Texas Instruments

INA293A3QDBVRQ1  

OP Amps, Buffer Amps ICs

INA293A3QDBVRQ1 Description

The INA273A3QDBVRQ1 is a high-performance, automotive-grade current sense amplifier from Texas Instruments. This device is designed for applications requiring precise current monitoring and control. The INA273A3QDBVRQ1 features a single current sense circuit in a compact SOT23-5 package, making it ideal for space-constrained designs.

INA273A3QDBVRQ1 Features

• Voltage - Supply Span (2.7V to 20V): The INA273A3QDBVRQ1 operates over a wide supply voltage range, ensuring compatibility with various power sources.
• Current - Input Bias (20 µA): Low input bias current minimizes the impact on the monitored current, providing accurate measurements.
• -3dB Bandwidth (1 MHz): High bandwidth enables fast response times, making the INA273A3QDBVRQ1 suitable for high-speed applications.
• Slew Rate (2.5V/µs): The high slew rate ensures fast output voltage changes, improving transient response.
• Voltage - Input Offset (10 µV): Low input offset voltage contributes to high accuracy in current sensing.
• Current - Supply (1.5mA): Low power consumption extends the battery life in portable applications.
• Mounting Type (Surface Mount): The surface mount package is suitable for PCB assembly in modern electronics.
• REACH Status (REACH Unaffected): Compliant with REACH regulations, ensuring environmental safety.
• RoHS Status (ROHS3 Compliant): Compliant with RoHS directives, making it suitable for environmentally conscious designs.
• Moisture Sensitivity Level (MSL 1): Suitable for a wide range of manufacturing and storage conditions.

INA273A3QDBVRQ1 Applications

The INA273A3QDBVRQ1 is ideal for various applications where precise current sensing is critical:

1. Battery Management Systems (BMS): Monitor battery current to ensure optimal performance and prevent over-discharge.
2. Power Supplies: Measure input and output currents for power management and efficiency optimization.
3. Motor Control: Sense motor currents for precise speed and torque control in electric vehicles and industrial automation.
4. LED Lighting: Monitor LED currents to maintain consistent brightness and prevent overheating.

Conclusion of INA273A3QDBVRQ1

The INA273A3QDBVRQ1 from Texas Instruments is a versatile, high-performance current sense amplifier designed for automotive and industrial applications. Its wide supply voltage range, low input bias current, and high bandwidth make it an excellent choice for accurate current monitoring. With its compact SOT23-5 package and low power consumption, the INA273A3QDBVRQ1 is ideal for space-constrained designs. Its compliance with REACH and RoHS regulations ensures environmental safety, making it a responsible choice for green electronics.

INA293A3QDBVRQ1 Documents

Download datasheets and manufacturer documentation for INA293A3QDBVRQ1

Datasheets :

INA293-Q1      

PCN Design/Specification :

INA293-Q1 19/Aug/2022