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TLV2231

ACTIVO

Amplificador operacional simple de 10 V y 2 MHz

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Misma funcionalidad con diferente configuración de pines que el dispositivo comparado
TLV9151 ACTIVO Amplificador operacional simple de baja potencia, de 16 V y 4.5 MHz Rail-to-rail I/O, wider supply range (2.7 V to 16 V), higher GBW (4.5 MHz), lower offset voltage (0.75 mV), lower power (0.56 mA), lower noise (10.8 nV/√Hz)

Detalles del producto

Number of channels 1 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 10 Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 2.7 Rail-to-rail In to V-, Out GBW (typ) (MHz) 2 Slew rate (typ) (V/µs) 1.6 Vos (offset voltage at 25°C) (max) (mV) 3 Iq per channel (typ) (mA) 0.85 Vn at 1 kHz (typ) (nV√Hz) 15 Rating Catalog Operating temperature range (°C) -40 to 85 Offset drift (typ) (µV/°C) 1 Input bias current (max) (pA) 60 CMRR (typ) (dB) 70 Iout (typ) (A) 0.014 Architecture CMOS Input common mode headroom (to negative supply) (typ) (V) -0.3 Input common mode headroom (to positive supply) (typ) (V) -0.8 Output swing headroom (to negative supply) (typ) (V) 0.16 Output swing headroom (to positive supply) (typ) (V) -0.16
Number of channels 1 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 10 Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 2.7 Rail-to-rail In to V-, Out GBW (typ) (MHz) 2 Slew rate (typ) (V/µs) 1.6 Vos (offset voltage at 25°C) (max) (mV) 3 Iq per channel (typ) (mA) 0.85 Vn at 1 kHz (typ) (nV√Hz) 15 Rating Catalog Operating temperature range (°C) -40 to 85 Offset drift (typ) (µV/°C) 1 Input bias current (max) (pA) 60 CMRR (typ) (dB) 70 Iout (typ) (A) 0.014 Architecture CMOS Input common mode headroom (to negative supply) (typ) (V) -0.3 Input common mode headroom (to positive supply) (typ) (V) -0.8 Output swing headroom (to negative supply) (typ) (V) 0.16 Output swing headroom (to positive supply) (typ) (V) -0.16
SOT-23 (DBV) 5 8.12 mm² (2.9 mm × 2.8 mm)
  • Output swing includes both supply rails
  • Low noise: 15nV/√Hz typ at f = 1kHz
  • Low input bias current: 1pA typ
  • Fully specified for single-supply 3V and 5V operation
  • Common-mode input voltage range includes negative rail
  • High gain bandwidth: 2MHz at VDD = 5V with 600Ω load
  • High slew rate: 1.6V/µs at VDD = 5V
  • Wide supply voltage range: 2.7V to 10V
  • Output swing includes both supply rails
  • Low noise: 15nV/√Hz typ at f = 1kHz
  • Low input bias current: 1pA typ
  • Fully specified for single-supply 3V and 5V operation
  • Common-mode input voltage range includes negative rail
  • High gain bandwidth: 2MHz at VDD = 5V with 600Ω load
  • High slew rate: 1.6V/µs at VDD = 5V
  • Wide supply voltage range: 2.7V to 10V

The TLV2231 is a single low-voltage operational amplifier available in the SOT-23 package. The TLV2231 offers 2MHz of bandwidth and 1.6V/µs of slew rate for applications requiring good ac performance. The device exhibits rail-to-rail output performance for increased dynamic range in single- or split-supply applications. The TLV2231 is fully characterized at 3V and 5V and is optimized for low-voltage applications.

The TLV2231, with a high input impedance and low noise, is excellent for small-signal conditioning of high-impedance sources, such as piezoelectric transducers. As a result of the micropower dissipation levels combined with 3V operation, these devices work well in hand-held monitoring and remote-sensing applications. In addition, the rail-to-rail output feature with single- or split-supplies makes this family a great choice when interfacing with analog-to-digital converters (ADCs). The device also drives 600Ω loads for telecom applications.

With a total area of 5.6mm2, the SOT-23 package only requires one-third the board space of the standard 8-pin SOIC package. This ultra-small package allows designers to place single amplifiers very close to the signal source, and minimizes noise pick-up from long printed circuit board (PCB) traces. TI also takes special care to provide a pinout that is optimized for board layout (see the following figure). Both inputs are separated by ground to prevent coupling or leakage paths. The OUT and IN– pins are on the same end of the board to provide negative feedback. Finally, gain setting resistors and the decoupling capacitor are easily placed around the package.

The TLV2231 is a single low-voltage operational amplifier available in the SOT-23 package. The TLV2231 offers 2MHz of bandwidth and 1.6V/µs of slew rate for applications requiring good ac performance. The device exhibits rail-to-rail output performance for increased dynamic range in single- or split-supply applications. The TLV2231 is fully characterized at 3V and 5V and is optimized for low-voltage applications.

The TLV2231, with a high input impedance and low noise, is excellent for small-signal conditioning of high-impedance sources, such as piezoelectric transducers. As a result of the micropower dissipation levels combined with 3V operation, these devices work well in hand-held monitoring and remote-sensing applications. In addition, the rail-to-rail output feature with single- or split-supplies makes this family a great choice when interfacing with analog-to-digital converters (ADCs). The device also drives 600Ω loads for telecom applications.

With a total area of 5.6mm2, the SOT-23 package only requires one-third the board space of the standard 8-pin SOIC package. This ultra-small package allows designers to place single amplifiers very close to the signal source, and minimizes noise pick-up from long printed circuit board (PCB) traces. TI also takes special care to provide a pinout that is optimized for board layout (see the following figure). Both inputs are separated by ground to prevent coupling or leakage paths. The OUT and IN– pins are on the same end of the board to provide negative feedback. Finally, gain setting resistors and the decoupling capacitor are easily placed around the package.

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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 TLV2231 Advanced, Rail-to-Rail, Low-Power, Single, LinCMOS™ Operational Amplifier datasheet (Rev. E) PDF | HTML 29/07/2025
Nota sobre la aplicación Conditioning a Switch-mode Power Supply Current Signal Using TI Op Amps (Rev. A) PDF | HTML 11/06/2021
Libro electrónico The Signal e-book: A compendium of blog posts on op amp design topics PDF | HTML 28/03/2017
Nota sobre la aplicación Use of Rail-to-Rail Operational Amplifiers (Rev. A) 22/12/1999

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