OPA4137U/2K5

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OPA4137U/2K5

IC OPAMP JFET 4 CIRCUIT 14SOIC

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規格

Supplier Texas Instruments
Package Tape & Reel (TR),Cut Tape (CT)
Series MicroAmplifier™
ProductStatus Active
AmplifierType J-FET
NumberofCircuits 4
SlewRate 3.5V/µs
GainBandwidthProduct 1 MHz
Current-InputBias 5 pA
Voltage-InputOffset 1.5 mV
Current-Supply 220µA
Current-Output/Channel 60 mA
Voltage-SupplySpan(Min) 4.5 V
Voltage-SupplySpan(Max) 36 V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 14-SOIC (0.154, 3.90mm Width)

概述

Description

OPA4137U/2K5 is a Texas Instruments precision, low-noise operational amplifier (OP-AMP) in the OPA4137 family. It is intended for accurate amplification with low input offset, low drift, and low bias current, making it suitable for instrumentation, sensor conditioning, transimpedance amplifiers, and audio front-ends. The “U” suffix designates a specific package variant, while “2K5” indicates a particular packaging/temperature option for this device. It is designed for versatile operation across a wide supply range and can be configured for various closed-loop gains, typically with good stability when decoupled and used within its specified limits. For exact electrical characteristics (offset, noise, bandwidth, slew rate, supply range, and stability), consult the TI datasheet and the specific OPA4137U/2K5 variant documentation.

Features

OPA4137U/2K5 features (summary):
- Precision, low-noise operational amplifier
- Very low input offset voltage and drift
- Ultra-low input bias current
- Low input-referred voltage noise
- High gain-bandwidth product with fast slew rate
- Wide supply-voltage range with good PSRR/CMRR
- Stable for closed-loop gains from unity and up
- Strong output drive for connected loads
- Suitable for precision sensors, instrumentation and audio apps
- Available in U package variants (including 2K5 option)

Package

OPA4137U/2K5 uses an 8-pin MSOP package (MSOP-8).

Pinout

- Pin count: 8 pins (dual op-amp in an 8-pin package).
- Function: OPA4137U/2K5 is a dual operational amplifier (two op-amps: A and B) with standard pinout:
- Pin 1: Output A
- Pin 2: Inverting input A
- Pin 3: Non-inverting input A
- Pin 4: V− (negative supply)
- Pin 5: Non-inverting input B
- Pin 6: Inverting input B
- Pin 7: Output B
- Pin 8: V+ (positive supply)

Manufacturer

- Manufacturer: Texas Instruments (TI).
- What kind of company: TI is an American multinational semiconductor company that designs and manufactures analog and mixed-signal integrated circuits (e.g., op-amps, data converters, power management). It is one of the world's largest semiconductor producers and is headquartered in Dallas, Texas.

Application

OPA4137U/2K5 is a precision, low-noise op-amp suitable for:
- Sensor conditioning and instrumentation (strain, RTD, thermocouple)
- Photodiode transimpedance amplifiers
- Bridge-sensor front-ends and instrumentation amps
- DAC/ADC driver buffers and ADC front-ends
- Active filters (low/high/band-pass)
- Audio preamps and buffering
- Servo/control-loop amplifiers in instrumentation systems

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