Min. Order: | 300 Piece/Pieces |
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Payment Terms: | T/T |
Place of Origin: | Guangdong |
Location: | Dongguan, Guangdong, China (Mainland) |
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Business Type: | Manufacturer |
Main Products: | LED Driver, High Power Pro Audio, Amplifier Modules, Bluetooth Speaker.electric |
Packing: | stardand |
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class D amplifier board,audio amplifier board,digital amp board
SL-A08 is the new design,
it is new product of digital amplifier board,use SMT decal of main
IC,connection is very simple.it driver 2*20W at 8ohm 14V,it use MAXIM
chip,with high performance.
2. Application
· 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=14V
· 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 |