TPA6211A1DRB

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TPA6211A1DRB

IC AMP CLASS AB MONO 3.1W 8SON

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規格

Supplier Rochester Electronics, LLC,Texas Instruments
Package Bulk,Tube
ProductStatus Active
Type Class AB
OutputType 1-Channel (Mono)
MaxOutputPowerxChannels@Load 3.1W x 1 @ 3Ohm
Voltage-Supply 2.5V ~ 5.5V
Features Depop, Differential Inputs, Shutdown, Thermal Protection
MountingType Surface Mount
OperatingTemperature -40°C ~ 85°C (TA)
SupplierDevicePackage 8-SON (3x3)

概述

Description

TPA6211A1DRB is TI’s compact dual-channel, filter-free audio power amplifier. It’s designed for portable electronics and runs from a single supply in the roughly 2.5–5.5 V range. Each channel can drive an 8‑Ω loudspeaker with up to about 1 W (typical at 5 V), using an efficient Class-AB output with minimal external components. The DRB suffix denotes the 8‑pin package variant.
Key features:
- Dual, independent channels; no output filter required in many designs
- Single-supply operation (2.5–5.5 V)
- Pop-free start-up/shutdown via a mute/shutdown control
- Protection: thermal, current-limit, and short-circuit
- Low quiescent current suitable for battery-powered apps
Typical applications: handheld devices, portable speakers, headsets, toys, and other compact audio products. Pinout typically includes IN_L, IN_R, VDD, GND, OUT_L, OUT_R, and a SHDN/MUTE control.

Features

- 2-channel stereo audio power amplifier
- Bridge-tied load (BTL) outputs for direct speaker drive (no output coupling caps needed)
- Wide supply range (typical operation around 2.7–5.5 V)
- Pop-free turn-on with mute/shutdown control
- High efficiency with low quiescent current
- Protections: overcurrent/short-circuit, thermal shutdown, and fault protection
- Small DRB package suitable for portable devices
- Suitable for driving typical 4–8 Ω loudspeakers (outputs scale with load and supply)

Package

8-pin D‑package (SOIC‑8), RoHS compliant, available in tape‑and‑reel.

Pinout

Pin count: 8 pins (VSSOP-8/SOIC-8, DRB variant).
Function: Dual-channel stereo audio power amplifier (filter-free, Class-AB) with SHDN (shutdown) control and a bypass pin. It takes left and right audio inputs and drives the LOUT/ROUT outputs, powered from VDD with GND.

Manufacturer

- Manufacturer: Texas Instruments Incorporated (TI).
- What kind of company: A multinational American semiconductor company that designs and manufactures analog, mixed-signal, and embedded processing integrated circuits; one of the world's largest makers of analog ICs, based in Dallas, Texas.

Application

TPA6211A1DRB is a dual-channel, low-voltage audio power amplifier for portable consumer electronics that need stereo speaker amplification. Common applications include:
- Mobile phones and handheld devices
- Portable media players (MP3/MP4)
- GPS/navigation units
- Handheld gaming devices
- Portable DVD/multimedia players
- Bluetooth speakers
- Small home/office speaker systems and set-top boxes
(2×1W into 4Ω typical; single-supply operation.)

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