product

Name：bluetooth amplifier board for bone transducer

bluetooth amplifier board for bone transducer 8ohm 0.5W

bluetooth amplifier board for bone transducer 8ohm 0.5W

SL-BD19 is new stereo class D amplifier with bluetooth, it is 0.5W(8ohm) continuous

average per channel digital audio power amplifier, Bluetooth circuit used JIELI chip,

can pairing with any Bluetooth device.

2. Application

 Power speaker

 Digital product

 Computer and PC multimedia

 Bluetooth headphone

 Powered system

 Bone conduction headphone

3. Feature

 Input Voltage: 3.7V

 Output Power: L and R channel 2*0.5W(MAX)

 Output impendence: 4~8Ω

 PO at 0.1% THD+N, RL = 8 Ω 0.5W (typ)

 Superior Low Noise

 Filterless and Low EMI

 High efficiency up to 90% (Class-D mode)

Less external components required

 High PSRR: -80dB(217Hz)

 Over current protection, over thermal protection

 Support mute function

 Bluetooth module is a Max.4dBm( Class2 ) module.

 compliant with the Bluetooth V2.1 protocol.

 16bit stereo DAC with Headphone Amplifier.

 Support the Bluetooth protocol framework: HANDS-FREE PROFILE （HFP：

HF）； ADVANCED AUDIO DISTRIBUTION PROFILE（A2DP：SNK）；

AUDIO/VIDEO REMOTE CONTROL PROFILE（AVRCP：CT）；

 Support the SBC decoding, support for stereo output with

16KHz/32KHz/44.1KHz/48KHz sample rate

 Support the mobile music player switching songs, playing or pausing music

 Support the echo cancellation and noise suppression

 Support active connections and simple pairing

 RoHS compliant.

 PCB size: 33.9MM*13.9MM