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LM4819MBD Datasheet(PDF) 1 Page - Texas Instruments |
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LM4819MBD Datasheet(HTML) 1 Page - Texas Instruments |
1 / 27 page LM4819, LM4819MBD www.ti.com SNAS133D – FEBRUARY 2001 – REVISED MARCH 2013 LM4819 350mW Audio Power Amplifier with Shutdown Mode Check for Samples: LM4819, LM4819MBD 1 FEATURES DESCRIPTION The LM4819 is a mono bridged power amplifier that 2 • WSON, SOIC, and VSSOP Surface Mount is capable of delivering 350mWRMS output power into Packaging a 16 Ω load or 300mWRMS output power into an 8Ω • Switch On/Off Click Suppression load with 10% THD+N from a 5V power supply. • Unity-Gain Stable The LM4819 Boomer audio power amplifier is • Minimum External Components designed specifically to provide high quality output power and minimize PCB area with surface mount KEY SPECIFICATIONS packaging and a minimal amount of external components. Since the LM4819 does not require • THD+N at 1kHz, 350mW Continuous Average output coupling capacitors, bootstrap capacitors or Output Power into 16 Ω: 10% (max) snubber networks, it is optimally suited for low-power • THD+N at 1kHz, 300mW Continuous Average portable applications. Output Power into 8 Ω: 10% (max) The closed loop response of the unity-gain stable • Shutdown Current: 0.7 μA (typ) LM4819 can be configured using external gain-setting resistors. The device is available in WSON, VSSOP, APPLICATIONS and SOIC package types to suit various applications. • General Purpose Audio • Portable Electronic Devices • Information Appliances (IA) Typical Application Figure 1. Typical Audio Amplifier Application Circuit Connection Diagrams 1 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. 2 All trademarks are the property of their respective owners. PRODUCTION DATA information is current as of publication date. Copyright © 2001–2013, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
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