Lumissil Microsystems IS31AP2005-DLS2-TR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | Dhs. 4.91 | Dhs. 4.91 |
| 15+ | Dhs. 4.76 | Dhs. 71.40 |
| 25+ | Dhs. 4.65 | Dhs. 116.25 |
| 50+ | Dhs. 4.39 | Dhs. 219.50 |
| 100+ | Dhs. 3.88 | Dhs. 388.00 |
| N+ | Dhs. 0.78 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Lumissil Microsystems |
| Product Series | |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Part Status | Active |
| Type | Class D |
| Output Type | 1-Channel (Mono) |
| Max Output Power x Channels @ Load | 2.95W x 1 @ 4Ohm |
| Voltage - Supply | 2.7V ~ 5.5V |
| Features | Depop, Differential Inputs, Shutdown |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Supplier Device Package | 8-DFN (3x3) |
| Package / Case | 8-WDFN Exposed Pad |
| ROHS |
This mono Class D audio amplifier delivers up to 2.95W into a 4Ω load from a 2.7V to 5.5V supply, making it an efficient solution for portable and battery-powered audio devices. Its differential inputs reduce noise pickup, while integrated depop circuitry eliminates audible clicks during power-up and shutdown. The compact 8-DFN package saves board space, and the shutdown mode extends battery life. Ideal for Bluetooth speakers, radios, intercoms, and alarm systems.
- High Efficiency: Class D operation minimizes heat dissipation and extends battery life in portable devices.
- Compact Footprint: The 3x3mm DFN package enables ultra-compact PCB layouts for space-constrained designs.
- Low Noise: Differential inputs and depop circuitry ensure clean audio with minimal pop and interference.
- Wide Voltage Range: Operates from 2.7V to 5.5V, compatible with single-cell Li-ion batteries and USB power.
Portable Bluetooth Speaker
The IS31AP2005's 2.95W output and low 2.7V minimum supply make it perfect for small, battery-powered Bluetooth speakers where efficiency and sound quality are critical.
AM/FM Radio
Its differential inputs and depop feature ensure clean audio startup and shutdown, ideal for portable radios that require low noise and minimal pop artifacts.
Intercom System
The mono Class D amplifier provides sufficient power for voice communication in intercoms, while the shutdown pin enables power saving when not in use.
Alarm Driver
With high efficiency and a small footprint, this IC can drive alarm tones or voice alerts in security systems, operating reliably from a single lithium-ion cell.
Line Driver for Audio Signals
The differential input capability allows the IS31AP2005 to be used as a line driver, boosting low-level audio signals for transmission over longer distances.
DIY Audio Projects
Hobbyists can easily integrate this surface-mount amplifier into custom mono audio projects, benefiting from its minimal external component requirements and stable performance.
| Model | Package | Voltage Range | Output Power (Typical) |
|---|---|---|---|
| IS31AP2005-DLS2-TR | 8-DFN (3x3) | 2.7V ~ 5.5V | 2.95W x 1 @ 4Ω |
| TDA2822D013TR | 8-SOIC | 1.8V ~ 15V | 1W x 1 @ 32Ω |
| TPA3111D1PWPR | 28-HTSSOP | 8V ~ 26V | 10W x 1 @ 8Ω |
| LM384N/NOPB | 14-PDIP | 12V ~ 26V | 5.5W x 1 @ 8Ω |
- Q: What is the typical output power of the IS31AP2005?
- A: It delivers 2.95W into a 4Ω load, making it ideal for compact mono audio applications.
- Q: What is the supply voltage range?
- A: The IC operates from 2.7V to 5.5V, suitable for battery-powered devices.
- Q: Does this amplifier require external filtering?
- A: No, the Class D architecture with depop circuitry minimizes pop noise and reduces external component count.
- Q: Can I use differential input signals?
- A: Yes, it features differential inputs for improved noise rejection in noisy environments.
- Q: What package is available?
- A: It comes in a compact 8-DFN (3x3mm) package for space-constrained designs.
- Q: What is the typical output power of the IS31AP2005?
- A: It delivers 2.95W into a 4Ω load, making it ideal for compact mono audio applications.
- Q: What is the supply voltage range?
- A: The IC operates from 2.7V to 5.5V, suitable for battery-powered devices.
- Q: Does this amplifier require external filtering?
- A: No, the Class D architecture with depop circuitry minimizes pop noise and reduces external component count.
- Q: Can I use differential input signals?
- A: Yes, it features differential inputs for improved noise rejection in noisy environments.
- Q: What package is available?
- A: It comes in a compact 8-DFN (3x3mm) package for space-constrained designs.

IS31AP2005-DLS2-TR.pdf