TDA1526 Просмотр технического описания (PDF) - Philips Electronics
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TDA1526 Datasheet PDF : 14 Pages
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Philips Semiconductors
Stereo-tone/volume control circuit
Product specification
TDA1526
DC CHARACTERISTICS
VP = V3-18 = 12 V; Tamb = 25 °C; measured in Fig.1; RG ≤ 600 Ω; RL ≥ 4.7 kΩ; CL ≤ 200 pF; unless otherwise specified
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
Supply (pin 3)
Supply voltage
Supply current
at VP = 8.5 V
at VP = 12 V
at VP = 15 V
DC input levels (pins 4 and 15)
at VP = 8.5 V
at VP = 12 V
at VP = 15 V
DC output levels (pins 8 and 11)
under all control voltage conditions
with DC feedback
at VP = 8.5 V
at VP = 12 V
at VP = 15 V
Pin 17
Internal potentiometer supply voltage
at VP = 8.5 V
Contour on/off switch (control by I17)
contour (switch open)
linear (switch closed)
Application without internal potentiometer
supply voltage at VP ≥ 10.8 V
(contour cannot be switched off)
Voltage range forced to pin 17
DC control voltage range for volume,
bass, treble and balance
(pins 1, 9, 10 and 16 respectively)
at V17-18 = 5 V
using internal supply
Input current of control inputs
(pins 1, 9, 10 and 16)
VP = V3-18 7.5
IP = I3
19
IP = I3
25
IP = I3
30
V4, 15-18
3.8
V4, 15-18
5.3
V4, 15-18
6.5
−
16.5
V
27
35
mA
35
45
mA
43
56
mA
4.25
4.7
V
5.9
6.6
V
7.3
8.2
V
V8, 11-18
3.3
4.25
5.2
V
V8, 11-18
4.6
6.0
7.4
V
V8, 11-18
5.7
7.5
9.3
V
V17-18
3.5
3.75
4.0
V
−I17
−
−
0.5
mA
−I17
1.5
−
10
mA
V17-18
4.5
−
VP/2−VBE V
V1,9,10,16
1.0
−
V1,9,10,16
0.25
−
−I1,9,10,16
−
−
4.25
V
3.8
V
5
µA
May 1992
5
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