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RFQ ListingAnalog ICs & Data Converters
TPA6304QDDVRQ1 is a TI AEC-Q100 four-channel analog-input Class-D audio amplifier with 2.1 MHz PWM switching, delivering 27 W per channel into 4 ohm at 14.4 V (10% THD) with a 4.5 V to 18 V supply. Load diagnostics, 40 V load-dump protection, programmable clipping detection and CISPR 25 Class 5 EMI compliance come in a 44-pin HTSSOP (DDV) package.
ManufacturerTexas Instruments
PackageHTSSOP (DDV), 44-pin, 14.00 × 8.10 mm
SeriesTPA6304-Q1
Analog / Signal Chain Specifications
| Parameter | Value / Specification |
|---|---|
| Channels / Configuration | Four channels, bridge-tied load (BTL), PBTL parallel mode supported; four single-ended inputs |
| Supply Voltage | 4.5 V to 18 V power-stage supply; full operation down to 4.5 V for start/stop |
| Key Performance | 27 W per channel at 4 ohm, 14.4 V, 10% THD; 2.1 MHz PWM switching; gain options 10/16/22/28 dB |
| Audio Input | Four high-impedance single-ended analog inputs |
| Diagnostics | Load diagnostics for open/short, short-to-battery and short-to-ground; AC load impedance measurement; programmable clipping detection |
| Protection | 40 V load-dump protection, output short, DC-offset and thermal protection; thermal gain/foldback |
| Gain Options | Selectable 10 dB, 16 dB, 22 dB or 28 dB gain settings |
| EMI | Advanced gate-drive design meeting CISPR 25 Class 5 |
| Qualification | AEC-Q100 Grade 1 |
| Package / Case | HTSSOP (DDV), 44-pin, 14.00 × 8.10 mm |
Analog Features & Applications
- Four-channel analog Class-D at 2.1 MHz switching frequency
- 27 W/channel into 4 ohm at 14.4 V (10% THD) output power
- Full start/stop operation down to 4.5 V supply
- Comprehensive load diagnostics and fault protection
- CISPR 25 Class 5 compliant gate-drive EMI design
- PBTL mode allows channel paralleling for higher output
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Frequently Asked Questions
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