LMV641

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Amplificador de baja potencia de 10 MHz y 12 V

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Hoja de datos

document-pdfAcrobat LMV641 10-MHz, 12-V, Low-Power Amplifier datasheet (Rev. D) (Inglés) PDF | HTML

LMV641

ACTIVO

Hoja de datos

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Detalles del producto

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, V_OS 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, V_OS 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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Documentación técnica

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Documentación principal	Tipo	Título	Opciones de formato	Descargar la versión más reciente en inglés	Fecha
*	Hoja de datos	LMV641 10-MHz, 12-V, Low-Power Amplifier datasheet (Rev. D)	PDF \| HTML		4/02/2016
	Libro electrónico	The Signal e-book: A compendium of blog posts on op amp design topics	PDF \| HTML		28/03/2017

Diseño y desarrollo

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Placa de evaluación

AMP-PDK-EVM — Módulo de evaluación del kit de desarrollo del rendimiento del amplificador

El kit de desarrollo del rendimiento (PDK) del amplificador es un kit de módulo de evaluación (EVM) para probar los parámetros comunes del amplificador operacional y es compatible con la mayoría de los amplificadores operacionales y comparadores. El kit de EVM ofrece una placa principal con varias (...)

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