Texas Instruments

LM321LVIDBVR

The LM321LVIDBVR is a low-power, low-voltage, positive linear voltage regulator integrated circuit (IC) manufactured by Texas Instruments. It is designed to provide a stable and reliable voltage output for various applications.

Description:

The LM321LVIDBVR is a member of the LM321 family of voltage regulators, which are known for their low quiescent current and low dropout voltage characteristics. The LM321LVIDBVR is available in a small-outline, wide-body (SO-8W) package, making it suitable for space-constrained applications.

Features:

1. Low quiescent current: The LM321LVIDBVR has a very low quiescent current of 70µA, which makes it ideal for battery-powered applications where power consumption is critical.
2. Low dropout voltage: The dropout voltage of the LM321LVIDBVR is typically 1.8V at a 1A output current, ensuring that it can provide a stable output voltage even under low input voltage conditions.
3. Wide input voltage range: The LM321LVIDBVR can operate with an input voltage range of 4V to 40V, making it suitable for a wide range of applications.
4. Internal current limit and thermal shutdown: The LM321LVIDBVR features an internal current limit and thermal shutdown protection to prevent damage in the event of an overload or overheating.
5. Adjustable output voltage: The output voltage of the LM321LVIDBVR can be adjusted using external resistors, allowing for customization to specific application requirements.

Applications:

1. Battery-powered systems: Due to its low quiescent current, the LM321LVIDBVR is well-suited for use in battery-powered applications, such as portable electronics, wireless devices, and remote sensors.
2. Voltage regulation in low-power systems: The LM321LVIDBVR can be used to provide a stable voltage output for low-power systems, such as IoT devices, microcontrollers, and other embedded systems.
3. Industrial control systems: The LM321LVIDBVR can be used in industrial control systems to provide a stable voltage supply for various components, such as sensors, actuators, and microcontrollers.
4. Test and measurement equipment: The LM321LVIDBVR can be used in test and measurement equipment to provide a stable and adjustable voltage supply for testing and characterizing electronic components.
5. Automotive applications: The LM321LVIDBVR can be used in automotive applications, such as infotainment systems, sensor interfaces, and power management circuits.

In summary, the LM321LVIDBVR is a low-power, low-voltage, positive linear voltage regulator IC 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 battery-powered systems, low-power electronics, industrial control systems, test and measurement equipment, and automotive applications.