OPA2131UA/2K5

$4.31

Description：IC OPAMP JFET 2 CIRCUIT 8SOIC
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:03e535c56e8b Category: Instrumentation, Op Amps, Buffer Amps Brand: Texas Instruments

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Product introduction

OPA2131UA/2K5 is listed in the Instrumentation, Op Amps, Buffer Amps range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC OPAMP JFET 2 CIRCUIT 8SOIC. Review the specifications below when checking this part for your BOM.

Instrumentation, Op Amps, Buffer Amps specifications for OPA2131UA/2K5

Description：IC OPAMP JFET 2 CIRCUIT 8SOIC
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Amplifier Type：J-FET
Number of Circuits：2
Output Type：-
Slew Rate：10V/µs
Gain Bandwidth Product：4 MHz
Current - Input Bias：5 pA
Voltage - Input Offset：200 µV
Current - Supply：1.5mA (x2 Channels)
Current - Output / Channel：25 mA
Voltage - Supply Span (Min)：9 V
Voltage - Supply Span (Max)：36 V
Operating Temperature：-40°C ~ 85°C
Grade：-
Qualification：-
Mounting Type：Surface Mount
Package / Case：8-SOIC (0.154", 3.90mm Width)
Supplier Device Package：8-SOIC
-3db Bandwidth：-

Instrumentation, Op Amps, Buffer Amps datasheet and documents for OPA2131UA/2K5

OPA2131UA/2K5

Instrumentation, Op Amps, Buffer Amps Overview

The OPA2131UA/2K5 is a dual low-noise JFET-input operational amplifier manufactured by Texas Instruments. It features a gain-bandwidth product of 8 MHz and a slew rate of 10 V/us. The device operates with supply voltages ranging from ±4.5 V to ±18 V. Input offset voltage is typically 1 mV, with input bias current at 10 pA. Voltage noise density is 9 nV/sqrt Hz. It is housed in an 8-pin SOIC package.

Instrumentation, Op Amps, Buffer Amps Feature Summary

JFET input stage for low noise performance
Dual channel configuration
Low input offset voltage
Wide supply voltage range

Instrumentation, Op Amps, Buffer Amps Applications

Audio preamplifiers
Precision signal conditioning
Instrumentation circuits

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific suffix /2K5 indicates tape and reel packaging when ordering. Confirm the manufacturer part number matches exactly to ensure correct package type and quantity per reel. Check RoHS compliance status on the official datasheet before integration into production designs.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component for applications requiring low noise and high precision with JFET inputs. Compare against OPA2134 for audio-specific needs or OPA2137 for lower cost options. Ensure the 8 MHz bandwidth meets the signal frequency requirements of the target circuit design.

Instrumentation, Op Amps, Buffer Amps Part Context

This part belongs to the OPA213x family of low-noise operational amplifiers. It shares architectural similarities with OPA2134 but differs in optimization targets. The UA variant denotes the plastic SOIC package suitable for surface mount assembly processes.