OPA379AIDBVT

Name: OPA379AIDBVT
Brand: Texas Instruments
Rating: 4.5 (10 reviews)
Author: Lisleapex

Op Amp Single Low Power Amplifier R-R I/O 5.5V 5-Pin SOT-23 T/R

6,433 Effective Inventory

OPA379AIDBVT

Effective Inventory6,433

Op Amp Single Low Power Amplifier R-R I/O 5.5V 5-Pin SOT-23 T/R

Manufacturer Part # : OPA379AIDBVT
Package/Case: SOT23-5
Brand: Texas Instruments
Product Categories : Instrumentation, OP Amps, Buffer Amps
Series : OPA379

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OPA379AIDBVT DataSheet

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OPA379AIDBVT Details

The OPA379AIDBVT is a precision operational amplifier from Texas Instruments, known for its high accuracy and low offset voltage. This amplifier is designed for precision analog signal processing in a variety of applications. It offers a wide supply voltage range and low noise, making it suitable for sensor interfacing, data acquisition, and instrumentation systems.

Pinout

1 (OUT): Output
2 (IN-): Inverting Input
3 (IN+): Non-Inverting Input
4 (V-): Negative Power Supply
5 (V+): Positive Power Supply

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

High Precision: Provides high accuracy and low offset voltage for precise signal amplification.
Wide Supply Voltage Range: Operates over a wide range of supply voltages for versatile use.
Low Noise: Designed for low noise operation, ideal for sensitive analog signal applications.
Unity-Gain Stable: Ensures stability at unity gain configuration for various feedback applications.
Small Package: Housed in a compact DBV package for space-constrained designs.

Application

Sensor Interfacing: Suitable for interfacing with sensors requiring precise signal conditioning.
Data Acquisition: Used in data acquisition systems for accurate signal amplification and conversion.
Instrumentation: Ideal for instrumentation and measurement systems demanding high precision.

Where to Use

The OPA379AIDBVT is recommended for applications that require high precision signal amplification, such as sensor interfaces, data acquisition systems, and instrumentation setups. Its versatility and accuracy make it a valuable component in various analog circuits.

How to Use

Connect the OPA379AIDBVT to your circuit by wiring the input and power supply pins as per your configuration. Ensure proper decoupling capacitors for stable operation and consider noise minimization techniques for optimal performance. For specific details on configuration and usage, consult the datasheet.

Application Circuit

The application circuit diagram for the OPA379AIDBVT demonstrates how to integrate the operational amplifier into your analog circuitry. It includes connections for power supplies, input signals, and appropriate feedback components for desired signal processing.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Equivalents

OPA333: A similar precision operational amplifier offering comparable performance and features.
LT1492: An alternative high precision amplifier with similar specifications.

Complementary

The OPA379AIDBVT can be paired with the OPA376 for dual-channel precision signal amplification or with the OPA380 for higher bandwidth requirements. Choosing complementary amplifiers that match your system's needs ensures optimal performance and compatibility.

Frequently Asked Questions

Q: What is the bandwidth of the OPA379AIDBVT?

A: The OPA379AIDBVT offers a bandwidth suitable for precision signal processing applications. Refer to the datasheet for specific details and limitations.

Q: Is the OPA379AIDBVT unity-gain stable?

A: Yes, the OPA379AIDBVT is unity-gain stable, ensuring stability in various feedback configurations including unity gain for buffer applications.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Number of channels	1	Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V)	5.5
Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V)	1.8	Rail-to-rail	In, Out
GBW (typ) (MHz)	0.09	Slew rate (typ) (V/µs)	0.03
Vos (offset voltage at 25°C) (max) (mV)	1.5	Iq per channel (typ) (mA)	0.0029
Vn at 1 kHz (typ) (nV√Hz)	80	Rating	Catalog
Operating temperature range (°C)	-40 to 125	Offset drift (typ) (µV/°C)	2.7
Features	EMI Hardened	Input bias current (max) (pA)	50
CMRR (typ) (dB)	100	Iout (typ) (A)	0.005
Architecture	CMOS	Input common mode headroom (to negative supply) (typ) (V)	0.0055
Input common mode headroom (to positive supply) (typ) (V)	0.0029	Output swing headroom (to negative supply) (typ) (V)	0.005
Output swing headroom (to positive supply) (typ) (V)	-0.005

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification OPA379AIDBVT PDF Download

FAQs

What is OPA379AIDBVT?

The OPA379AIDBVT is a high-precision, low-power, CMOS operational amplifier manufactured by Texas Instruments. It is designed for applications requiring high precision, low input bias current, and low offset voltage, such as portable instrumentation, sensor interfaces, and data acquisition systems.

How Does OPA379AIDBVT Work?

The OPA379AIDBVT operates as a precision operational amplifier with low offset voltage and low input bias current. It provides accurate amplification of input signals with low power consumption, making it suitable for battery-powered and low-voltage applications. The amplifier features a rail-to-rail input and output, allowing for maximum signal swing even at low supply voltages.

How Many Pins does OPA379AIDBVT have and What are the Functions of the Pinout Configuration?

The OPA379AIDBVT is housed in a 5-pin SOT-23 (Small Outline Transistor) package. The pinout configuration includes:

V+: Positive power supply pin.
V-: Negative power supply pin.
OUT: Output pin.
-IN: Inverting input pin.
+IN: Non-inverting input pin.

What are the Pros and Cons of OPA379AIDBVT?

Pros:

Low Power Consumption: Operates with very low power, making it suitable for battery-operated devices.
Precision: Provides low offset voltage and low drift, ensuring accurate signal amplification.
Rail-to-Rail Input and Output: Maximizes signal swing, enhancing dynamic range.
Compact Package: The 5-pin SOT-23 package is space-efficient, suitable for compact designs.

Cons:

Single Channel: As a single operational amplifier, it is not suitable for applications requiring multiple amplifier channels.
External Components: May require additional external components for certain applications to optimize performance.

Are There Any Equivalents/Alternatives to OPA379AIDBVT for Recommendation?

The OPA333 from Texas Instruments is a similar low-power, precision operational amplifier.
Alternatives to the OPA379AIDBVT include the MCP601 from Microchip Technology and the MAX4239 from Maxim Integrated.