Texas Instruments

TPS7B8133DGNR

The TPS7B8133DGNR is a low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. It is designed to provide a stable and reliable voltage output for a wide range of applications.

Description:

The TPS7B8133DGNR is a low-dropout linear voltage regulator with an input voltage range of 2.5V to 5.5V and an output voltage range of 1.2V to 3.3V. It has a very low dropout voltage of 300mV at maximum load, which makes it suitable for use in battery-powered applications where minimizing power consumption is critical.

Features:

1. Low dropout voltage: The TPS7B8133DGNR has a low dropout voltage of 300mV at maximum load, which allows it to maintain a stable output voltage even when the input voltage is close to the output voltage.
2. High PSRR: The regulator has a high power supply rejection ratio (PSRR) of 80dB at 1kHz, which helps to minimize the impact of input voltage noise on the output voltage.
3. Low quiescent current: The TPS7B8133DGNR has a low quiescent current of 5.5µA, which helps to minimize power consumption in battery-powered applications.
4. Adjustable output voltage: The output voltage can be adjusted using an external resistor divider, allowing for flexibility in system design.
5. Small package size: The regulator is available in a small DFN10 package, which helps to save space on the printed circuit board (PCB).

Applications:

The TPS7B8133DGNR is suitable for a wide range of applications, including:

1. Portable electronics: The low dropout voltage and low quiescent current make it ideal for use in battery-powered devices such as smartphones, tablets, and wearable devices.
2. IoT devices: The regulator's low power consumption and small package size make it well-suited for use in Internet of Things (IoT) devices, where space and power efficiency are critical.
3. Medical devices: The TPS7B8133DGNR can be used in medical devices that require a stable and reliable voltage supply, such as hearing aids and portable medical instruments.
4. Industrial control systems: The regulator's high PSRR and low dropout voltage make it suitable for use in industrial control systems where stable voltage regulation is important.

In summary, the TPS7B8133DGNR is a low-dropout linear voltage regulator with a wide input voltage range and adjustable output voltage. Its low quiescent current and small package size make it suitable for use in a variety of applications, including portable electronics, IoT devices, medical devices, and industrial control systems.