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Regular price Dhs. 355,911.72
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Product attributes Property Value
Manufacturer Monolithic Power Systems Inc.
Product Series MP
Packaging |
Part Status Active
Type Class D
Output Type 1-Channel (Mono)
Max Output Power x Channels @ Load 30W x 1 @ 4Ohm
Voltage - Supply 9.5V ~ 18V
Features -
Mounting Type Surface Mount
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification -
Supplier Device Package 20-TSSOPF-EP
Package / Case 20-TSSOP (0.173", 4.40mm Width) Exposed Pad
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The MP7731DF-LF-P is a mono Class D audio amplifier from Monolithic Power Systems, delivering 30W into 4 Ohm loads. Operating from 9.5V to 18V, it offers high efficiency for battery and automotive applications. The 20-TSSOPF-EP package with exposed pad ensures effective thermal management. Ideal for subwoofers, alarm systems, and portable PA speakers, this amplifier combines power and reliability in a compact surface-mount design.

  • High Output Power: 30W into 4 Ohm mono, suitable for demanding audio applications.
  • Wide Supply Voltage: 9.5V to 18V accommodates automotive and industrial power rails.
  • Class D Efficiency: Minimizes heat generation, enabling compact enclosures.
  • Extended Temperature Range: -40°C to 85°C ensures operation in harsh environments.

Automotive Subwoofers

The MP7731DF-LF-P's 30W mono output and wide voltage range make it ideal for car audio subwoofer amplifiers.

Industrial Alarm Systems

Its high power and robust temperature range suit industrial alarm drivers requiring loud, reliable audio.

Portable PA Systems

Class D efficiency allows battery-powered public address systems to deliver 30W without overheating.

Marine Audio

The -40°C to 85°C range and surface-mount package enable use in marine speakers exposed to temperature extremes.

DIY High-Power Amplifiers

Hobbyists can build compact mono amplifiers for guitar or bass practice amps using this chip.

Line Drivers

Its high output power can drive long speaker lines in commercial audio distribution systems.

Model Package Voltage Range Output Power (Typical)
MP7731DF-LF-P 20-TSSOPF-EP 9.5V ~ 18V 30W x 1 @ 4Ohm
TPA6030A4PWPR 28-HTSSOP 7V ~ 15V 5W x 2 @ 16Ohm
LM48410SQ/NOPB 24-WQFN (4x4) 2.4V ~ 5.5V 2.3W x 2 @ 4Ohm
TAS2563RPPR 32-VQFN-HR (4.5x4) 2.5V ~ 5.5V 6.1W x 1 @ 4Ohm
Q: What is the supply voltage range for the MP7731DF-LF-P?
A: It operates from 9.5V to 18V, suitable for automotive and industrial applications.
Q: What output power can this amplifier deliver?
A: It delivers 30W into 4 Ohm in mono configuration.
Q: What is the amplifier class?
A: It is a Class D amplifier, offering high efficiency.
Q: What is the operating temperature range?
A: It operates from -40°C to 85°C, suitable for harsh environments.
Q: What package does it come in?
A: It comes in a 20-TSSOPF-EP package with exposed pad for thermal dissipation.
Base Product Number : MP7731
30W Audio Amplifier Automotive Class D High Power Industrial Mono Monolithic Power Systems MP7731DF-LF-P Surface Mount TSSOP
Q: What is the supply voltage range for the MP7731DF-LF-P?
A: It operates from 9.5V to 18V, suitable for automotive and industrial applications.
Q: What output power can this amplifier deliver?
A: It delivers 30W into 4 Ohm in mono configuration.
Q: What is the amplifier class?
A: It is a Class D amplifier, offering high efficiency.
Q: What is the operating temperature range?
A: It operates from -40°C to 85°C, suitable for harsh environments.
Q: What package does it come in?
A: It comes in a 20-TSSOPF-EP package with exposed pad for thermal dissipation.