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Home » Product Directory » Consumer Electronics » Audio & Sets » Amplifier » Amplifier Board Class D 20W Stereo

Amplifier Board Class D 20W Stereo

Amplifier Board Class D 20W Stereo
Amplifier Board Class D 20W Stereo
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Product Description

1. Introduce
SL-A08 is the new design, it is new product of digital amplifier board, use SMT decal of main IC, connection is very simple. High Power efficiency, Less heat.

2. Aplication
Power speaker
Digital product
Computer and laptop
Portable product
Wireless product
TV, DVD and the other product

3. Feature
Output Power: Maximum 22.5W at RL=4Ω , VCC=12V
Power efficiency is up to 93%
Low Working Voltage Down To 4V, High Working Voltage up To 14V
Thermal Protection function
Output Pin Short-Circuit Protection
Separate VCC & PVCC
Class-D stereo audio design
Components use SMT decal, the board dimension is very small
IC decal is QFN44
No external heat-sink, Less heat, save heat sink cost
The current is very small
The PCB design provides both bead and LC solutions
The dimension is only 42mm× 48mm

4. Parameter
PARAMETER Test Condition MIN TYP MAX UNIT
PO(MAX)
Continuous output power
(r. M. S)at 1kHz
RL=4Ω 14V 22.5 W
12V 17
5V 3.6
RL=8Ω 14V 13 W
12V 10
5V 1.8
Output noise -70 dBV
S/N Maximum output at THD+N<0.5%,
F=1kHz 90 dB
Working Voltage 5 12 14 V

   
Productivity:  3000pcs/month
Unit Price:  Negotiable
Shipment Terms:  FOB
Payment Terms:  T/T
Price Valid Time:  From Feb 06,2012 To Feb 06,2013
Company: Recon (HK) Electronic Co., Ltd.(Dongguan Sunlight Electronic Co., Ltd.)

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