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INA293B3QDBVRQ1

Name: INA293B3QDBVRQ1
Rating: 4.7 (12 reviews)

IC CURR SENSE 1 CIRCUIT SOT23-5

제조업체
Mfr.부분 #INA293B3QDBVRQ1
패키지 SOT-23 (DBV)-5
데이터시트 INA293B3QDBVRQ1 DataSheet
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사양

Package	Tape & Reel (TR),Cut Tape (CT)
Series	Automotive, AEC-Q100
ProductStatus	Active
AmplifierType	Current Sense
NumberofCircuits	1
SlewRate	2.5V/µs
-3dbBandwidth	1 MHz
Current-InputBias	20 µA
Voltage-InputOffset	10 µV
Current-Supply	1.5mA
Voltage-SupplySpan(Min)	2.7 V
Voltage-SupplySpan(Max)	20 V
OperatingTemperature	-40°C ~ 125°C (TA)
MountingType	Surface Mount
Package/Case	SC-74A, SOT-753

개요

Description

The INA293B3QDBVRQ1 is a precision, low-input offset voltage instrumentation amplifier designed for automotive and industrial applications. It features a high common-mode rejection ratio (CMRR) and low noise, making it suitable for accurate low-level signal amplification. The device operates within a wide supply voltage range, typically from 2.7V to 5.5V, and can handle a variety of input signal levels.
Key specifications include a gain configuration that can be set via external resistors, a low total harmonic distortion (THD), and excellent linearity. The INA293B3QDBVRQ1 is housed in a compact 3×3 mm VQFN package, allowing for easy integration into space-constrained applications.
Its robustness against harsh environments makes it ideal for automotive sensor applications, such as battery management systems and current sensing, ensuring reliable performance under varying conditions. Overall, the INA293B3QDBVRQ1 is a reliable choice for applications requiring precise signal amplification and high accuracy.

Features

The INA293B3QDBVRQ1 is a precision current sensing amplifier designed for automotive applications. Key features include:
1. High Common-Mode Voltage Range: Supports up to 36V, allowing for high-voltage applications.
2. Low Offset Voltage: Provides accurate measurements with minimal error.
3. Gain Configuration: Fixed gain of 100 V/V, ideal for current sensing applications.
4. Rail-to-Rail Output: Ensures maximum output swing for improved dynamic range.
5. Low Supply Current: Power-efficient design, suitable for battery-powered applications.
6. Temperature Range: Qualified for automotive use, operating from -40°C to +125°C.
7. High Bandwidth: Fast response times enable tracking of high-frequency current changes.
8. Integrated Protection Features: Designed to withstand harsh automotive environments.
Overall, the INA293B3QDBVRQ1 is optimized for accurate current sensing in demanding applications, combining precision, reliability, and robustness.

Package

The INA293B3QDBVRQ1 is packaged in a VSSOP (Very Thin Shrink Small Outline Package) with a 3mm x 3mm footprint. It features a 10-pin configuration, designed for applications requiring compact size and efficient thermal performance.

Pinout

The INA293B3QDBVRQ1 is a precision current sense amplifier from Texas Instruments. It has a pin count of 5. The pin functions are as follows:
1. V+ (Positive Supply Voltage): Connects to the positive power supply.
2. V- (Negative Supply Voltage): Connects to the ground or negative supply voltage.
3. IN+ (Positive Input): This pin is connected to the positive side of the current shunt resistor.
4. IN- (Negative Input): This pin is connected to the negative side of the current shunt resistor.
5. OUT (Output): This pin outputs the amplified voltage signal proportional to the current flowing through the shunt resistor.
The INA293B3QDBVRQ1 is designed for applications requiring high accuracy and low offset voltage in current sensing.

Manufacturer

The INA293B3QDBVRQ1 is manufactured by Texas Instruments, Inc. Texas Instruments is a multinational semiconductor company based in Dallas, Texas. It specializes in designing and manufacturing a wide range of electronic components, including analog and digital ICs (integrated circuits), microcontrollers, and embedded processors. The company is known for its innovations in the field of analog electronics and is a key player in the automotive, industrial, and consumer electronics markets. Texas Instruments also focuses heavily on research and development to advance technologies in areas such as power management, signal processing, and sensor integration.

Equivalent

The INA293B3QDBVRQ1 is an automotive-grade current sense amplifier. Equivalent products include:
1. INA190A3 (Texas Instruments)
2. INA181 (Texas Instruments)
3. MAX471 (Maxim Integrated)
4. LTC6101 (Analog Devices)
5. MCP6A2 (Microchip Technology)
Ensure to check specifications for voltage range, gain, and package compatibility before replacement.