NCP2811BMTTXG

$0.85

Description：IC AMP STEREO HEADPHONE 12WQFN
Series：-
Mfr：onsemi
Package：Tape & Reel (TR),Cut Tape (CT),Bulk

SKU:8b58dc620fbc Category: Audio Amplifiers Brand: onsemi

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Product introduction

Product Detailed Parameters

Description：IC AMP STEREO HEADPHONE 12WQFN
Series：-
Mfr：onsemi
Package：Tape & Reel (TR),Cut Tape (CT),Bulk
Type：Class AB
Output Type：Headphones, 2-Channel (Stereo)
Max Output Power x Channels @ Load：110mW x 2 @ 16Ohm
Voltage - Supply：2.7V ~ 5V
Features：Depop, Short-Circuit and Thermal Protection, Shutdown
Mounting Type：Surface Mount
Supplier Device Package：12-WQFN (3x3)
Package / Case：12-VFQFN Exposed Pad
Operating Temperature：-
Grade：-
Qualification：-

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NCP2811BMTTXG

Overview

The NCP2811BMTTXG is a dual audio power amplifier designed for portable communication devices. It operates as a Class AB stereo headphone amplifier, delivering high-fidelity audio output. The component utilizes NOCAP technology to eliminate external coupling capacitors, reducing board space and cost. It is housed in a compact 12-WQFN (3x3) package suitable for mobile phone applications.

Feature Summary

Dual-channel stereo amplification for headphone drivers
NOCAP technology eliminates external coupling capacitors
Class AB operation for high audio fidelity
Compact surface-mount packaging

Applications

Mobile phones
Portable communication devices
Stereo headphone systems

Procurement Notes

Verify the exact suffix BMTTXG against the manufacturer's current datasheet to confirm package type and tape/reel specifications. Ensure compatibility with the target PCB footprint for the 12-WQFN (3x3) package. Cross-reference the part number with official onsemi distribution channels to avoid counterfeit components.

Selection Notes

Select this component when designing portable audio circuits requiring capacitor-free headphone driving. It is appropriate for applications where board real estate is limited and high-quality stereo sound is required. Consider the thermal performance of the WQFN package in dense layouts.

Part Context

This part belongs to the NCP2811 series of audio amplifiers from onsemi. It is specifically engineered for the consumer electronics market, focusing on integration and size reduction in mobile handsets. The series emphasizes ease of implementation by removing bulky passive components typically needed for AC coupling.

FAQ

What does NOCAP technology refer to in this amplifier?

NOCAP technology refers to the internal design that allows the amplifier to drive headphones directly without requiring external DC-blocking capacitors, thereby saving significant PCB area.