Overview
The TPS79328DBVT is a high-performance, low-dropout (LDO) voltage regulator manufactured by Texas Instruments. Designed for applications requiring precise voltage regulation, this component is part of Texas Instruments' extensive portfolio of power management solutions. The TPS79328DBVT is particularly suitable for portable and battery-powered devices, offering excellent transient response and low noise performance. Its compact SOT-23 package makes it ideal for space-constrained applications. With a fixed output voltage of 2.8V, this LDO regulator is optimized for efficiency and reliability, targeting industries such as consumer electronics, industrial automation, and telecommunications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 2.8 | V | Fixed |
| Output Current | 150 | mA | Maximum |
| Dropout Voltage | 170 | mV | at 150 mA |
| Input Voltage Range | 2.7 to 5.5 | V | |
| Quiescent Current | 85 | µA | Typical |
| Line Regulation | 0.02 | %/V | Typical |
| Load Regulation | 0.04 | %/mA | Typical |
| Operating Temperature Range | -40 to 125 | °C | |
| Package | SOT-23-5 |
Key Features
- High accuracy output voltage (±2%)
- Low dropout voltage for efficient operation
- Low noise and high PSRR (Power Supply Rejection Ratio)
- Thermal shutdown and current limit protection
- Stable with low ESR ceramic capacitors
- Compact SOT-23 package for space-saving designs
Applications
The TPS79328DBVT is widely used in various applications, including:
- Portable Devices: Provides stable voltage for smartphones, tablets, and wearable devices.
- Industrial Automation: Ensures reliable power for sensors, controllers, and communication modules.
- Telecommunications: Supports voltage regulation in networking equipment and base stations.
- Consumer Electronics: Ideal for powering microcontrollers, memory devices, and other low-power components.
Q & A
1. What is the output voltage of the TPS79328DBVT?
The TPS79328DBVT has a fixed output voltage of 2.8V.
2. What is the maximum output current it can handle?
It can handle a maximum output current of 150 mA.
3. What is the dropout voltage of this LDO regulator?
The dropout voltage is 170 mV at 150 mA.
4. What is the input voltage range for this device?
The input voltage range is 2.7V to 5.5V.
5. Is the TPS79328DBVT stable with ceramic capacitors?
Yes, it is stable with low ESR ceramic capacitors.
6. Does it include protection features?
Yes, it includes thermal shutdown and current limit protection.
7. What is the typical quiescent current?
The typical quiescent current is 85 µA.
8. What is the operating temperature range?
It operates within a temperature range of -40°C to 125°C.
9. What package does the TPS79328DBVT come in?
It comes in a compact SOT-23-5 package.
10. What applications is this LDO regulator best suited for?
It is best suited for portable devices, industrial automation, telecommunications, and consumer electronics.
