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LME49860

ACTIVO

Amplificador operacional de audio de 2 canales, 44 V, alta fidelidad y alto rendimiento

Detalles del producto

Number of channels 2 Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 5 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 44 GBW (typ) (MHz) 55 Slew rate (typ) (V/µs) 20 Rail-to-rail No Vos (offset voltage at 25°C) (max) (mV) 0.7 Iq per channel (typ) (mA) 5 Vn at 1 kHz (typ) (nV√Hz) 2.5 THD + N at 1 kHz (typ) (%) 0.00003 Rating Catalog Operating temperature range (°C) -40 to 85 Iout (typ) (A) 0.037 Architecture Voltage FB CMRR (typ) (dB) 120 Input bias current (max) (pA) 200000
Number of channels 2 Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 5 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 44 GBW (typ) (MHz) 55 Slew rate (typ) (V/µs) 20 Rail-to-rail No Vos (offset voltage at 25°C) (max) (mV) 0.7 Iq per channel (typ) (mA) 5 Vn at 1 kHz (typ) (nV√Hz) 2.5 THD + N at 1 kHz (typ) (%) 0.00003 Rating Catalog Operating temperature range (°C) -40 to 85 Iout (typ) (A) 0.037 Architecture Voltage FB CMRR (typ) (dB) 120 Input bias current (max) (pA) 200000
SOIC (D) 8 29.4 mm² 4.9 x 6
  • Easily Drives 600Ω Loads
  • Optimized for Superior Audio Signal Fidelity
  • Output Short Circuit Protection
  • PSRR and CMRR Exceed 120dB (Typ)
  • SOIC or PDIP Packages

Key Specifications

  • Power Supply Voltage Range: ±2.5 to ±22V
  • THD+N (AV = 1, VOUT = 3VRMS, fIN = 1kHz)
    • RL = 2kΩ: 0.00003% (Typ)
    • RL = 600Ω: 0.00003% (Typ)
  • Input Noise Density: 2.7 nV/√Hz (Typ)
  • Slew Rate: ±20V/μs (Typ)
  • Gain Bandwidth Product: 55MHz (Typ)
  • Open Loop Gain (RL = 600Ω): 140dB (Typ)
  • Input Bias Current: 10nA (Typ)
  • Input Offset Voltage: 0.1mV (Typ)
  • DC Gain Linearity Error: 0.000009%

All trademarks are the property of their respective owners.

  • Easily Drives 600Ω Loads
  • Optimized for Superior Audio Signal Fidelity
  • Output Short Circuit Protection
  • PSRR and CMRR Exceed 120dB (Typ)
  • SOIC or PDIP Packages

Key Specifications

  • Power Supply Voltage Range: ±2.5 to ±22V
  • THD+N (AV = 1, VOUT = 3VRMS, fIN = 1kHz)
    • RL = 2kΩ: 0.00003% (Typ)
    • RL = 600Ω: 0.00003% (Typ)
  • Input Noise Density: 2.7 nV/√Hz (Typ)
  • Slew Rate: ±20V/μs (Typ)
  • Gain Bandwidth Product: 55MHz (Typ)
  • Open Loop Gain (RL = 600Ω): 140dB (Typ)
  • Input Bias Current: 10nA (Typ)
  • Input Offset Voltage: 0.1mV (Typ)
  • DC Gain Linearity Error: 0.000009%

All trademarks are the property of their respective owners.

The LME49860 is part of the ultra-low distortion, low noise, high slew rate operational amplifier series optimized and fully specified for high performance, high fidelity applications. Combining advanced leading-edge process technology with state-of-the-art circuit design, the LME49860 audio operational amplifiers deliver superior audio signal amplification for outstanding audio performance. The LME49860 combines extremely low voltage noise density (2.7nV/√Hz) with vanishingly low THD+N (0.00003%) to easily satisfy the most demanding audio applications.

To ensure that the most challenging loads are driven without compromise, the LME49860 has a high slew rate of ±20V/μs and an output current capability of ±26mA. Further, dynamic range is maximized by an output stage that drives 2kΩ loads to within 1V of either power supply voltage and to within 1.4V when driving 600Ω loads.

The LME49860's outstanding CMRR (120dB), PSRR (120dB), and VOS (0.1mV) give the amplifier excellent operational amplifier DC performance.

The LME49860 has a wide supply range of ±2.5V to ±22V. Over this supply range the LME49860 maintains excellent common-mode rejection, power supply rejection, and low input bias current. The LME49860 is unity gain stable. This Audio Operational Amplifier achieves outstanding AC performance while driving complex loads with values as high as 100pF.

The LME49860 is available in 8-lead narrow body SOIC and 8-lead PDIP packages. Demonstration boards are available for each package.

The LME49860 is part of the ultra-low distortion, low noise, high slew rate operational amplifier series optimized and fully specified for high performance, high fidelity applications. Combining advanced leading-edge process technology with state-of-the-art circuit design, the LME49860 audio operational amplifiers deliver superior audio signal amplification for outstanding audio performance. The LME49860 combines extremely low voltage noise density (2.7nV/√Hz) with vanishingly low THD+N (0.00003%) to easily satisfy the most demanding audio applications.

To ensure that the most challenging loads are driven without compromise, the LME49860 has a high slew rate of ±20V/μs and an output current capability of ±26mA. Further, dynamic range is maximized by an output stage that drives 2kΩ loads to within 1V of either power supply voltage and to within 1.4V when driving 600Ω loads.

The LME49860's outstanding CMRR (120dB), PSRR (120dB), and VOS (0.1mV) give the amplifier excellent operational amplifier DC performance.

The LME49860 has a wide supply range of ±2.5V to ±22V. Over this supply range the LME49860 maintains excellent common-mode rejection, power supply rejection, and low input bias current. The LME49860 is unity gain stable. This Audio Operational Amplifier achieves outstanding AC performance while driving complex loads with values as high as 100pF.

The LME49860 is available in 8-lead narrow body SOIC and 8-lead PDIP packages. Demonstration boards are available for each package.

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Documentación técnica

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Tipo Título Fecha
* Data sheet LME49860 44V Dual High Performance, High Fidelity Audio Operational Amplifier datasheet (Rev. C) 05 abr 2013
E-book The Signal e-book: A compendium of blog posts on op amp design topics 28 mar 2017

Diseño y desarrollo

Para conocer los términos adicionales o los recursos necesarios, haga clic en cualquier título de abajo para ver la página de detalles cuando esté disponible.

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Encapsulado Pines Símbolos CAD, huellas y modelos 3D
SOIC (D) 8 Ultra Librarian

Pedidos y calidad

Información incluida:
  • RoHS
  • REACH
  • Marcado del dispositivo
  • Acabado de plomo/material de la bola
  • Clasificación de nivel de sensibilidad a la humedad (MSL) / reflujo máximo
  • Estimaciones de tiempo medio entre fallas (MTBF)/fallas en el tiempo (FIT)
  • Contenido del material
  • Resumen de calificaciones
  • Monitoreo continuo de confiabilidad
Información incluida:
  • Lugar de fabricación
  • Lugar de ensamblaje

Soporte y capacitación

Foros de TI E2E™ con asistencia técnica de los ingenieros de TI

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