Overview
The TPS70933DRVR is a 150-mA, 30-V, ultra-low quiescent current, low-dropout (LDO) linear voltage regulator produced by Texas Instruments. This device is part of the TPS709 series, which is designed for power-sensitive applications, particularly in battery-powered and always-on systems. The regulator features a precision band-gap and error amplifier, providing 2% accuracy over temperature. It also includes thermal shutdown, current limit, and reverse current protection for enhanced reliability and safety.
Key Specifications
| Parameter | Value |
|---|---|
| Input Voltage Range | 2.7 V to 30 V |
| Output Current | Up to 150 mA |
| Output Voltage Accuracy | −2% to 2% for VOUT < 3.3 V, −1% to 1% for VOUT ≥ 3.3 V |
| Quiescent Current (IQ) | 1 µA |
| Dropout Voltage | 295 mV to 1400 mV (depending on IOUT and model) |
| Line Regulation | ≤ 10 mV |
| Load Regulation | ≤ 50 mV |
| Thermal Shutdown Temperature | Not specified, but device shuts down to protect itself |
| Operating Temperature Range | −40°C to 125°C |
| Package Type | WSON-6 (DRV) |
Key Features
- Ultra-low quiescent current of 1 µA, making it ideal for battery-powered and always-on systems.
- Reverse current protection to block discharge current from the output into the input.
- Internal current limit and thermal shutdown for reliable operation.
- Enable pin for device control, with a shutdown current of 150 nA when disabled.
- Input voltage range of 2.7 V to 30 V and fixed output voltages from 1.2 V to 6.5 V.
- Available in WSON-6 and SOT-23-5 packages).
Applications
The TPS70933DRVR is suitable for a variety of power-sensitive applications, including battery-powered devices, always-on systems, and any scenario where low quiescent current and high accuracy are required. It is particularly useful in portable electronics, IoT devices, and other low-power systems where minimizing power consumption is crucial).
Q & A
- What is the input voltage range of the TPS70933DRVR? The input voltage range is from 2.7 V to 30 V).
- What is the maximum output current of the TPS70933DRVR? The maximum output current is up to 150 mA).
- What is the quiescent current of the TPS70933DRVR? The quiescent current is 1 µA).
- Does the TPS70933DRVR have thermal shutdown protection? Yes, it features thermal shutdown protection to prevent overheating).
- What package types are available for the TPS709 series? The TPS709 series is available in WSON-6 and SOT-23-5 packages).
- How does the enable pin function on the TPS70933DRVR? The enable pin allows the device to be enabled or disabled; when disabled, the shutdown current is 150 nA).
- What is the output voltage accuracy of the TPS70933DRVR? The output voltage accuracy is −2% to 2% for VOUT < 3.3 V and −1% to 1% for VOUT ≥ 3.3 V).
- Does the TPS70933DRVR have reverse current protection? Yes, it features reverse current protection to block discharge current from the output into the input).
- What is the operating temperature range of the TPS70933DRVR? The operating temperature range is from −40°C to 125°C).
- What are some typical applications for the TPS70933DRVR? Typical applications include battery-powered devices, always-on systems, portable electronics, and IoT devices).
