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Precision op amps (Vos<1mV)

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 GBW (typ) (MHz) 10 Features Small Size Slew rate (typ) (V/µs) 1.6 Rail-to-rail In to V-, Out Offset drift (typ) (µV/°C) 0.1 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 Input bias current (max) (pA) 90000 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 GBW (typ) (MHz) 10 Features Small Size Slew rate (typ) (V/µs) 1.6 Rail-to-rail In to V-, Out Offset drift (typ) (µV/°C) 0.1 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 Input bias current (max) (pA) 90000 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
SOIC (D) 8 29.4 mm² 4.9 x 6 SOT-23 (DBV) 5 8.12 mm² 2.9 x 2.8 SOT-SC70 (DCK) 5 4.2 mm² 2 x 2.1
  • 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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Type Title Date
* Data sheet LMV641 10-MHz, 12-V, Low-Power Amplifier datasheet (Rev. D) PDF | HTML 04 Feb 2016
E-book The Signal e-book: A compendium of blog posts on op amp design topics 28 Mar 2017
EVM User's guide 551012875, 551012922 Universal Op Amp Evaluation Boards (SOT-23 and SC-70) (Rev. C) 01 May 2013

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