PGA4311U Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

Name: PGA4311U
Brand: Texas Instruments
SKU: PGA4311U
Availability: InStock

PGA4311U is a 4-channel digitally controlled volume control IC from Texas Instruments, featuring 130dB channel separation and SPI interface. From $13.69, in stock with worldwide shipping.

ACTIVEIntegrated CircuitVerified May 2026

Package / Visual Reference

PGA4311USmall Outline Packages

Quick Facts

Manufacturer: Texas Instruments
Package: Small Outline Packages
Pin Count: 28
Lifecycle: ACTIVE
Datasheet: PGA4311U Datasheet PDF
Category: Integrated Circuit
Price: From $13.6866(MOQ 1)
Temp Range: -40.0°C to 85.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of PGA4311U?

4-channel digitally controlled volume control with independent gain adjustment per channel
130dB channel separation for high-fidelity audio signal integrity
SPI-compatible serial interface for easy microcontroller integration
Wide supply voltage range suitable for professional and consumer audio systems
28-pin SOIC package enabling compact PCB design

What is PGA4311U used for?

The PGA4311U is widely used in high-fidelity audio preamplifiers, home theater receivers, and professional mixing consoles where precise digital volume control across multiple channels is required. Its 130dB channel separation makes it ideal for multi-zone audio systems and audiophile-grade equipment. It is also employed in automotive infotainment systems and digital audio workstations requiring low-noise, digitally managed gain control.

What are the specifications of PGA4311U?

Pbfree Code	Yes
YTEOL	15
Channel Separation	130dB
Consumer IC Type	VOLUME CONTROL CIRCUIT
JESD-30 Code	R-PDSO-G28
JESD-609 Code	e4
Number of Channels	4
Number of Functions	1
Package Body Material	PLASTIC/EPOXY
Package Equivalence Code	SOP28,.4
Package Shape	RECTANGULAR
Package Style	SMALL OUTLINE
Peak Reflow Temperature (Cel)	260
Qualification Status	Not Qualified
Supply Current-Max	47mA
Supply Voltage-Max (Vsup)	5.25V
Supply Voltage-Min (Vsup)	4.75V
Surface Mount	YES
Technology	CMOS
Temperature Grade	INDUSTRIAL
Terminal Finish	Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form	GULL WING
Terminal Pitch	1.27mm
Terminal Position	DUAL
Time@Peak Reflow Temperature-Max (s)	30
## PGA4311U Alternates Showing results	Image
Package	Small Outline Packages

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
Moisture Sensitivity Level	MSL 2
ECCN	EAR99
HTS Code	8542.39.00.90
Country of Origin	Taiwan

Where can I find the PGA4311U datasheet?

PGA4311U Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for PGA4311U?

Compatible alternatives and drop-in replacements for PGA4311U:

PGA4311UG4Texas Instruments Volume Control Circuit, 4 Channel(s),

CMOS, PDSO28

View Part →

PGA4311UAG4Texas Instruments Volume Control Circuit, 4 Channel(s),

CMOS, PDSO28

suggested

suggested

Compare all alternatives & request quotes →

Frequently Asked Questions

What is the channel separation specification of the PGA4311U?

The PGA4311U achieves 130dB channel separation, ensuring minimal crosstalk between its 4 independent audio channels, making it suitable for high-fidelity and professional audio applications.

What interface does the PGA4311U use for volume control?

The PGA4311U uses an SPI-compatible serial interface, allowing straightforward integration with microcontrollers and DSPs for digital volume control in embedded audio systems.

What package type is the PGA4311U available in?

The PGA4311U is available in a 28-pin Small Outline Package (SOIC/SOP28 with 0.4-inch body width), suitable for surface-mount assembly in compact audio circuit designs.

What are typical applications for the PGA4311U?

Typical applications include home theater preamplifiers, professional audio mixing consoles, multi-zone audio systems, automotive infotainment, and audiophile-grade stereo equipment requiring precise multichannel volume control.

Related Guides

LM5156QDSSRQ1 Automotive Boost Controller Design Guide

Practical LM5156QDSSRQ1 automotive boost design guidance covering operating points, magnetics, MOSFET stress, compensation, layout, and validation.

Jul 24, 2026

EEEFK1H470XP Selection Guide: Choosing a 50 V SMD Aluminum Capacitor

Choose EEEFK1H470XP and related 50 V SMD aluminum capacitors by capacitance, ripple current, ESR, life, and layout constraints.

Jul 24, 2026

LM5156QDSSRQ1 Automotive Boost Controller Selection Guide

Select LM5156QDSSRQ1 for automotive boost, SEPIC, or flyback designs using practical current, thermal, EMI, and sourcing criteria.

Jul 23, 2026

EEEFK1H470XP 50 V SMD Capacitor Decoupling Design Guide

Design EEEFK1H470XP into 12 V and 24 V rails with practical voltage margin, ripple, lifetime, layout, and mixed-capacitor checks.

Jul 23, 2026

Why Buy from FindMyChip

Authorized Source

Verified supply chain with full traceability & inspection

Competitive Pricing

Factory-direct from China distributors, low MOQ

Fast Shipping

DHL Express 3–5 days · FedEx/UPS 5–7 days worldwide

Quality Guaranteed

30-day replacement for defective parts, no questions asked

About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

View all Texas Instruments parts →

More from Texas Instruments

SN74HC138PWT

Small Outline Packages

Integrated Circuit

MCP6292IDGKT

Small Outline Packages

Integrated Circuit

CD4511BMN

Dual-In-Line Packages

Integrated Circuit

UCC2803DG4

Small Outline Packages

Integrated Circuit

MC33078DRE4

Small Outline Packages

Integrated Circuit

TLV6710DDCT

SOT23 (6-Pin)

Integrated Circuit

AvailabilityIn Stock

Reference Price (USD)

From $13.6866

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
1+	$20.9900	$20.99
10+	$15.9600	$159.60
20+	$15.2800	$305.60
100+	$14.5701	$1457.01
260+	$13.9982	$3639.53
500+	$13.6866	$6843.28

pcs

Unit price: $20.9900 · Total: $20.99

In Stock · 24h Response · Worldwide Shipping

Direct Contact

WhatsApp Inquiry Email RFQ

Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

“FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.”

Thomas Mueller

Hardware Lead, SensorTech GmbH, Germany

PGA4311U Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

What are the key features of PGA4311U?

What is PGA4311U used for?

What are the specifications of PGA4311U?

Compliance & Regulatory

Where can I find the PGA4311U datasheet?

What are equivalent replacements for PGA4311U?

Frequently Asked Questions

What is the channel separation specification of the PGA4311U?

What interface does the PGA4311U use for volume control?

What package type is the PGA4311U available in?

What are typical applications for the PGA4311U?

Related Guides

LM5156QDSSRQ1 Automotive Boost Controller Design Guide

EEEFK1H470XP Selection Guide: Choosing a 50 V SMD Aluminum Capacitor

LM5156QDSSRQ1 Automotive Boost Controller Selection Guide

EEEFK1H470XP 50 V SMD Capacitor Decoupling Design Guide

Why Buy from FindMyChip

About Texas Instruments

More from Texas Instruments

You May Also Like