |
| Current - Output | 300mA |
| 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-236-3, SC-59, SOT-23-3 |
| Supplier Device Package | SOT-23-3L |
| ROHS |  |
The RT9166-28GVL is a fixed 2.8V LDO linear regulator from Richtek, designed for low-power, battery-operated applications. It delivers up to 300mA with an ultra-low dropout voltage of just 0.23V, maximizing efficiency. The low quiescent current of 300μA helps extend battery life in portable devices. Housed in a compact SOT-23-3L package, it is an excellent choice for space-constrained designs requiring a stable and efficient power supply.
- Ultra-Low Dropout: 0.23V dropout at 300mA allows operation very close to the output voltage, maximizing battery utilization.
- Low Quiescent Current: 300μA quiescent current significantly extends standby time in portable devices.
- Compact SOT-23 Package: Ideal for miniaturized designs where PCB area is limited.
- Stable Fixed Output: Provides a precise 2.8V rail without external components, simplifying the BOM.
Battery-Powered Remote Controls
The low 300μA quiescent current and 0.23V dropout voltage maximize battery life in remote controls powered by 3V coin cells.
Wearable Health Monitors
The tiny SOT-23 package and low dropout make it perfect for powering heart-rate sensors and accelerometers in fitness bands.
Bluetooth Low Energy (BLE) Modules
Provides a clean, stable 2.8V supply for BLE SoCs, ensuring reliable wireless communication with minimal power consumption.
Portable Instruments
Powers low-power digital multimeters and thermometers, where long battery life and small size are critical.
Memory Backup Circuits
Maintains voltage to SRAM or real-time clocks during main power loss, using minimal current to preserve data.
Photodiode Bias Supply
Provides a stable, low-noise 2.8V bias for photodiodes in light-sensing applications, ensuring accurate measurements.
- Q: What is the output voltage of the RT9166-28GVL?
- A: It is a fixed-output LDO providing a stable 2.8V.
- Q: What is the maximum output current?
- A: The RT9166 can deliver up to 300mA of continuous output current.
- Q: What is the input voltage range?
- A: The input voltage range is from 2.8V up to a typical maximum of 5.5V (refer to datasheet).
- Q: What is the dropout voltage?
- A: The dropout voltage is very low at 0.23V (typical) at a 300mA load.
- Q: What is the quiescent current?
- A: The quiescent current is a low 300μA, making it efficient for battery-powered devices.
- Q: What package is available?
- A: It comes in a compact SOT-23-3L package, ideal for space-constrained designs.
RT9166-28GVL.pdf
- Q: What is the output voltage of the RT9166-28GVL?
- A: It is a fixed-output LDO providing a stable 2.8V.
- Q: What is the maximum output current?
- A: The RT9166 can deliver up to 300mA of continuous output current.
- Q: What is the input voltage range?
- A: The input voltage range is from 2.8V up to a typical maximum of 5.5V (refer to datasheet).
- Q: What is the dropout voltage?
- A: The dropout voltage is very low at 0.23V (typical) at a 300mA load.
- Q: What is the quiescent current?
- A: The quiescent current is a low 300μA, making it efficient for battery-powered devices.
- Q: What package is available?
- A: It comes in a compact SOT-23-3L package, ideal for space-constrained designs.
