Overview
The TPS7A8300ARGRR is a high-performance, low-dropout (LDO) voltage regulator manufactured by Texas Instruments. Designed for applications requiring high precision and low noise, this LDO regulator is ideal for powering sensitive analog and digital circuits. Its market positioning targets industries such as telecommunications, industrial automation, and consumer electronics, where stable and clean power is critical. The TPS7A8300ARGRR stands out with its ultra-low noise, high PSRR (Power Supply Rejection Ratio), and wide input voltage range, making it a competitive choice for advanced power management solutions.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 1.4 to 6.5 | V | |
| Output Voltage Range | 0.8 to 5.5 | V | Adjustable |
| Output Current | 3 | A | Maximum |
| Dropout Voltage | 120 | mV | at 3A |
| Noise | 8.5 | µVRMS | 10Hz to 100kHz |
| PSRR | 70 | dB | at 1kHz |
| Operating Temperature Range | -40 to 125 | °C | |
| Package | VQFN-20 | RGR (4x4mm) |
Key Features
- Ultra-Low Noise: Ensures minimal interference with sensitive analog circuits.
- High PSRR: Provides excellent rejection of input voltage fluctuations.
- Wide Input Voltage Range: Supports a broad range of input voltages for versatile applications.
- Adjustable Output Voltage: Allows flexibility in setting the desired output voltage.
- High Output Current: Delivers up to 3A, suitable for powering demanding loads.
Applications
The TPS7A8300ARGRR is widely used in applications requiring precise and stable power delivery. Key application areas include:
- Telecommunications: Powering RF and baseband circuits in communication systems.
- Industrial Automation: Providing clean power to sensors, controllers, and other critical components.
- Consumer Electronics: Enhancing performance in audio, video, and other high-performance devices.
- Medical Devices: Ensuring reliable power for sensitive medical equipment.
Q & A
1. What is the input voltage range of the TPS7A8300ARGRR?
The input voltage range is 1.4V to 6.5V.
2. Can the output voltage be adjusted?
Yes, the output voltage is adjustable from 0.8V to 5.5V.
3. What is the maximum output current?
The maximum output current is 3A.
4. How low is the dropout voltage?
The dropout voltage is 120mV at 3A.
5. What is the noise level of this LDO?
The noise level is 8.5µVRMS from 10Hz to 100kHz.
6. What is the PSRR of the TPS7A8300ARGRR?
The PSRR is 70dB at 1kHz.
7. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
8. What package does this LDO come in?
It comes in a VQFN-20 package (RGR, 4x4mm).
9. Is this LDO suitable for RF applications?
Yes, its ultra-low noise and high PSRR make it ideal for RF applications.
10. Can it be used in medical devices?
Yes, it is suitable for powering sensitive medical equipment due to its reliability and precision.
