tb2923ahq TOSHIBA Semiconductor CORPORATION, tb2923ahq Datasheet - Page 14

• Manufacturer Part Number: tb2923ahq
• Description: 51 W ? 4-ch Btl Audio Power Ic
• Manufacturer: TOSHIBA Semiconductor CORPORATION

300
200
100
−20
−40
−60
−80
−20
−40
−60
−80
0
0
0
10
10
10
V CC = 13.2 V
R L = 4 Ω
V OUT = 0.775 Vrms (0dBm)
R G = 620 Ω
V CC = 13.2 V
R L = 4 Ω
V OUT = 0.775 Vrms (0dBm)
R G = 620 Ω
CT (3-1)
V CC = 13.2 V
R L = 4 Ω
Filter:
20 Hz to 20 kHz
Signal source resistance R
100
100
100
frequency f (Hz)
frequency f (Hz)
C.T. – f (ch1)
C.T. – f (ch3)
1ch~4ch
V
NO
1 k
1 k
1 k
– R
g
CT (3-2)
10 k
g
10 k
10 k
CT (1-2)
CT (1-4)
(Ω)
CT (1-3)
CT (3-4)
100 k
100 k
100 k
14
−20
−40
−60
−80
−20
−40
−60
−80
0
0
10
10
80
60
40
20
0
CT (4-3)
V CC = 13.2 V
R L = 4 Ω
V OUT = 0.775 Vrms (0dBm)
R G = 620 Ω
V CC = 13.2 V
R L = 4 Ω
V OUT = 0.775 Vrms (0dBm)
R G = 620 Ω
0
f = 1 kHz
R L = 4 Ω
4ch drive
CT (4-2)
5
100
100
Output power P
frequency f (Hz)
frequency f (Hz)
10
C.T. – f (ch2)
C.T. – f (ch4)
P
V CC = 9 V
D
– P
1 k
1 k
15
OUT
OUT
CT (4-1)
20
CT (2-1)
(W)
10 k
10 k
13.2 V
TB2923AHQ
CT (2-4)
CT (2-3)
18 V
25
2009-01-29
100 k
100 k
30