Product Summary

The MP7720DS-LF-Z is a stereo class D single ended audio amplifier. The MP7720DS-LF-Z utilizes a single ended output structure capable of delivering 20W into 4Ω speakers. MPS Class D Audio Amplifiers exhibit the high fidelity of a Class A/B amplifier at efficiencies greater than 90%. The MP7720DS-LF-Z is based on the MPS AAMTM proprietary variable frequency topology that delivers excellent PSRR, fast response time and operates on a single power supply.

Parametrics

MP7720DS-LF-Z absolute maximum ratings: (1)Supply Voltage VDD: 26V; (2)Signal Input Voltage: ±2V; (3)Enable Voltage: -0.3 to 6V; (4)Input Voltage VDD: 7.5V to 24V; (5)Signal Input Voltage: 1Vrms; (6)Signal Input Frequency: 20Hz to 20KHz; (7)Signal Source Impedance: <600Ω; (8)External Enable Input: 0V to 5V; (9)Speaker Resistance: 4Ω to 8Ω.

Features

MP7720DS-LF-Z features: (1)20W Output at VDD = 24V into a 4Ω load; (2)THD+N = 0.04% at 1W, 8Ω; (3)93% Efficiency at 20W; (4)Low Noise (190μV Typical); (5)Switching Frequency Up to 1MHz; (6)9.5V to 24V Operation from a Single Supply; (7)Integrated Startup and Shutdown Pop Elimination Circuit; (8)Thermal Protection; (9)Integrated 180mΩ Switches; (10)Mute/Standby Modes (Sleep); (11)Available in Tiny 8-Pin SOIC and PDIP Packages.

Diagrams

MP7720DS-LF-Z pin connection

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
MP7720DS-LF-Z
MP7720DS-LF-Z

Monolithic Power Systems (MPS)

Audio Amplifiers 20W, Class-D Mono Single-End Audio Amp

Data Sheet

0-1750: $0.89
1750-2000: $0.85
2000-2500: $0.85
2500-5000: $0.83
Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
MP7720
MP7720

Other


Data Sheet

Negotiable 
MP7720DP-LF
MP7720DP-LF

Monolithic Power Systems (MPS)

Audio Amplifiers 20W, Class-D Mono Single-End Audio Amp

Data Sheet

0-1: $1.31
1-25: $1.22
25-100: $1.13
100-500: $1.04
MP7720DS-LF
MP7720DS-LF

Monolithic Power Systems (MPS)

Audio Amplifiers 20W, Class-D Mono Single-End Audio Amp

Data Sheet

0-1: $1.25
1-25: $1.16
25-100: $1.07
100-500: $0.98
MP7720DS-LF-Z
MP7720DS-LF-Z

Monolithic Power Systems (MPS)

Audio Amplifiers 20W, Class-D Mono Single-End Audio Amp

Data Sheet

0-1750: $0.89
1750-2000: $0.85
2000-2500: $0.85
2500-5000: $0.83
MP7722
MP7722

Other


Data Sheet

Negotiable 
MP7722DF-LF
MP7722DF-LF

Monolithic Power Systems (MPS)

Audio Amplifiers 2x20W Class-D Single Ended Stereo Amp

Data Sheet

0-1: $1.05
1-25: $0.98
25-100: $0.91
100-500: $0.83