SL-A01 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 15W at RL=6Ω,VCC=15V,BTL
Rating 10W at RL=4Ω,VCC=12V,BTL
• Power efficiency is up to 82%
• Low Working Voltage Down To 5V, High Working Voltage up To 15V
• Thermal Protection function
• Output Pin Short-Circuit Protection
• Low Supply Current (5mA Typical at 12V)
• Low Current in Shutdown Mode (<1µA Typical)
• Separate VCC & PVCC
• Class-D audio design
• Components use SMT decal, the board dimension is very small
• IC decal is TSSOP20
• 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×30mm
4. Parameter
PARAMETER Test Condition MIN TYP MAX UNIT
PO(MAX)
Continuous output power
(r.m.s)at 1kHz
RL=4Ω 15V Not Allow W
12V 10.5
9V 6.2
RL=6Ω 15V MAX 15 W
12V 9.6
9V 5.4
RL=8Ω 15V 13 W
12V 8.2
9V 4.5
RL=16Ω 15V 7.8 W
12V 5
9V 2.71
THD+N
Vcc=9V, PO=3W, RL=6Ω,f=1kH 0.33 %
Vcc=12V, PO=7W, RL=6Ω,f=1kH 0.4
Vcc=15V, PO=12W, RL=6Ω,f=1kH 0.47
Vcc=9V, PO=2W, RL=8Ω,f=1kH 0.26
Vcc=12V, PO=6W, RL=8Ω,f=1kH 0.3
Vcc=15V, PO=9.5W, RL=8Ω,f=1kH 0.42
Output noise Vcc=12V, Po at THD+N<0.5%, f=1kHz Gain=20dB -70 dB
S/N Maximum output at THD+N＜0.5％,
f=1kHz 85 dB
Crosstalk between outputs VCC=12V, PO=1W RL=8Ω -60 dB
Working Voltage 5 12 15 V
