tb2921ahq TOSHIBA Semiconductor CORPORATION, tb2921ahq Datasheet - Page 2

• Manufacturer Part Number: tb2921ahq
• Description: 51 W ? 4-ch Btl Audio Power Ic
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Block Diagram
explanatory purposes.
Some of the functional blocks, circuits or constants may be omitted from the block diagram or simplified for
Mute
Play
5 V
R1
C1
C1
C1
C6
C1
11
12
13
15
16
14
22 Mute
4 Stby
IN1
IN2
IN3
IN4
Pre-GND
AC-GND
Ripple
10
TAB
1
V
2
CC2
6
H-SW/short
V
20
CC1
17
18
19
21
24
23
25
9
8
7
5
2
3
Out1 (+)
PW-GND1
Out1 (−)
Out2 (+)
PW-GND2
Out2 (−)
Out3 (+)
PW-GND3
Out3 (−)
Out4 (+)
PW-GND4
Out4 (−)
R
R
R
R
L
L
L
L
+B
TB2921AHQ
2009-02-03