PAM8019EFH-13

$1.14

Description：AUDIO CLASS D ANALOG INP U-QFN40
Series：-
Mfr：Diodes Incorporated
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:eb0332909462 Category: Audio Amplifiers Brand: Diodes Incorporated

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Product introduction

Product Detailed Parameters

Description：AUDIO CLASS D ANALOG INP U-QFN40
Series：-
Mfr：Diodes Incorporated
Package：Tape & Reel (TR),Cut Tape (CT)
Type：Class D
Output Type：2-Channel (Stereo) with Stereo Headphones
Max Output Power x Channels @ Load：4W x 2 @ 4Ohm; 1.78W x 2 @ 8Ohm
Voltage - Supply：2.5V ~ 6V
Features：-
Mounting Type：Surface Mount
Supplier Device Package：U-QFN4040-20
Package / Case：20-UFQFN Exposed Pad
Operating Temperature：-40°C ~ 85°C (TA)
Grade：-
Qualification：-

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PAM8019EFH-13

Overview

The PAM8019EFH-13 is a stereo audio amplifier integrating a 4W Class-D power amplifier for bridged-tied speakers and a Class-AB headphone driver. It operates within a supply voltage range of 2.5V to 6.0V. The device features 62-step DC volume control with a gain range from +20dB to -60dB. It includes spread spectrum modulation (SSM) for EMI suppression, auto gain control (AGC), and speaker open/short detection during startup. The component is housed in a U-QFN4040-20 package.

Feature Summary

Integrates a 4W Class-D amplifier for speakers and a Class-AB driver for headphones
Features 62-step DC volume control for precise gain adjustment
Includes spread spectrum modulation to improve electromagnetic interference performance
Supports automatic gain control and startup speaker protection

Applications

LCD monitors and TVs
Projectors and all-in-one computers
Portable or active speakers
Bone conductive headphones
DVD players

Procurement Notes

Verify the specific suffix FH indicates the U-QFN4040-20 package configuration. Confirm RoHS compliance and halogen-free status requirements against project specifications. Ensure the ordering quantity aligns with the standard 13-inch tape and reel packaging format provided by the manufacturer.

Selection Notes

Select this component when a combined solution for both speaker and headphone outputs is required. The integrated volume control reduces external component count. Verify that the application environment supports the specified operating temperature range and that the U-QFN4040-20 package fits the available board space constraints.

Part Context

This part belongs to the PAM8019E series of audio amplifiers manufactured by Diodes Incorporated. The series is designed for portable consumer electronics requiring high efficiency and low noise. The EFH variant specifically denotes the larger QFN package option compared to the smaller FS variant.