Overview
The TPS73133DBVT is a high-precision, ultra-low dropout (LDO) linear voltage regulator designed and manufactured by Texas Instruments. This SOT-23-5 packaged component is optimized for applications requiring stable and efficient power management. With its compact size and advanced features, it is well-suited for portable and space-constrained devices. The TPS73133DBVT offers a fixed output voltage of 3.3V and a maximum output current of 150mA, making it ideal for low-power systems. Its unique selling points include reverse current protection, enable control, and robust protection features such as overcurrent, overtemperature, and short-circuit protection.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage | 1.7V to 5.5V | V | |
| Output Voltage | 3.3V | V | Fixed |
| Output Current | 150mA | mA | |
| Quiescent Current | 550μA | μA | |
| Dropout Voltage | 100mV | mV | @ 150mA |
| PSRR | 58dB to 37dB | dB | 100Hz to 10kHz |
| Operating Temperature | -40°C to +125°C | °C | |
| Package | SOT-23-5 | ||
| Protection Features | Overcurrent, Overtemperature, Short-Circuit, Reverse Polarity |
Key Features
- High-precision voltage regulation with a fixed 3.3V output.
- Ultra-low dropout voltage for efficient power management.
- Reverse current protection ensures device safety.
- Enable control for power-saving modes.
- Robust protection against overcurrent, overtemperature, and short-circuit conditions.
- Compact SOT-23-5 package for space-constrained applications.
Applications
The TPS73133DBVT is widely used in various applications, including portable electronics, IoT devices, and low-power embedded systems. Its stable output and protection features make it ideal for battery-powered devices, such as wearables and handheld instruments. Additionally, it is suitable for industrial automation, medical devices, and consumer electronics where reliable power management is critical.
Q & A
1. What is the input voltage range of the TPS73133DBVT?
The input voltage range is 1.7V to 5.5V.
2. What is the output voltage of the TPS73133DBVT?
The output voltage is fixed at 3.3V.
3. What is the maximum output current?
The maximum output current is 150mA.
4. Does the TPS73133DBVT have reverse current protection?
Yes, it includes reverse current protection.
5. What are the protection features of the TPS73133DBVT?
It offers overcurrent, overtemperature, short-circuit, and reverse polarity protection.
6. What is the dropout voltage of the TPS73133DBVT?
The dropout voltage is 100mV at 150mA load.
7. What is the operating temperature range?
The operating temperature range is -40°C to +125°C.
8. Is the TPS73133DBVT suitable for portable devices?
Yes, its compact size and low power consumption make it ideal for portable devices.
9. What is the quiescent current of the TPS73133DBVT?
The quiescent current is 550μA.
10. What package does the TPS73133DBVT use?
It is available in a SOT-23-5 package.
