SL-BD02 is new stereo class T amplifier with bluetooth, it is 20W(4ohm) continuous average per channel class-T digital audio power amplifier, use Tripath's proprietary power processing technology, class-T amplifiers offer both the audio fidelity of Class-AB and the power efficiency  of class-D amplifier. Bluetooth wireless receive audio signal.

2. Application

Power speaker

Digital product

Computer and PC multimedia  

Television

Battery powered system

DVD player

" Audiophile " quality sound
0.03% THD+N @10W 4ohm
0.1% THD+N@12W 4ohm

High power
25W@4 ohm,10% THD+N Vdd=14.6V
22W@4 ohm,10% THD+N Vdd=13.5V
13W@8ohm ,10% THD+N Vdd=13.5V

Class-T architecture

High efficiency
88% @12W 8ohm
81% @ 20W 4ohm

Dynamic range=99dB

Mute and sleep Input

Integrated Gate Drive Supply　  

Over-current protection

Over-temperature protection

IC package: 32-pin SSOP

PCB material is FR4, thickness 1.6MM

The dimension is 130.5mm*69mm

     B.   Bluetooth

Compliant with Bluetooth Specification v.2.1+EDR in2.4GHz ISM band

Built in internal ROM or 4M flash for program memory

Built in 32KB RAM for data storage and base band data transfer buffering

High performance stereo CODEC to handle voice and audio applications

SBC or MP3 encoding/decoding functions are also carried out by audio processor to satisfy A2DP requirements.

Encryption Pause and Resume　  

Erroneous Data Reporting

Extended Inquiry Response

Link Supervision Timeout Changed Event

Non-Flushable Packet Boundary Flag

Secure Simple Pairing

Adaptive Frequency Hopping(AFH) avoids occupied RF channels

Fast Connection supported

0dBm output power with level control 13dB from register control

Build in channel filter

16bit/32bit run time configurable audio processor