OPA2251UA/2K5G4
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Texas Instruments OPA2251UA/2K5G4

Manufacturer No:
OPA2251UA/2K5G4
Manufacturer:
Texas Instruments
Package:
Tape & Reel (TR)
Description:
IC OPAMP GP 2 CIRCUIT 8SOIC
Delivery:
Payment:
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Product Introduction

Overview

The OPA2251UA/2K5G4 is a dual-channel, low-offset voltage operational amplifier manufactured by Texas Instruments. Designed for single-supply micropower applications, this operational amplifier is part of the OPA2251 series and is widely used in precision analog circuits. Its key market positioning is in applications requiring low power consumption, high precision, and reliable performance. The OPA2251UA/2K5G4 is particularly suitable for battery-powered devices, sensor signal conditioning, and portable instrumentation. Its unique selling points include low input offset voltage, low quiescent current, and rail-to-rail output, making it a competitive choice for modern electronic designs.

Key Specifications

ParameterValueUnitNotes
Amplifier TypeLow Offset Voltage Amplifier--
Channels2--
Gain Bandwidth Product (GBP)35kHz-
Slew Rate (SR)0.01V/µs-
Common Mode Rejection Ratio (CMRR)100dB-
Input Bias Current (Ib)20nA-
Input Offset Voltage (Vos)100µV-
Supply Voltage (Max)36V-
Supply Voltage (Min)2.7V-
Quiescent Current76µA-
Operating Temperature Range-40 to +85°C-
ShutdownNo--
PackageSOIC-8-Reel packaging

Key Features

  • Low input offset voltage for high precision applications.
  • Rail-to-rail output for maximum dynamic range.
  • Low quiescent current, ideal for battery-powered devices.
  • Wide supply voltage range (2.7V to 36V) for versatile use.
  • High common mode rejection ratio (CMRR) for noise reduction.

Applications

The OPA2251UA/2K5G4 is widely used in various fields, including industrial automation, consumer electronics, and portable instrumentation. In industrial automation, it is employed for signal conditioning and sensor interfacing due to its precision and low power consumption. In consumer electronics, it is used in audio processing and portable devices. Additionally, its rail-to-rail output and low quiescent current make it suitable for medical devices and battery-powered applications.

Q & A

What is the gain bandwidth product of the OPA2251UA/2K5G4?

The gain bandwidth product is 35 kHz.

Does the OPA2251UA/2K5G4 support shutdown functionality?

No, it does not support shutdown functionality.

What is the input offset voltage of this operational amplifier?

The input offset voltage is 100 µV.

What is the operating temperature range?

The operating temperature range is -40°C to +85°C.

What is the supply voltage range?

The supply voltage range is 2.7V to 36V.

Is the OPA2251UA/2K5G4 suitable for battery-powered devices?

Yes, its low quiescent current makes it ideal for battery-powered applications.

What is the package type of this operational amplifier?

It comes in an SOIC-8 package.

What is the slew rate of the OPA2251UA/2K5G4?

The slew rate is 0.01 V/µs.

Can this operational amplifier be used in audio applications?

Yes, its rail-to-rail output and low noise make it suitable for audio processing.

What is the input bias current of the OPA2251UA/2K5G4?

The input bias current is 20 nA.

Product Attributes

Amplifier Type:General Purpose
Number of Circuits:2
Output Type:Rail-to-Rail
Slew Rate:0.01V/µs
Gain Bandwidth Product:35 kHz
-3db Bandwidth:- 
Current - Input Bias:20 nA
Voltage - Input Offset:100 µV
Current - Supply:27µA (x2 Channels)
Current - Output / Channel:50 mA
Voltage - Supply Span (Min):2.7 V
Voltage - Supply Span (Max):36 V
Operating Temperature:-40°C ~ 85°C
Mounting Type:Surface Mount
Package / Case:8-SOIC (0.154", 3.90mm Width)
Supplier Device Package:8-SOIC
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Similar Products

Part Number OPA2251UA/2K5G4 OPA2241UA/2K5G4
Manufacturer Texas Instruments Texas Instruments
Product Status Obsolete Discontinued at Digi-Key
Amplifier Type General Purpose General Purpose
Number of Circuits 2 2
Output Type Rail-to-Rail Rail-to-Rail
Slew Rate 0.01V/µs 0.01V/µs
Gain Bandwidth Product 35 kHz 35 kHz
-3db Bandwidth - -
Current - Input Bias 20 nA 4 nA
Voltage - Input Offset 100 µV 50 µV
Current - Supply 27µA (x2 Channels) 25µA (x2 Channels)
Current - Output / Channel 50 mA 50 mA
Voltage - Supply Span (Min) 2.7 V 2.7 V
Voltage - Supply Span (Max) 36 V 36 V
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C
Mounting Type Surface Mount Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC 8-SOIC

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