Texas Instruments

REF5040AQDRQ1  

Voltage References

The REF5040AQDRQ1 is a precision voltage reference integrated circuit (IC) manufactured by Texas Instruments. It is designed to provide a stable and accurate voltage reference for various applications.

Description:

The REF5040AQDRQ1 is a low-dropout (LDO) voltage reference with an output voltage of 5V. It is available in a compact 10-lead MSOP package. The device has a wide operating temperature range of -40°C to +125°C, making it suitable for use in harsh environments.

Features:

1. Low temperature coefficient: The REF5040AQDRQ1 has a low temperature coefficient of 5 ppm/°C, ensuring stable output voltage over a wide temperature range.
2. Low input voltage range: The device can operate with an input voltage as low as 2.5V, making it suitable for applications with limited power supply voltage.
3. Low dropout voltage: The REF5040AQDRQ1 has a low dropout voltage of 250mV, allowing it to maintain a stable output voltage even under low input voltage conditions.
4. High output current capability: The device can supply an output current of up to 100mA, making it suitable for driving high current loads.
5. Low quiescent current: The REF5040AQDRQ1 has a low quiescent current of 65µA, which helps to minimize power consumption in battery-powered applications.
6. Precision output voltage: The device provides a precision output voltage of ±1%, ensuring accurate voltage regulation.

Applications:

The REF5040AQDRQ1 is suitable for a wide range of applications that require a stable and accurate voltage reference. Some of the potential applications include:

1. Industrial control systems: The REF5040AQDRQ1 can be used to provide a stable voltage reference for microcontrollers and other digital circuits in industrial control systems.
2. Medical equipment: The device's low temperature coefficient and high precision make it suitable for use in medical equipment that requires stable voltage regulation.
3. Automotive systems: The REF5040AQDRQ1's wide operating temperature range and low quiescent current make it suitable for use in automotive systems, such as engine control modules and infotainment systems.
4. Battery-powered devices: The low quiescent current of the REF5040AQDRQ1 makes it an ideal choice for battery-powered devices, such as portable electronics and wireless communication devices.
5. Power supply circuits: The device can be used as a voltage reference in power supply circuits, such as linear regulators and switching regulators, to ensure accurate voltage regulation.

In summary, the REF5040AQDRQ1 is a precision voltage reference IC from Texas Instruments that offers a stable and accurate voltage reference with a wide operating temperature range, low dropout voltage, and low quiescent current. It is suitable for various applications, including industrial control systems, medical equipment, automotive systems, battery-powered devices, and power supply circuits.

REF5040AQDRQ1 Documents

Download datasheets and manufacturer documentation for REF5040AQDRQ1

Images :

Mechanical Outline Drawing       Function Diagram      

PCN :

Product Change Notification (PDF)      

Models :

REF5040AQDRQ1 Symbol & Footprint by SnapMagic      

Application Notes :

REF50xxA-Q1 Functional Safety FIT Rate and Failure Mode Distribution