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TCA785 Datasheet(PDF) 5 Page - Infineon Technologies AG

Part No. TCA785
Description  Phase Control IC
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Maker  INFINEON [Infineon Technologies AG]
Homepage  http://www.infineon.com
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Semiconductor Group
5
TCA 785
Characteristics (cont’d)
8
VS 18 V; – 25 ˚C TA 85 ˚C; f = 50 Hz
Unit
Parameter
Symbol
min.
max.
Limit Values
Test
Circuit
typ.
µA
V
mV
k
µs
Ramp generator
Charge current
Max. ramp voltage
Saturation voltage at capacitor
Ramp resistance
Sawtooth return time
I10
V10
V10
R9
tf
10
100
3
1
1.6
1
1
225
80
1000
V2 – 2
350
300
V
V
µs
µA
µA
Inhibit pin 6
switch-over of pin 7
Outputs disabled
Outputs enabled
Signal transition time
Input current
V6 = 8 V
Input current
V6 = 1.7 V
V6 L
V6 H
tr
I6 H
– I6L
4
1
80
1
1
1
1
1
3.3
3.3
500
150
2.5
5
800
200
V
V
µA
µA
Long pulse switch-over
pin 13
switch-over of S8
Short pulse at output
Long pulse at output
Input current
V13 = 8 V
Input current
V13 = 1.7 V
V13 H
V13 L
I13 H
– I13 L
3.5
45
1
1
1
1
2.5
2.5
65
2
10
100
%
%
%
Deviation of I10
R 9 = const.
VS = 12 V; C10 = 47 nF
Deviation of I10
R 9 = const.
VS = 8 V to 18 V
Deviation of the ramp voltage
between 2 following
half-waves, VS = const.
I10
I10
V10 max
– 5
– 20
1
1
± 1
5
20
µA
V
Outputs pin 2, 3, 4, 7
Reverse current
VQ = VS
Saturation voltage
IQ = 2 mA
ICEO
Vsat
0.1
2.6
2.6
0.4
10
2




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