tb2959hq TOSHIBA Semiconductor CORPORATION, tb2959hq Datasheet - Page 19

• Manufacturer Part Number: tb2959hq
• Description: Maximum Power 47w Btl  4-ch Audio Power Ic
• Manufacturer: TOSHIBA Semiconductor CORPORATION

16.3 Output Power Characteristics to Input Voltage
16.4 Power Dissipation vs. Output Power
50
40
30
20
10
50
40
30
20
10
0
0
0
0
Input voltage V
Input voltage V
1
1
1 kHz
1 kHz
P
P
OUT
OUT
2
2
(ch1) – V
(ch3) – V
IN (rms)
IN (rms)
3
3
f = 20 kHz
f = 20 kHz
IN
IN
80
60
40
20
0
V CC = 13.2 V
R L = 4 
Filter nothing
V CC = 13.2 V
R L = 4 
Filter nothing
0
(V)
(V)
4
4
f = 1 kHz
R L = 4 
4ch drive
10 kHz
100 Hz
100 Hz
10 kHz
5
Output power
6.0 V
5
5
P
D
– P
10
OUT
19
(R
P
OUT
L
15
= 4 )
50
40
30
20
10
50
40
30
20
10
(W)
0
0
0
0
20
13.2 V
18 V
Input voltage V
Input voltage V
1
1
25
1 kHz
1 kHz
P
P
OUT
OUT
2
2
(ch2) – V
(ch4) – V
IN (rms)
IN (rms)
3
3
f = 20 kHz
f = 20 kHz
IN
IN
V CC = 13.2 V
R L = 4 
Filter nothing
V CC = 13.2 V
R L = 4 
Filter nothing
(V)
(V)
4
4
TB2959HQ
10 kHz
100 Hz
100 Hz
10 kHz
2011-11-08
5
5