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Raspberry Pi X400 V3.0 DAC+ AMP Full-HD Class-D Amplifier I2S PCM5122 Audio Expansion Board Raspberry Pi 3 Model B+(Plus) / 3B Mus

SKU: 631324 (Added 2018-11-24)
Price: US$ 40.76
Shipping: Free shipping

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This is a redesigned X400 audio expansion board. We have adopted a lot of customer feedback on the previous version. We have made many improvements based on the previous version. I believe you will like it.

- 1Full-HD audio – up to 24-bit/192kHz playback
- 1Audiophile TI Burr Brown 32-bit/384kHz DAC (TI PCM5122)
- 1Class leading audio; 112db SNR, and THD of 0.0019%
- 1Built in High quality Class-D stereo audio amplifier (TI TPA3118D2)
- 1Up to 2×30W Into a 8-Ω BTL Load at 24Vdc
- 1Capable of driving 4 Ohm speakers (also works with higher impedance speakers)
- 1Built in high quality audio headphone amplifier (TI TPA6133A)
- 1Uses the Texas Instruments ultra-low-noise voltage regulator (output noise< 10μVRMS)
- 1Uses the Texas Instruments high efficiency step-Down DC converter (up to 95%)
- 16V~26Vdc converted to 5.1V, 3A to power the Raspberry Pi
- 1Uses the genuine ALPS RK163 series potentiometer for smooth volume adjustment
- 1Built in high quality IR sensor (Vishay -the world's leading supplier of infrared receivers)
- 1Onboard RCA connectors
- 1Onboard 3.5mm stereo headphone jack
- 1Onboard speaker & power screw terminals
- 1Onboard 4pin PH2.0 connector allowing to connect a external lighted power switch to control power
- 1Onboard gold-plated high-current DC power jack (5.5x2.5mm)
- 1Uses the digital I2S audio signals to reduce CPU load over USB audio solutions
- 1Connects directly to the Raspberry Pi - No wiring required
- 1Powers the Raspberry Pi - no additional power supply
- 1Reserved Raspberry Pi GPIO pin header (2x13Pins)
- 1Pop-noise can be improved by enabling GPIO control
- 1AMP can be enabled / disabled with jumper link


- Power supply: 6-26Vdc,( >=3A is recommend)
- GPIO used : LRCK - IO19, BCK - IO18, DATA - IO21, IR - IO26, AMP mute - IO22
- Analog audio output level: 2V RMS
- Headphone max output power: 142mW at 16Ω
- Amplifier max output power: 2×30W at 8Ω BTL Load at 24Vdc
- Resolution/Sampling Rate: upto 24bit / 192KHz (Raspberry Pi I2S)
- PCB size 87 x 56mm

[Power Supply Require]
DC 6-26V,( >=3A is recommend); Please refer to SKU:534268/534269

[User Manual]
Please refer to [Download Link]
ModelX400 V3.0
Quantity1 set
MaterialPCB + electronic components
ChipsetTI PCM5122
English Manual / SpecNo
Download Link
Dimensions & Weight
Dimensions 3.35 in x 2.24 in x 1.77 in (8.5 cm x 5.7 cm x 4.5 cm)
Weight 2.96 oz (84 g)
Packing List
1 x X400 V3.0 Audio Expansion Board
1 x Screws Pack
© 2013       
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