TB2905HQ View Datasheet(PDF) - Toshiba
Part Name
Description
Manufacturer
TB2905HQ Datasheet PDF : 17 Pages
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TB2905HQ
Electrical Characteristics
(unless otherwise specified, VCC =13.2 V, f =1 kHz, RL = 4 Ω, Ta = 25°C)
Characteristics
Quiescent supply current
Output power
Output power (RL = 2 Ω)
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
Symbol
Test
Circuit
Test Conditions
ICCQ
 VIN = 0
POUT MAX (1)  VCC = 14.4 V, max POWER
POUT MAX (2)  VCC = 13.7 V, max POWER
POUT (1)
 VCC = 14.4 V, THD = 10%
POUT (2)
 THD = 10%
POUT MAX (1)  VCC = 14.4 V, max POWER
POUT MAX (2)  VCC = 13.7 V, max POWER
POUT (1)
 VCC = 14.4 V, THD = 10%
POUT (2)
 THD = 10%
THD
 POUT = 2 W
GV
 VOUT = 0.775 Vrms
â–³GV
 VOUT = 0.775 Vrms
VNO (1)
 Rg = 0 Ω, DIN45405
VNO (2)
 Rg = 0 Ω, BW = 20 Hz~20 kHz
R.R.

frip = 100 Hz, Rg = 620 Ω
Vrip = 0.775 Vrms
C.T.

Rg = 620 Ω
VOUT = 0.775 Vrms
VOFFSET


RIN


ISB
 Standby state
VSB H

POWER: ON, clipping
detection on pin 25
VSB M

POWER: ON, offset detection
on pin 25
VSB L
VM H
VM L
 POWER: OFF
 MUTE: OFF
 MUTE: ON, R1 = 47 kΩ
ATT M
MUTE: ON
 VOUT = 7.75 Vrms → Mute:
OFF
Voff-set
Rpull-up = 47 kΩ, +V= 5.0 V
 Based on normal output DC
voltage
Min




23



42

24
−1.0


50

-150


7.5
2.5
0
2.5
0
80
±1.0
Typ.
200
47
43
29
25
80
77
55
45
0.03
26
0
130
120
60
70
0
90
2





90
±1.5
Max Unit
300 mA


W




W


0.2
%
28
dB
1.0
dB

µVrms
270

dB

dB
150 mV

kΩ
10
µA
VCC
6.0
V
0.5
6.0
V
0.5

dB
±2.0
V
9
2005-08-17
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