TB2905HQ Toshiba, TB2905HQ Datasheet - Page 2

• Manufacturer Part Number: TB2905HQ
• Manufacturer: Toshiba

Specifications of TB2905HQ

• No. Of Channels: 4
• Package: HZIP 25-P-1.00F
• Recommended Vcc (v): 13.2
• Rl=2 Ohm: 80W x 4
• Rl=4 Ohm: 50W x 4
• Rl=8 Ohm: -
• Features/built-in Functions: 4 BTL channels, standby switch, mute, BiCD process, Class-KB high efficiency
• Operating Voltage (v): 9 to 18

Block Diagram
Some of the functional blocks, circuits, or constants in the block diagram may be omitted or simplified for explanatory
purpose.
C
C
C
C
1
1
1
1
12
15
13
14
16
11
AC-GND
IN1
IN2
IN3
IN4
Ripple
10
TAB
1
V
CC2
Offset/Clip Det
6
2
PW-GND1
PW-GND2
PW-GND3
PW-GND4
OUT1 (+)
OUT1 (−)
OUT2 (+)
OUT2 (−)
OUT3 (+)
OUT3 (−)
OUT4 (+)
OUT4 (−)
V
MUTE
STBY
20
CC1
17
18
19
21
24
23
22
25
9
8
7
5
2
3
4
LPF
R
1
R
R
R
R
L
L
L
L
= 4 ohm
= 4 ohm
= 4 ohm
= 4 ohm
+B
TB2905HQ
2005-08-17