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DG9431DV-T1-E3

P1-P3P4-P6P7-P8
www.vishay.com
4
Document Number: 70831
S-71009–Rev. D, 14-May-07
Vishay Siliconix
DG9431
TYPICAL CHARACTERISTICS 25 °C, unless otherwise noted
Charge Injection
Leakage Current vs. Temperature
Off-Leakage vs. Voltage at 25 °C
- 2.0
- 1.5
- 1.0
- 0.5
0.0
0.5
1.0
1.5
2.0
0.0 0.5 1.0 1.5 2.0 2.5 3.0
V
COM
Q
INJ
(pC)
V+ = 3 V
25 45 65 85 105 125
(A)I
COM(off)
Temperature (°C)
I
COM(on)
I
COM(off)
10 nA
1 nA
100 pA
10 pA
1 pA
0.1 pA
- 2.5
- 2.0
- 1.5
- 1.0
- 0.5
0.0
0.5
1.0
1.5
2.0
2.5
012345
V
COM
V+ = 5 V
I
COM
I
NO/NC
(pA)I
OFF
Supply Current vs. V
IN
Off-Isolation vs. Frequency
r
DS
vs. V
COM
- 500
0
500
1000
1500
2000
2500
3000
012345
V
IN
V+ = 3 V
V+ = 5 V
I
SUPPLY
(µA)
- 140
- 120
- 100
-80
-60
-40
Frequency (Hz)
OFF-Isolation (dB)
0.1 M 1 M 10 M0.01 M0.001 M
12
15
18
21
24
27
30
012345
V+ = 3 V
V+ = 5 V
V
COM
(Ω)r
DS(on)
Document Number: 70831
S-71009–Rev. D, 14-May-07
www.vishay.com
5
Vishay Siliconix
DG9431
TYPICAL CHARACTERISTICS 25 °C, unless otherwise noted
r
DS
vs. V
COM
t
ON
/t
OFF
vs. Power Supply Voltage
V
COM
0
7
14
21
28
35
0.0 0.5 1.0 1.5 2.0 2.5 3.0
85 °C
25 °C
40 °C
(Ω)r
DS(on)
0
20
40
60
80
100
120
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
V+
T (ns)
t
ON
t
OFF
Switching Time vs. Temperature
Input Switching Point vs. Power Supply Voltage
0
10
20
30
40
50
60
70
- 60 - 30 0 30 60 90 120
/t
ON
(ns)
t
OFF
Temperature (°C)
t
OFF
t
ON
V+ = 3 V
0.50
0.75
1.00
1.25
1.50
1.75
2.00
2.25
23456
V+
V
IN
(sw)
www.vishay.com
6
Document Number: 70831
S-71009–Rev. D, 14-May-07
Vishay Siliconix
DG9431
TEST CIRCUITS
Figure 1. Switching Time
Switch
Input
C
L
(includes fixture and stray capacitance)
V+
IN
NO or NC
C
L
35 pF
COM
Logic
Input
R
L
300 Ω
V
OUT
GND
V+
50 %
0 V
0 V
Logic
Input
Switch
Output
t
ON
t
OFF
Logic "1" = Switch On
Logic input waveforms inverted for switches that have
the opposite logic sense.
0 V
Switch Output
V
OUT
=V
COM
R
L
R
L
+R
ON
+ 3 V
0.9 x V
OUT
t
r
t
f
< 20 ns
< 20 ns
Figure 2. Break-Before-Make Interval
C
L
(includes fixture and stray capacitance)
NC
V
NO
NO
V
NC
0 V
3 V
0 V
Logic
Input
Switch
Output
V
O
V
NC
= V
NO
t
r
< 5 ns
t
f
< 5 ns
90 %
t
D
t
D
IN
COM
V+
GND
V+
C
L
35 pF
V
O
R
L
300 Ω
Figure 3. Charge Injection
Off
OnOn
IN
ΔV
OUT
V
OUT
Q = ΔV
OUT
x C
L
C
L
COM
R
gen
V
OUT
NC or NO
3 V
IN
V
gen
GND
V+
V+
IN depends on switch configuration: input polarity
determined by sense of switch.
+
P1-P3P4-P6P7-P8

DG9431DV-T1-E3

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Manufacturer:
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