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LMV641

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10 MHz, 12V, Low Power Amplifier

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Data sheet

LMV641

ACTIVE
Data sheet Order now

Product details

Number of channels 1 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 12 Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 2.7 Vos (offset voltage at 25°C) (max) (mV) 0.5 Offset drift (typ) (µV/°C) 0.1 Input bias current (max) (pA) 90000 GBW (typ) (MHz) 10 Features Small Size Slew rate (typ) (V/µs) 1.6 Rail-to-rail In to V-, Out Iq per channel (typ) (mA) 0.158 Vn at 1 kHz (typ) (nV√Hz) 14 CMRR (typ) (dB) 120 Rating Catalog Operating temperature range (°C) -40 to 125 Iout (typ) (A) 0.026 Architecture Bipolar Input common mode headroom (to negative supply) (typ) (V) 0 Input common mode headroom (to positive supply) (typ) (V) -0.9 Output swing headroom (to negative supply) (typ) (V) 0.032 Output swing headroom (to positive supply) (typ) (V) -0.037 THD + N at 1 kHz (typ) (%) 0.002
Number of channels 1 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 12 Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 2.7 Vos (offset voltage at 25°C) (max) (mV) 0.5 Offset drift (typ) (µV/°C) 0.1 Input bias current (max) (pA) 90000 GBW (typ) (MHz) 10 Features Small Size Slew rate (typ) (V/µs) 1.6 Rail-to-rail In to V-, Out Iq per channel (typ) (mA) 0.158 Vn at 1 kHz (typ) (nV√Hz) 14 CMRR (typ) (dB) 120 Rating Catalog Operating temperature range (°C) -40 to 125 Iout (typ) (A) 0.026 Architecture Bipolar Input common mode headroom (to negative supply) (typ) (V) 0 Input common mode headroom (to positive supply) (typ) (V) -0.9 Output swing headroom (to negative supply) (typ) (V) 0.032 Output swing headroom (to positive supply) (typ) (V) -0.037 THD + N at 1 kHz (typ) (%) 0.002
SOT-SC70 (DCK) 5 4.2 mm² (2 mm × 2.1 mm) SOT-23 (DBV) 5 8.12 mm² (2.9 mm × 2.8 mm) SOIC (D) 8 29.4 mm² (4.9 mm × 6 mm)
  • Specified for 2.7-V, and ±5-V Performance
  • Low Power Supply Current: 138 µA
  • High Unity Gain Bandwidth: 10 MHz
  • Max Input Offset Voltage: 500 µV
  • CMRR: 120 dB
  • PSRR: 105 dB
  • Input Referred Voltage Noise: 14 nV/√Hz
  • 1/f Corner Frequency: 4 Hz
  • Output Swing With 2-kΩ Load 40 mV from Rail
  • Total Harmonic Distortion: 0.002% at 1 kHz, 2 kΩ
  • Temperature Range –40°C to 125°C
  • Specified for 2.7-V, and ±5-V Performance
  • Low Power Supply Current: 138 µA
  • High Unity Gain Bandwidth: 10 MHz
  • Max Input Offset Voltage: 500 µV
  • CMRR: 120 dB
  • PSRR: 105 dB
  • Input Referred Voltage Noise: 14 nV/√Hz
  • 1/f Corner Frequency: 4 Hz
  • Output Swing With 2-kΩ Load 40 mV from Rail
  • Total Harmonic Distortion: 0.002% at 1 kHz, 2 kΩ
  • Temperature Range –40°C to 125°C

The LMV641 is a low-power, wide-bandwidth operational amplifier with an extended power supply voltage range of 2.7 V to 12 V.

The device features 10 MHz of gain bandwidth product with unity gain stability on a typical supply current of 138 µA. Other key specifications are a PSRR of 105 dB, CMRR of 120 dB, VOS of 500 µV, input referred voltage noise of 14 nV/√Hz, and a THD of 0.002%. This amplifier has a rail-to-rail output stage and a common mode input voltage, which includes the negative supply.

The LMV641 device operates over a temperature range of –40°C to +125°C and is offered in the board-space-saving 5-Pin SC70, SOT-23, and 8-Pin SOIC packages.

The LMV641 is a low-power, wide-bandwidth operational amplifier with an extended power supply voltage range of 2.7 V to 12 V.

The device features 10 MHz of gain bandwidth product with unity gain stability on a typical supply current of 138 µA. Other key specifications are a PSRR of 105 dB, CMRR of 120 dB, VOS of 500 µV, input referred voltage noise of 14 nV/√Hz, and a THD of 0.002%. This amplifier has a rail-to-rail output stage and a common mode input voltage, which includes the negative supply.

The LMV641 device operates over a temperature range of –40°C to +125°C and is offered in the board-space-saving 5-Pin SC70, SOT-23, and 8-Pin SOIC packages.
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Technical documentation

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Top documentation Type Title Format options Date
* Data sheet LMV641 10-MHz, 12-V, Low-Power Amplifier datasheet (Rev. D) PDF | HTML Feb 4, 2016
E-book The Signal e-book: A compendium of blog posts on op amp design topics PDF | HTML Mar 28, 2017

Design & development

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Evaluation board

AMP-PDK-EVM — Amplifier performance development kit evaluation module

The amplifier performance development kit (PDK) is an evaluation module (EVM) kit to test common operational amplifier (op amp) parameters and is compatible with most op amps and comparators. The EVM kit offers a main board with several socketed daughtercard options to fit package needs, allowing (...)

User guide: PDF | HTML
Supported products & hardware
Simulation model

LMV641 PSpice Model (Rev. D)

SNOM063D.ZIP (30 KB) - PSpice model
Supported products & hardware
Simulation model

LMV641 TINA-TI Reference Design (Rev. B)

SNOM659B (305 KB) - TINA-TI reference design
Supported products & hardware
Simulation model

LMV641 TINA-TI Spice Model (Rev. B)

SNOM658B.ZIP (11 KB) - TINA-TI Spice model
Supported products & hardware
Calculation tool

OPAMP-NOISECALC — Noise Calculator

This folder contains three tools to help in understandning and managing noise in cicuits. The included tools are:

  • A noise generator tool - This is a Lab View 4-Run Time executable that generates Gaussian white noise, uniform white noise, 1/f noise, short noise, and 60Hz line noise. Temporal data, (...)
Supported products & hardware
Package Pins CAD symbols, footprints & 3D models
SOT-SC70 (DCK) 5 Ultra Librarian
SOT-23 (DBV) 5 Ultra Librarian
SOIC (D) 8 Ultra Librarian
TI's Standard Terms and Conditions for Evaluation Items apply.

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