TPA3140D2PWPR Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The TPA3140D2PWPR is an inductor-free stereo Class-D audio amplifier from Texas Instruments delivering 10W per channel (BTL) with ultra-low EMI and an Auto Gain Limiter in a 28-pin TSSOP package. It features 36dB gain, 22kHz audio bandwidth, and 102dB signal-to-noise ratio for high-quality audio output. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 29
- Lifecycle
- ACTIVE
- Datasheet
- TPA3140D2PWPR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.4271(MOQ 250)
- 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 TPA3140D2PWPR?
- Inductor-free Class-D stereo BTL amplifier delivering 10W per channel, eliminating costly external filter inductors and reducing BOM cost and board area
- Ultra-low EMI spread-spectrum modulation scheme and Auto Gain Limiter (AGL) prevent speaker damage and reduce RF interference in consumer electronics
- 102dB SNR with 36dB fixed gain and 22kHz audio bandwidth, delivering high-fidelity stereo audio suitable for premium consumer applications
- 28-pin TSSOP package (JESD-30 R-PDSO-G28) with RoHS-compliant Pb-free construction (e4), enabling compact and cost-effective audio amplifier designs
What is TPA3140D2PWPR used for?
The TPA3140D2PWPR is ideal for compact consumer audio products such as Bluetooth speakers, soundbars, portable docking stations, and smart home devices where high output power and minimal PCB footprint are required. Its inductor-free design significantly simplifies the audio output stage, making it a perfect fit for slim, low-cost portable speakers and desktop audio systems. The Auto Gain Limiter and ultra-low EMI features also make it suitable for battery-powered devices and products requiring FCC/CE electromagnetic compliance.
What are the specifications of TPA3140D2PWPR?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Bandwidth-Nom | 22kHz |
| Consumer IC Type | CLASS D AUDIO AMPLIFIER |
| Gain | 36dB |
| JESD-30 Code | R-PDSO-G28 |
| JESD-609 Code | e4 |
| Noise Figure-Nom | 102dB |
| Number of Channels | 2 |
| Number of Functions | 1 |
| Output Power-Nom | 10W |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP28,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Voltage-Max (Vsup) | 14.4V |
| Supply Voltage-Min (Vsup) | 4.5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
| Country of Origin | Taiwan |
Where can I find the TPA3140D2PWPR datasheet?
TPA3140D2PWPR Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TPA3140D2PWPR?
Compatible alternatives and drop-in replacements for TPA3140D2PWPR:
Frequently Asked Questions
Why is the TPA3140D2PWPR called inductor-free and what does that mean for circuit design?
The TPA3140D2PWPR uses a filterless Class-D output stage that drives speakers directly without external LC filter inductors. This eliminates the need for expensive, large inductors typically required in Class-D amplifiers, significantly reducing BOM cost, PCB area, and assembly complexity while maintaining acceptable audio quality with typical speaker loads.
What output power does the TPA3140D2PWPR deliver and in what configuration?
The TPA3140D2PWPR delivers 10W per channel in BTL (Bridge-Tied Load) stereo configuration. BTL mode bridges the speaker between two output pins, doubling the voltage swing across the load compared to single-ended outputs, which allows full 10W output from lower supply voltages.
What is the Auto Gain Limiter (AGL) feature in the TPA3140D2PWPR?
The Auto Gain Limiter (AGL) in the TPA3140D2PWPR automatically reduces the amplifier gain when the output signal approaches clipping or the speaker's maximum power handling capability. This prevents distortion, protects speakers from damage at high volumes, and provides a smoother audio experience without requiring external limiting circuitry.
What audio performance specs does the TPA3140D2PWPR achieve?
The TPA3140D2PWPR achieves a nominal SNR (Signal-to-Noise Ratio) of 102dB, a fixed gain of 36dB, and a nominal audio bandwidth of 22kHz. These specifications deliver high-fidelity stereo audio reproduction suitable for premium consumer electronics and multimedia speaker systems.
What are typical applications for the TPA3140D2PWPR?
Typical applications include Bluetooth wireless speakers, portable docking stations, soundbars, desktop multimedia speakers, smart home audio devices, and any battery-powered or mains-powered consumer audio product requiring stereo Class-D amplification with minimal external components and low EMI emissions.
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Why Buy from FindMyChip
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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 250+ | $0.5618 | $140.45 |
| 410+ | $0.4928 | $202.05 |
| 500+ | $0.4916 | $245.80 |
| 525+ | $0.4764 | $250.11 |
| 705+ | $0.4271 | $301.11 |
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