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See Technical Specifications

TPA4861D +BOM

1-W, mono, analog input, Class-AB audio amplifier with shutdown mode & selectable gain

Manufacturer:

Texas Instruments, Inc
Mfr.Part #:

TPA4861D
Datasheet:

TPA4861D Datasheet (PDF)
Type:

Class AB
Output Type:

1-Channel (Mono)
Max Output Power X Channels @ Load:

1.1W x 1 @ 8Ohm
Voltage - Supply:

2.7V ~ 5.5V
EDA/CAD Models:

Request Free CAD Models for TPA4861D

TPA4861D Information

General Description

Whether used standalone or in tandem with TI's TPA4860 for stereo applications, the TPA4861D offers versatility and performance in a compact 8-pin SOIC surface-mount package. This packaging not only saves board space but also facilitates automated assembly, making it an excellent choice for volume production. With its combination of power, efficiency, and ease of use, the TPA4861D is a standout audio amplifier for a wide range of applications

Key Features

Powerful audio signal processing
Digital audio interface compatibility ensured
High density and efficiency optimized
Precise thermal management system implemented
Wide range of applications supported
Fully protected against overvoltage and overcurrent

Specifications

Category	Integrated Circuits (ICs)LinearAmplifiersAudio Amplifiers	Series	-
Type	Class AB	Output Type	1-Channel (Mono)
Max Output Power x Channels @ Load	1.1W x 1 @ 8Ohm	Voltage - Supply	2.7V ~ 5.5V
Features	Short-Circuit and Thermal Protection, Shutdown	Mounting Type	Surface Mount
Operating Temperature	-40°C ~ 85°C (TA)	Base Product Number	TPA4861
Audio input type	Analog Input	Architecture	Class-AB
Speaker channels (max)	Mono	Rating	Catalog
Power stage supply (max) (V)	5.5	Power stage supply (min) (V)	2.7
Load (min) (Ω)	8	Output power (W)	1
THD + N at 1 kHz (%)	0.12	Iq (typ) (mA)	3.5
Control interface	Hardware	Closed/open loop	Closed
Analog supply (min) (V)	2.5	Analog supply voltage (max) (V)	5.5
PSRR (dB)	75	Operating temperature range (°C)	-40 to 85
feature-function	Speaker	feature-amplifier-type	Class-AB
feature-rail-to-rail		feature-typical-gain-bandwidth-product-mhz	1.5
feature-typical-psrr-db	70	feature-total-harmonic-distortion-noise	0.2%@8Ohm@1W
feature-input-signal-type	Single	feature-output-signal-type	Differential
feature-output-type	1-Channel Mono	feature-maximum-output-current-ma
feature-maximum-input-offset-voltage-mv		feature-maximum-input-bias-current-ua
feature-maximum-power-dissipation-mw	725	feature-packaging	Tube
feature-rad-hard		feature-pin-count	8
feature-cecc-qualified	No	feature-esd-protection	Yes
feature-military	No	feature-aec-qualified	No
feature-aec-qualified-number		feature-auto-motive	No
feature-p-pap	No	feature-eccn-code	EAR99
feature-svhc	Yes	feature-svhc-exceeds-threshold	No
Package/Case	SOP8