TDA1557 데이터 시트보기 (PDF) - Philips Electronics
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TDA1557 Datasheet PDF : 10 Pages
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Philips Semiconductors
2 x 22 W BTL stereo car radio power
amplifier with speaker protection
DC CHARACTERISTICS
VP = 14.4 V, Tamb = 25 °C, unless otherwise specified. See note 1.
SYMBOL
PARAMETER
CONDITIONS
Supply
VP
IP
VO
∆Vos
positive supply voltage range
quiescent current
DC output voltage
DC output offset voltage
Mute/stand-by switch
Vsw
switch-on voltage level
MUTE CONDITION
Vmute
VO
∆Vos
mute voltage
output signal in mute position
DC output offset voltage
STAND-BY CONDITION
Vsb
stand-by voltage
Isb
DC current in stand-by condition
Isw
switch-on current
IP
positive supply current
note 2
note 3
VI = 1 V max; f = 1 kHz
V11 ≤ 0.5 V
0.5 < V11 ≤ 2 V
short-circuit to GND;
note 4
Loudspeaker protection
∆V4-6, 7-9 DC voltage across RL
Product specification
TDA1557Q
MIN. TYP. MAX. UNIT
6.0 14.4 18
V
−
80 160 mA
−
6.9 −
V
−
−
250 mV
8.5 −
−
V
3.3 −
−
−
−
−
6.4 V
20
mV
250 mV
0
−
2.0 V
−
−
100 µA
−
−
500 µA
−
30
60
µA
−
5.5 −
mA
−
−
1.0 V
May 1992
6
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