TB2905HQ Toshiba, TB2905HQ Datasheet - Page 9

• 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

Electrical Characteristics
(unless otherwise specified, V
Quiescent supply current
Output power
Output power (R
Total harmonics distortion
Voltage gain
Interchannel voltage gain
Output noise voltage
Ripple rejection retio
Crosstalk
Output offset voltage
Input resistance
Standby current
Standby control voltage
Muting control voltage
Muting attenuation
Offset detection threshold voltage
Characteristics
L
= 2 Ω)
P
P
P
P
CC
OUT
OUT
OUT
OUT
P
P
P
V
P
V
V
Symbol
ATT M
V
V
OFFSET
V
OUT
OUT
OUT
V
OU
△G
V
I
V
THD
NO
NO
=13.2 V, f =1 kHz, R
R.R.
C.T.
off-set
CCQ
R
SB
I
SB
G
SB
M
SB
M
MAX (1)
MAX (2)
MAX (1)
MAX (2)
IN
T
V
(1)
(2)
H
V
L
M
(1)
H
(1)
(2)
(2)
L
Circuit
Test


























9
V
V
V
V
THD = 10%
V
V
V
THD = 10%
P
V
V
Rg = 0 Ω, DIN45405
Rg = 0 Ω, BW = 20 Hz~20 kHz
f
V
R
V
Standby state
POWER: ON, clipping
detection on pin 25
POWER: ON, offset detection
on pin 25
POWER: OFF
MUTE: OFF
MUTE: ON, R
MUTE: ON
V
OFF
Rpull-up = 47 kΩ, +V= 5.0 V
Based on normal output DC
voltage
rip
IN
CC
C
CC
CC
CC
CC
OUT
OUT
OUT
rip
g
OUT
OUT
C
= 620 Ω
= 100 Hz, R
= 0
= 0.775 Vrms
= 13.7 V, max POWER
= 14.4 V, max POWER
= 14.4 V, THD = 10%
= 14.4 V, max POWER
= 13.7 V, max POWER
= 14.4 V, THD = 10%
= 2 W
= 0.775 Vrms
= 0.775 Vrms
= 0.775 Vrms
= 7.75 Vrms → Mute:
Test Conditions
L
= 4 Ω, Ta = 25°C)
1


g
= 47 kΩ
= 620 Ω
-150
−1.0
±1.0
Min
7.5
2.5
2.5




23



42

24


50



80
0
0
Typ.
0.03
±1.5
200
130
120
47
43
29
25
80
77
55
45
26
60
70
90
90





0
0
2
TB2905HQ
2005-08-17
±2.0
Max
V
300
270
150
0.2
1.0
6.0
0.5
6.0
0.5
28
10













CC
µVrms
Unit
mA
mV
dB
dB
dB
dB
kΩ
µA
dB
W
W
%
V
V
V