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LM4995

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1.3W 立体声、模拟输入 AB 类音频放大器

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数据表

LM4995

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数据表 立即订购

产品详情

Audio input type Analog Input Architecture Class-AB Speaker channels (max) Mono Control interface Hardware Output power (W) 1.3 Power stage supply (max) (V) 5.5 Power stage supply (min) (V) 2.4 THD + N at 1 kHz (%) 0.08 Load (min) (Ω) 8 Analog supply voltage (min) (V) 2.4 Analog supply voltage (max) (V) 5.5 Rating Catalog Operating temperature range (°C) -40 to 85
Audio input type Analog Input Architecture Class-AB Speaker channels (max) Mono Control interface Hardware Output power (W) 1.3 Power stage supply (max) (V) 5.5 Power stage supply (min) (V) 2.4 THD + N at 1 kHz (%) 0.08 Load (min) (Ω) 8 Analog supply voltage (min) (V) 2.4 Analog supply voltage (max) (V) 5.5 Rating Catalog Operating temperature range (°C) -40 to 85
WSON (NGQ) 8 9 mm² (3 mm × 3 mm) DSBGA (YFQ) 9 1.96000000000000028000000000000001 mm² (— mm × — mm)
  • Available in Space-Saving 0.4mm Pitch DSBGA Package
  • Ultra Low Current Shutdown Mode
  • BTL Output Can Drive Capacitive Loads
  • Improved Click and Pop Circuitry Eliminates Noise during Turn-On and Turn-Off Transitions
  • 2.4 - 5.5V Operation
  • No Output Coupling Capacitors, Snubber Networks or Bootstrap Capacitors Required
  • Unity-Gain Stable
  • External Gain Configuration Capability
  • WSON Package: 0.5mm Pitch, 3 x 3 mm

Key Specifications

  • PSRR at 3.6V (217Hz & 1kHz): 75 dB
  • Output Power at 5.0V, 1% THD+N, 8Ω: 1.3 W (typ)
  • Output Power at 3.6V, 1% THD+N, 8Ω: 625 mW (typ)
  • Shutdown Current: 0.01µA (typ)

All trademarks are the property of their respective owners.

  • Available in Space-Saving 0.4mm Pitch DSBGA Package
  • Ultra Low Current Shutdown Mode
  • BTL Output Can Drive Capacitive Loads
  • Improved Click and Pop Circuitry Eliminates Noise during Turn-On and Turn-Off Transitions
  • 2.4 - 5.5V Operation
  • No Output Coupling Capacitors, Snubber Networks or Bootstrap Capacitors Required
  • Unity-Gain Stable
  • External Gain Configuration Capability
  • WSON Package: 0.5mm Pitch, 3 x 3 mm

Key Specifications

  • PSRR at 3.6V (217Hz & 1kHz): 75 dB
  • Output Power at 5.0V, 1% THD+N, 8Ω: 1.3 W (typ)
  • Output Power at 3.6V, 1% THD+N, 8Ω: 625 mW (typ)
  • Shutdown Current: 0.01µA (typ)

All trademarks are the property of their respective owners.

The LM4995 is an audio power amplifier primarily designed for demanding applications in mobile phones and other portable communication device applications. It is capable of delivering 1.2W of continuous average power to an 8Ω BTL load with less than 1% distortion (THD+N) from a 5VDC power supply.

Boomer audio power amplifiers were designed specifically to provide high quality output power with a minimal amount of external components. The LM4995 does not require output coupling capacitors or bootstrap capacitors, and therefore is ideally suited for mobile phone and other low voltage applications where minimal power consumption is a primary requirement.

The LM4995 features a low-power consumption shutdown mode, which is achieved by driving the shutdown pin with logic low. Additionally, the LM4995 features an internal thermal shutdown protection mechanism.

The LM4995 contains advanced click and pop circuitry which eliminates noise which would otherwise occur during turn-on and turn-off transitions.

The LM4995 is unity-gain stable and can be configured by external gain-setting resistors.

The LM4995 is an audio power amplifier primarily designed for demanding applications in mobile phones and other portable communication device applications. It is capable of delivering 1.2W of continuous average power to an 8Ω BTL load with less than 1% distortion (THD+N) from a 5VDC power supply.

Boomer audio power amplifiers were designed specifically to provide high quality output power with a minimal amount of external components. The LM4995 does not require output coupling capacitors or bootstrap capacitors, and therefore is ideally suited for mobile phone and other low voltage applications where minimal power consumption is a primary requirement.

The LM4995 features a low-power consumption shutdown mode, which is achieved by driving the shutdown pin with logic low. Additionally, the LM4995 features an internal thermal shutdown protection mechanism.

The LM4995 contains advanced click and pop circuitry which eliminates noise which would otherwise occur during turn-on and turn-off transitions.

The LM4995 is unity-gain stable and can be configured by external gain-setting resistors.

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* 数据表 LM4995 1.3 W Audio Power Amplifier 数据表 (Rev. G) 2013-4-8

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封装 引脚 CAD 符号、封装和 3D 模型
WSON (NGQ) 8 Ultra Librarian
DSBGA (YFQ) 9 Ultra Librarian
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