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DG417B Datasheet, PDF (7/9 Pages) Vishay Siliconix – Precision CMOS Analog Switches
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New Product
DG417B/418B/419B
Vishay Siliconix
TEST CIRCUITS
VO is the steady state output with the switch on.
"10 V
+5 V
VL
S
IN
GND
+15 V
V+
D
V-
- 15 V
RL
300 W
VO
CL
35 pF
Logic
3V
Input
0V
50%
Switch
VS
Input
VO
90%
Switch
0V
Output
tON
tr <5 ns
tf <5 ns
tOFF
CL (includes fixture and stray capacitance)
VO = VS
RL
RL + rDS(on)
Note: Logic input waveform is inverted for switches that have the
opposite logic sense.
FIGURE 2. Switching Time (DG417B/418B)
+5 V
VL
S1
VS1
S2
VS2
IN
GND
+15 V
V+
D
Logic
3V
Input
0V
VO
RL
300 W
CL
35 pF
VS1 = VS2
VO
90%
V-
Switch 0 V
Output
tD
- 15 V
CL (includes fixture and stray capacitance)
FIGURE 3. Break-Before-Make (DG419B)
tr <5 ns
tf <5 ns
tD
+5 V
+15 V
VL
VS1
S1
VS2
S2
IN
GND
V+
D
V-
RL
300 W
VO
CL
35 pF
3V
Logic
Input
0V
VS1
V01
Switch
Output
- 15 V
VS2
CL (includes fixture and stray capacitance)
VO = VS
RL
RL + rDS(on)
FIGURE 4. Transition Time (DG419B)
50%
tTRANS
V02
tr <5 ns
tf <5 ns
tTRANS
90%
10%
Document Number: 72107
S-31538—Rev. B, 11-Aug-03
www.vishay.com
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