Product details

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) 2.4 Load (min) (Ω) 8 Output power (W) 1.3 THD + N at 1 kHz (%) 0.08 Iq (typ) (mA) 1.5 Control interface Hardware Closed/open loop Open Analog supply (min) (V) 2.4 Analog supply voltage (max) (V) 5.5 PSRR (dB) 73 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) 2.4 Load (min) (Ω) 8 Output power (W) 1.3 THD + N at 1 kHz (%) 0.08 Iq (typ) (mA) 1.5 Control interface Hardware Closed/open loop Open Analog supply (min) (V) 2.4 Analog supply voltage (max) (V) 5.5 PSRR (dB) 73 Operating temperature range (°C) -40 to 85
DSBGA (YFQ) 9 1.96000000000000028000000000000001 mm² 1.4000000000000001 x 1.4000000000000001 WSON (NGQ) 8 9 mm² 3 x 3
  • 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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* Data sheet LM4995 1.3 W Audio Power Amplifier datasheet (Rev. G) 08 Apr 2013

Design & development

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Evaluation board

LM4995TMBD — 1.3W Audio Power Amplifier

The LM4995 is an audio power amplifier primarily designed for demanding applications in mobile phones and other portable communication device applications.

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DSBGA (YFQ) 9 View options
WSON (NGQ) 8 View options

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