TAS5001PFBG4 Texas Instruments Integrated Circuit (Quad Flat Packages) In Stock

Texas Instruments TAS5001PFBG4 is a digital audio PWM processor DSP designed for Class-D amplifier front-end processing in consumer audio systems, housed in a 48-pin TQFP package with 0.35 mm pitch. It provides digital audio signal conditioning and PWM modulation for high-efficiency speaker drive designs. Available from authorized distributors worldwide.

OBSOLETEIntegrated CircuitVerified Jun 2026
Package / Visual Reference
TAS5001PFBG4Quad Flat Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Quad Flat Packages
Pin Count
48
Lifecycle
OBSOLETE
Category
Integrated Circuit
Temp Range
?°C to 70.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of TAS5001PFBG4?

  • Digital PWM modulation engine generates switching signals for Class-D amplifiers at audio sampling rates up to 192 kHz
  • Integrated audio DSP performs digital filtering and signal conditioning to reduce external analog component count
  • 48-pin TQFP-48 package with 0.35 mm pitch suits high-density PCB layouts in consumer audio equipment
  • RoHS-compliant (JESD-609 e4) lead-free construction meets global environmental compliance requirements

What is TAS5001PFBG4 used for?

The TAS5001PFBG4 is used as a PWM modulator front-end in Class-D digital amplifier designs for home theater receivers, soundbars, and active speaker systems. Its digital signal processing capabilities allow designers to implement digital filters, volume control, and equalization in the digital domain before driving external power output stages. It is also applied in automotive audio head units and professional audio equipment where high-efficiency Class-D amplification with digital control is required.

What are the specifications of TAS5001PFBG4?

Pbfree CodeYes
YTEOL0
Consumer IC TypeCONSUMER CIRCUIT
JESD-30 CodeS-PQFP-G48
JESD-609 Codee4
Number of Functions1
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTQFP48,.35SQ
Package ShapeSQUARE
Package StyleFLATPACK, THIN PROFILE, FINE PITCH
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Supply Voltage-Max (Vsup)3.6V
Supply Voltage-Min (Vsup)3V
Surface MountYES
Temperature GradeCOMMERCIAL
Terminal FinishNICKEL PALLADIUM GOLD
Terminal FormGULL WING
Terminal Pitch0.5mm
Terminal PositionQUAD
Time@Peak Reflow Temperature-Max (s)30
PackageQuad Flat Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 2
HTS Code8542.39.00.60

Where can I find the TAS5001PFBG4 datasheet?

TAS5001PFBG4 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for TAS5001PFBG4?

Compatible alternatives and drop-in replacements for TAS5001PFBG4:

TAS5001IPFBR

Texas Instruments Consumer Circuit, PQFP48

View Part →
TAS5001PFBRG4Texas Instruments

Consumer Circuit, PQFP48

View Part →
TAS5001PFBTexas Instruments

Consumer Circuit, PQFP48

View Part →

Frequently Asked Questions

What role does the TAS5001PFBG4 play in a Class-D amplifier signal chain?

The TAS5001PFBG4 is the digital front-end PWM processor. It receives digital audio data (typically I2S or similar), applies DSP functions such as digital filtering and dynamic range control, and outputs a PWM switching waveform at rates compatible with Class-D output stages. This allows the power stage MOSFETs to switch at carrier frequencies typically 300 kHz to 400 kHz, reproducing audio up to 20 kHz with 16-bit or higher resolution.

What package does the TAS5001PFBG4 use, and what are the key board assembly considerations?

The device uses a TQFP-48 (thin quad flat pack, 48 pins) with 0.35 mm pin pitch and a 7 mm x 7 mm body. The 0.35 mm fine pitch requires a stencil aperture of approximately 0.15–0.18 mm and a type-4 solder paste for reliable assembly, making it suitable for automated SMT lines with fine-pitch capability but not hand soldering.

In what consumer audio applications is the TAS5001PFBG4 most commonly designed in?

The TAS5001PFBG4 targets consumer audio systems requiring Class-D efficiency — specifically soundbars delivering 2.1 or 5.1 channel audio, active bookshelf speakers, and home theater AV receivers with digital audio inputs. Its PWM output can drive external gate drivers and MOSFETs configured for H-bridge or half-bridge output stages producing 20 W to 200 W per channel from 12 V to 36 V rails.

How does the TAS5001PFBG4 compare to analog Class-D modulator approaches in terms of system integration?

A purely analog Class-D modulator requires an analog triangular wave oscillator, op-amp comparators, and analog filter stages — typically 10 or more passive components. The TAS5001PFBG4 replaces this chain with a single digital PWM processor that accepts a digital audio bitstream directly, eliminating ADC conversion and analog filter components, reducing system THD, and enabling direct integration with S/PDIF or I2S digital sources without a DAC stage.

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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.

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Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

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