IC-WT Datasheet, PDF (4/13 Pages) IC-Haus GmbH – INCREMENTAL ENCODER

iC-WT
INCREMENTAL ENCODER
Rev A0, Page 4/13
ELECTRICAL CHARACTERISTICS
Operating Conditions: VCC= 5V ±10%, Tj= -25..125°C, unless otherwise noted
Item Symbol Parameter
Conditions
Tj Fig.
Unit
°C
Min. Typ. Max.
Total Device
001 VCC
Permissible Supply Voltage
4.5
5.5
V
002 I(VCC) Supply Current in VCC,
Outputs A, B, Z hi
closed LED control:
R(ILR/AGND)= 15kΩ,
I(LED)≈ 3mA, NERR= hi;
I(A,B,Z)= 0, R(RZ/AGND)= 15kΩ,
I(DZ,DPx)= -400nA,
I(DNx)= -40..0nA, (x= A,B)
10
mA
003 I(VCC) Supply Current in VCC,
Outputs A, B, Z lo
closed LED control:
R(ILR/AGND)= 15kΩ,
27
I(LED)≈ 3mA, NERR= hi;
I(A,B,Z)= 0, R(RZ/AGND)= 15kΩ,
I(DZ,DPx)= -40..0nA
I(DNx)= -400nA
12
mA
5.5
mA
004 fo
Cut-off Frequency
for Tracks A and B
sinusoidal waveform,
I(DPx)= -20..-400nA,
I(DNx)= -400..-20nA
500
kHz
005 fo
Cut-off Frequency
for Index Track Z
rectangular waveform,
I(DZ)= -20..-400nA,
threshold 200nA
250
kHz
006 ∆tp()
Propagation Delay Deviation
track vs.track at A, B, Z
100
ns
Differential Photocurrent Amplifier, Track A and B
101 I(DPx) Permissible Sensor Current at
I(DNx) DPA, DNA, DPB, DNB
-600
0
nA
102 CM(P/N) Common Mode DPA vs. DNA,
DPB vs. DNB
0.85
1
1.15
Comparator, Track A and B
201 Hys
Hysteresis refered to [I(DPx) + I(DPx,DNx)= -400..0nA
I(DNx)] / 2
15
20
25
%
Photocurrent Amplifier, Index Track Z
401 I(DZ) Permissible Sensor Current at DZ
-600
0
nA
Comparator, Index Track Z
801 Hys
Hysteresis refered to I(DZ)
I(DZ)= -400..0nA
7
10
13
%
Push-Pull Outputs A, B, Z
301 Vs()hi Saturation Voltage hi
Vs()hi= VB-V();
I()= -400µA
-25
0.9
1.1
V
27
0.8
1.0
V
70
0.75
0.9
V
125
0.7
0.9
V
302 Vs()hi Saturation Voltage hi
Vs()hi= VB-V();
I()= -1.6mA
-25
1.2
1.5
V
27
1.1
1.4
V
70
1.05
1.3
V
125
1.05
1.3
V
303 Vs()lo Saturation Voltage lo
I()= 0.8mA
0.4
V
304 Vs()lo Saturation Voltage lo
I()= 1.6mA
0.5
V
305 Isc()hi Short-Circuit Current hi
V()= 0V..2.8V
-8
-1.7 mA
27
-3.5
mA