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LM4818

ACTIVO

Amplificador de audio mono de Clase AB, entrada analógica y 350 mW, con modo apagado

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LM4818

ACTIVO
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Detalles del producto

Audio input type Analog Input Architecture Class-AB Speaker channels (max) Mono Rating Catalog Power stage supply (max) (V) 5.5 Power stage supply (min) (V) 2 Load (min) (Ω) 8 Output power (W) 0.35 THD + N at 1 kHz (%) 1 Iq (typ) (mA) 1.5 Control interface Hardware Closed/open loop Open Analog supply (min) (V) 2 Analog supply voltage (max) (V) 5.5 Operating temperature range (°C) -40 to 85
Audio input type Analog Input Architecture Class-AB Speaker channels (max) Mono Rating Catalog Power stage supply (max) (V) 5.5 Power stage supply (min) (V) 2 Load (min) (Ω) 8 Output power (W) 0.35 THD + N at 1 kHz (%) 1 Iq (typ) (mA) 1.5 Control interface Hardware Closed/open loop Open Analog supply (min) (V) 2 Analog supply voltage (max) (V) 5.5 Operating temperature range (°C) -40 to 85
SOIC (D) 8 29.4 mm² 4.9 x 6
  • SOIC Surface Mount Packaging.
  • Switch On/Off Click Suppression.
  • Unity-Gain Stable.
  • Minimum External Components.

Key Specifications

  • THD+N at 1kHz, 350mW Continuous Average Output Power into 16Ω 10% (max)
  • THD+N at 1kHz, 300mW Continuous Average Output Power into 8Ω 10% (max)
  • Shutdown Current 0.7µA (typ)

All trademarks are the property of their respective owners. Boomer is a trademark of Texas Instruments.

  • SOIC Surface Mount Packaging.
  • Switch On/Off Click Suppression.
  • Unity-Gain Stable.
  • Minimum External Components.

Key Specifications

  • THD+N at 1kHz, 350mW Continuous Average Output Power into 16Ω 10% (max)
  • THD+N at 1kHz, 300mW Continuous Average Output Power into 8Ω 10% (max)
  • Shutdown Current 0.7µA (typ)

All trademarks are the property of their respective owners. Boomer is a trademark of Texas Instruments.

The LM4818 is a mono bridged power amplifier that is capable of delivering 350mWRMS output power into a 16Ω load or 300mWRMS output power into an 8Ω load with 10% THD+N from a 5V power supply.

The LM4818 Boomer audio power amplifier is designed specifically to provide high quality output power and minimize PCB area with surface mount packaging and a minimal amount of external components. Since the LM4818 does not require output coupling capacitors, bootstrap capacitors or snubber networks, it is optimally suited for low-power portable applications.

The closed loop response of the unity-gain stable LM4818 can be configured using external gain-setting resistors. The device is available in SOIC package type to suit various applications.

The LM4818 is a mono bridged power amplifier that is capable of delivering 350mWRMS output power into a 16Ω load or 300mWRMS output power into an 8Ω load with 10% THD+N from a 5V power supply.

The LM4818 Boomer audio power amplifier is designed specifically to provide high quality output power and minimize PCB area with surface mount packaging and a minimal amount of external components. Since the LM4818 does not require output coupling capacitors, bootstrap capacitors or snubber networks, it is optimally suited for low-power portable applications.

The closed loop response of the unity-gain stable LM4818 can be configured using external gain-setting resistors. The device is available in SOIC package type to suit various applications.
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Documentación técnica

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* Data sheet LM4818  350mW Audio Power Amplifier with Shutdown Mode datasheet (Rev. B) 01 may 2013

Diseño y desarrollo

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PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
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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

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