Texas Instruments

INA168QDBVRQ1  

Current & Power Monitors & Regulators

The INA168QDBVRQ1 is a high-accuracy, low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. It is designed to provide a stable and precise output voltage, even under varying input voltage and load conditions. Here is a detailed description of the INA168QDBVRQ1, including its features and applications:

Description:

The INA168QDBVRQ1 is a precision LDO voltage regulator with an ultra-low dropout voltage and high accuracy. It is available in a small 10-pin WSON package, making it suitable for space-constrained applications. The device features a low quiescent current, which makes it ideal for battery-powered systems.

Features:

1. Ultra-low dropout voltage: The INA168QDBVRQ1 has a dropout voltage as low as 100mV, ensuring stable output voltage even when the input voltage is close to the desired output voltage.
2. High accuracy: The device offers an output voltage accuracy of ±1%, which is essential for applications requiring precise voltage regulation.
3. Low quiescent current: The INA168QDBVRQ1 has a quiescent current of only 2.5µA, making it suitable for battery-powered applications where power consumption is critical.
4. Wide input voltage range: The LDO can operate with input voltages ranging from 1.9V to 5.5V, making it versatile for different power supply requirements.
5. Low output noise: The INA168QDBVRQ1 has a low output noise of 40µV, which is beneficial for applications sensitive to noise.
6. Enable function: The device features an enable function, allowing the user to turn the LDO on or off as needed.
7. Adjustable output voltage: The output voltage can be adjusted using an external resistor divider, providing flexibility in output voltage selection.
8. Thermal shutdown protection: The INA168QDBVRQ1 includes thermal shutdown protection to prevent damage due to overheating.

Applications:

1. Portable electronics: The INA168QDBVRQ1's low quiescent current and low dropout voltage make it ideal for battery-powered devices such as smartphones, tablets, and wearables.
2. Medical devices: The high accuracy and low noise of the INA168QDBVRQ1 make it suitable for use in medical equipment that requires precise voltage regulation.
3. Industrial equipment: The LDO can be used in industrial applications where stable and precise voltage regulation is required, such as in sensors and control systems.
4. Test and measurement equipment: The INA168QDBVRQ1's high accuracy and low noise make it suitable for use in test and measurement equipment that demands precise voltage regulation.
5. IoT devices: The low power consumption and adjustable output voltage make the INA168QDBVRQ1 an excellent choice for IoT devices that require stable power supply.

In summary, the INA168QDBVRQ1 is a high-accuracy, low-dropout linear voltage regulator from Texas Instruments that offers a wide input voltage range, low quiescent current, and adjustable output voltage. It is suitable for a variety of applications, including portable electronics, medical devices, industrial equipment, test and measurement equipment, and IoT devices.

INA168QDBVRQ1 Documents

Download datasheets and manufacturer documentation for INA168QDBVRQ1

Datasheets :

INA138-Q1, INA168-Q1      

HTML Datasheet :

INA138-Q1, INA168-Q1      

PCN Design/Specification :

INA138-Q1/INA168-Q1 27/Jun/2016       INA138-Q1/INA168-Q1 31/Jan/2018