Overview
The TPS7A8300ARGRT is a high-performance, low-noise, low-dropout (LDO) voltage regulator manufactured by Texas Instruments. This component is designed to deliver a stable 2A output current with a minimal dropout voltage of 125mV, making it an ideal choice for high-current, low-voltage applications. Its adjustable output voltage capability, combined with features like soft-start and power-good indicators, ensures reliable performance in sensitive electronic systems. The TPS7A8300ARGRT is particularly suited for applications requiring precision power management, such as microprocessors, FPGAs, and high-speed communication devices.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Current | 2 | A | |
| Dropout Voltage | 125 | mV | Max |
| Output Noise | 6 | µV RMS | |
| Input Voltage Range | 1.1 to 6.5 | V | |
| Output Voltage Range | 0.8 to 5 | V | Adjustable |
| PSRR | 40 | dB | @ 1MHz |
| Quiescent Current | 2.8 | mA | |
| Operating Temperature | -40 to +125 | °C | |
| Package | VQFN-20 |
Key Features
- Low noise output (6µV RMS) for sensitive applications.
- High precision with 1% accuracy over line, load, and temperature.
- Adjustable output voltage without external resistors.
- Soft-start and power-good indicators for enhanced reliability.
- High PSRR (40dB at 1MHz) to minimize phase noise and clock jitter.
Applications
The TPS7A8300ARGRT is widely used in various fields, including industrial automation, consumer electronics, and automotive systems. It is particularly effective in powering high-performance microprocessors, FPGAs, and communication devices, where low noise and high precision are critical. Its ability to handle high currents with minimal dropout makes it a preferred choice for applications requiring efficient power management and stability.
Q & A
1. What is the maximum output current of the TPS7A8300ARGRT?
The maximum output current is 2A.
2. What is the dropout voltage of this regulator?
The dropout voltage is 125mV at maximum load.
3. Can the output voltage be adjusted?
Yes, the output voltage is adjustable from 0.8V to 5V.
4. What is the typical output noise level?
The output noise is typically 6µV RMS.
5. What is the input voltage range?
The input voltage ranges from 1.1V to 6.5V.
6. What is the PSRR of the TPS7A8300ARGRT?
The PSRR is 40dB at 1MHz.
7. What is the operating temperature range?
It operates from -40°C to +125°C.
8. What package does this component come in?
It is available in a VQFN-20 package.
9. Does it have any protection features?
Yes, it includes overcurrent, overtemperature, and undervoltage lockout protection.
10. What are the key applications of this regulator?
It is used in microprocessors, FPGAs, and high-speed communication devices.
