Overview
The TPS7A8401ARGRR is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments. Designed for high-performance applications, this component is part of the TPS7A84A series, known for its precision, low noise, and high efficiency. It is particularly suitable for applications requiring stable and clean power supply, such as communication systems, industrial automation, and consumer electronics. With its adjustable output voltage and robust design, the TPS7A8401ARGRR stands out as a reliable solution for power management in demanding environments.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Manufacturer | Texas Instruments | - | - |
| Product Category | Low Dropout (LDO) Regulator | - | - |
| Output Current | 3 | A | - |
| Input Voltage (Min) | 1.1 | V | - |
| Input Voltage (Max) | 6.5 | V | - |
| Output Voltage Range | 0.5 to 5.15 | V | Adjustable |
| PSRR (Typical) | 42 | dB | - |
| Operating Temperature (Min) | -40 | °C | - |
| Operating Temperature (Max) | 125 | °C | - |
| Package | VQFN-20 | - | - |
| Dropout Voltage | 270 | mV | - |
| Power Dissipation | 0.9 | W | - |
Key Features
- Adjustable output voltage for versatile applications.
- High output current capability of up to 3A.
- Low dropout voltage ensures efficient power delivery.
- Excellent power supply rejection ratio (PSRR) for clean output.
- Wide input voltage range from 1.1V to 6.5V.
- Robust thermal and electrical performance in extreme conditions.
Applications
The TPS7A8401ARGRR is widely used in applications requiring precise and stable voltage regulation. Typical use cases include:
- Industrial Automation: Powering sensors, controllers, and communication modules.
- Consumer Electronics: Providing clean power for audio and video devices.
- Telecommunications: Ensuring reliable power for RF and baseband circuits.
- Medical Devices: Supporting critical systems with low noise and high accuracy.
Q & A
1. What is the maximum output current of the TPS7A8401ARGRR?
The maximum output current is 3A.
2. What is the input voltage range for this component?
The input voltage ranges from 1.1V to 6.5V.
3. Is the output voltage adjustable?
Yes, the output voltage is adjustable from 0.5V to 5.15V.
4. What is the typical PSRR of the TPS7A8401ARGRR?
The typical PSRR is 42dB.
5. What package does this component come in?
It is available in a VQFN-20 package.
6. What is the dropout voltage of this LDO regulator?
The dropout voltage is 270mV.
7. Can this component operate in high-temperature environments?
Yes, it can operate at temperatures up to 125°C.
8. Is the TPS7A8401ARGRR suitable for battery-powered applications?
Yes, its low dropout voltage and wide input range make it ideal for battery-powered devices.
9. What is the power dissipation of this component?
The power dissipation is 0.9W.
10. Does this component support soft-start functionality?
Yes, it features adjustable soft-start for controlled inrush current.
