SGM4866 Datasheet, PDF (5/12 Pages) SG Micro Corp – 1.28W Stereo Audio Power Amplifier

SGM4866
1.28W Stereo Audio Power Amplifier
TYPICAL PERFORMANCE CHARACTERISTICS
At T_A = +25℃, A_V = 2, f = 1kHz, C_BYPASS = 1µF, unless otherwise noted.
THD+N vs. Frequency
1
THD+N vs. Frequency
1
0.1
0.1
0.01
0.001
0.01
1
V_CC = 5V, R_L = 8Ω
P_O = 900mW, No Filters
0.1
1
10
100
Frequency (kHz)
THD+N vs. Frequency
0.1
0.01
0.001
0.01
V_CC = 3V, R_L = 8Ω
P_O = 350mW, No Filters
0.1
1
10
100
Frequency (kHz)
0.01
0.001
0.01
V_CC = 4V, R_L = 8Ω
P_O = 600mW, No Filters
0.1
1
10
100
Frequency (kHz)
Power Supply Rejection Ratio vs. Frequency
0
V_CC = 5V, R_L = 8Ω
-20
Input 10Ω Terminated
200mV_P-P
-40
-60
-80
-100
0.01
0.1
1
10
100
Frequency (kHz)
Power Supply Rejection Ratio vs. Frequency
0
V_CC = 3V, R_L = 8Ω
-20
Input 10Ω Terminated
200mV_P-P
-40
-60
-80
-100
0.01
0.1
1
10
100
Frequency (kHz)
Crosstalk or Separation vs. Frequency
-75
-80
A - OUT / B - IN
-85
-90
-95
-100
0.01
B - OUT /A - IN
V_CC = 5V, R_L = 8Ω
P_O = 1W, No Filters
0.1
1
10
100
Frequency (kHz)
SG Micro Corp
5
www.sg-micro.com