TPA0132PWPR Equivalent & Substitute Parts

Part Overview

The TPA0132PWPR is a Class AB stereo amplifier IC manufactured by Texas Instruments, designed for 2-channel stereo headphone applications. This device delivers 2.8W output power per channel at 3Ohm load impedance and operates across a 4.5V to 5.5V supply voltage range. The part is classified as Obsolete, making identification of functionally equivalent active alternatives necessary for new designs and ongoing production requirements.

Substiute Parts

TPA0132PWPR

Texas InstrumentsIn Stock: 5553TPA0132PWPR Datasheet

Current PartRFQ

TPA0152PWPR

Texas InstrumentsIn Stock: 3863TPA0152PWPR Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the TPA0132PWPR is determined by strict equivalence across the following critical parameters:

Electrical Equivalence Criteria:

• Amplifier topology: Class AB
• Channel configuration: 2-Channel (Stereo) with Stereo Headphones output
• Output power specification: 2.8W per channel at 3Ohm load
• Supply voltage range: 4.5V ~ 5.5V
• Operating temperature range: -40°C ~ 85°C

Mechanical Equivalence Criteria:

• Package type: 24-PowerTSSOP
• Physical dimensions: 0.173" × 4.40mm width
• Mounting technology: Surface Mount

Compliance Equivalence Criteria:

• RoHS3 Compliance
• Moisture Sensitivity Level: 2 (1 Year)

The TPA0152PWPR meets all electrical, mechanical, and compliance requirements for direct substitution. Additional features present in the substitute part (Mute, Thermal Protection) do not disqualify it from equivalence, as these represent functional enhancements rather than deviations from core specifications.

Parameter Comparison

Engineering Selection Recommendations

The TPA0132PWPR is classified as Obsolete. The TPA0152PWPR is the manufacturer-recommended substitute and maintains Active product status with Texas Instruments.

Selection Basis:

1. Electrical Compatibility: The TPA0152PWPR delivers identical electrical performance across all specified parameters: Class AB amplification, 2.8W per channel at 3Ohm, and 4.5V to 5.5V supply operation.

2. Mechanical Compatibility: Both devices utilize the 24-PowerTSSOP package with identical physical dimensions, ensuring direct PCB layout compatibility without redesign.

3. Compliance Alignment: Both parts maintain ROHS3 compliance and identical Moisture Sensitivity Level (MSL 2, 1 Year), satisfying regulatory and environmental requirements.

4. Product Lifecycle: The TPA0152PWPR is an Active product with established supply chain availability, addressing the obsolescence status of the TPA0132PWPR.

5. Feature Enhancement: The TPA0152PWPR includes additional protective features (Mute, Thermal Protection) that enhance reliability without altering core amplification specifications.

Frequently Asked Questions (FAQ)

Q: Can the TPA0152PWPR be used as a direct replacement for the TPA0132PWPR in existing designs?

A: Yes. The TPA0152PWPR is electrically and mechanically equivalent to the TPA0132PWPR. Both devices share identical output power specifications (2.8W per channel at 3Ohm), supply voltage range (4.5V ~ 5.5V), operating temperature range (-40°C ~ 85°C), and package type (24-PowerTSSOP). No circuit modifications or PCB redesign are required.

Q: Are there any differences in pin configuration between these parts?

A: Both the TPA0132PWPR and TPA0152PWPR use the 24-PowerTSSOP package with identical physical dimensions (0.173" × 4.40mm width). Pin configuration compatibility is maintained for direct substitution.

Q: What is the significance of the TPA0152PWPR being Active while the TPA0132PWPR is Obsolete?

A: The Active status of the TPA0152PWPR indicates ongoing manufacturer support, established supply chain availability, and continued production. This addresses the obsolescence of the TPA0132PWPR and ensures long-term component availability for new designs and production runs.

Q: Does the TPA0152PWPR include additional features compared to the TPA0132PWPR?

A: The TPA0152PWPR includes Mute and Thermal Protection features in addition to the core feature set (Depop, Differential Inputs, Input Multiplexer, Shutdown, Volume Control). These enhancements do not alter the fundamental amplification specifications and provide additional design flexibility.

Q: Are both parts RoHS compliant?

A: Yes. Both the TPA0132PWPR and TPA0152PWPR are ROHS3 compliant and carry identical Moisture Sensitivity Level ratings (MSL 2, 1 Year).

Q: What packaging options are available for the TPA0152PWPR?

A: The TPA0152PWPR is supplied in Tape & Reel (TR) packaging, which is standard for high-volume production and automated assembly processes.