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Regular price Dhs. 2.66
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Product attributes Property Value
Manufacturer Monolithic Power Systems Inc.
Product Series
Packaging Tape & Reel (TR) |
Part Status Active
Type Class D
Output Type 1-Channel (Mono)
Max Output Power x Channels @ Load 2.78W x 1 @ 4Ohm
Voltage - Supply 2.5V ~ 5.5V
Features Depop, Short-Circuit and Thermal Protection
Mounting Type Surface Mount
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification -
Supplier Device Package 10-QFN (3x3)
Package / Case 10-VFDFN Exposed Pad
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The MP1720DQ-216-LF-P is a high-efficiency mono Class D audio amplifier designed for portable and battery-powered applications. Operating from 2.5V to 5.5V, it delivers up to 2.78W into a 4Ω load. Integrated depop circuitry eliminates startup transients, while short-circuit and thermal protection ensure robust performance. The compact 10-QFN package makes it ideal for space-constrained designs such as Bluetooth speakers, intercoms, and alarm drivers.

  • High Efficiency Class D Operation: Minimizes power loss and extends battery life in portable devices.
  • Integrated Depop Circuitry: Eliminates audible pops and clicks during power-up and shutdown.
  • Comprehensive Protection: Short-circuit and thermal protection ensure reliable operation under fault conditions.
  • Wide Supply Voltage Range: 2.5V to 5.5V allows use with single-cell Li-ion or USB power sources.
  • Compact Package: 10-QFN (3x3mm) saves board space in dense designs.

Portable Bluetooth Speaker

Ideal for compact battery-powered speakers due to its low 2.5V to 5.5V supply range and high efficiency Class D operation, delivering 2.78W into 4Ω.

USB-Powered Desktop Speaker

Operates directly from a USB 5V rail, providing ample mono output for small desktop or laptop speakers with minimal heat generation.

Smart Home Intercom

The depop circuitry eliminates audible clicks during power-up, making it suitable for voice applications in smart home intercoms.

Alarm and Siren Driver

Short-circuit and thermal protection ensure reliable operation in alarm systems where continuous high-power output may be required.

Battery-Powered Toy Audio

Low quiescent current and wide voltage range allow direct connection to 2-cell or 3-cell battery packs in toys and gaming devices.

Line Driver for Audio Preamp

Can be configured as a line driver to boost low-level audio signals to line level for further processing or transmission.

Model Package Voltage Range Output Power (Typical)
MP1720DQ-216-LF-P 10-QFN (3x3) 2.5V ~ 5.5V 2.78W x 1 @ 4Ω
LM4990MMX/NOPB 8-VSSOP 2.2V ~ 5.5V 2W x 1 @ 4Ω
PAM8615RHR 24-TSSOP-EP 10V ~ 26V 32W x 1 @ 8Ω
LM4866MTEX/NOPB 20-HTSSOP 2V ~ 5.5V 3.2W x 2 @ 3Ω
Q: What is the typical output power of the MP1720DQ-216-LF-P?
A: It delivers 2.78W into a 4Ω load at 5V supply.
Q: What is the supply voltage range?
A: The operating supply voltage is 2.5V to 5.5V.
Q: Does this amplifier include protection features?
A: Yes, it features depop, short-circuit, and thermal protection.
Q: What is the amplifier class?
A: It is a Class D mono amplifier.
Q: What package is available?
A: It comes in a 10-QFN (3x3mm) package.
Base Product Number : MP1720
2.78W Alarm Driver Audio Amplifier Bluetooth Speaker Class D Depop Intercom Low Power Mono MP1720 Portable Speaker QFN Short-Circuit Protection Surface Mount Thermal Protection
Q: What is the typical output power of the MP1720DQ-216-LF-P?
A: It delivers 2.78W into a 4Ω load at 5V supply.
Q: What is the supply voltage range?
A: The operating supply voltage is 2.5V to 5.5V.
Q: Does this amplifier include protection features?
A: Yes, it features depop, short-circuit, and thermal protection.
Q: What is the amplifier class?
A: It is a Class D mono amplifier.
Q: What package is available?
A: It comes in a 10-QFN (3x3mm) package.