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LM4652

Texas Instruments
Part Number LM4652
Manufacturer Texas Instruments
Description Audio Power Amplifier 170W Class D Audio Power Amplifier Solution
Published Aug 22, 2019
Detailed Description OBSOLETE LM4651, LM4652 www.ti.com SNOS507H – MAY 2000 – REVISED APRIL 2013 LM4651 & LM4652 Overture™ Audio Power Am...
Datasheet PDF File LM4652 PDF File

LM4652
LM4652

Overview
OBSOLETE LM4651, LM4652 www.
ti.
com SNOS507H – MAY 2000 – REVISED APRIL 2013 LM4651 & LM4652 Overture™ Audio Power Amplifier 170W Class D Audio Power Amplifier Solution Check for Samples: LM4651, LM4652 FEATURES 1 •23 Conventional Pulse Width Modulation.
• Externally Controllable Switching Frequency.
• 50kHz to 200kHz Switching Frequency Range.
• Integrated Error Amp and Feedback Amp.
• Turn−on Soft Start and Under Voltage Lockout.
• Over Modulation Protection (Soft Clipping).
• Externally Controllable Output Current Limiting and Thermal Shutdown Protection.
• Self Checking Protection Diagnostic.
APPLICATIONS • Powered Subwoofers for Home Theater and PC's • Car Booster Amplifier • Self-powered Speakers KEY SPECIFICATIONS • Output power into 4Ω with < 10% THD.
170W (Typ) • THD at 10W, 4Ω, 10 − 500Hz.
< 0.
3% THD (Typ) • Maximum efficiency at 125W 85% (Typ) • Standby attenuation.
>100dB (Min) DESCRIPTION The IC combination of the LM4651 driver and the LM4652 power MOSFET provides a h...


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