DG441B 查看數據表（PDF） - Vishay Semiconductors
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DG441B Datasheet PDF : 13 Pages
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DG441B, DG442B
Vishay Siliconix
TEST CIRCUITS
+ 15 V
10 V
3V
V+
S
D
IN
GND
RL
1
V-
kΩ
- 15 V
VO
CL
35 pF
Logic
3V
Input
0V
Switch VS
Input
50 % 50 %
tr < 20 ns
tf < 20 ns
tOFF
VO
80 %
80 %
Switch 0 V
Output
tON
CL (includes fixture and stray capacitance)
Note:
Figure 2. Switching Time
Logic input waveform is inverted for DG442.
+ 15 V
V+
Rg
S
D
IN
3V
GND
V-
- 15 V
VO
CL
1 nF
Figure 3. Charge Injection
VO
INX OFF
(DG441B)
OFF
INX
(DG442B)
ΔV
O
ON
OFF
ON
Q = ΔVO x CL
OFF
C = 1 mF tantalum in parallel with 0.01 mF ceramic
+ 15 V
C
VS
Rg = 50 Ω
0 V, 2.4 V
NC
0 V, 2.4 V
V+
S1
D1
IN1
S2
D2
IN2
GND
V-
C
50 Ω
VO
RL
+ 15 V
C
VS
V+
S
D
VO
Rg = 50 Ω
IN
RL
0 V, 2.4 V
GND
V-
C
- 15 V
- 15 V
XTALK Isolation = 20 log
C = RF bypass
VS
VO
Figure 4. Crosstalk
+ 15 V
C
Off Isolation = 20 log VS
VO
Figure 5. Off Isolation
V+
S
IN
0 V, 2.4 V
GND
D
V-
C
Meter
HP4192A
Impedance
Analyzer
or Equivalent
- 15 V
Figure 6. Source/Drain Capacitances
Document Number: 72625
For technical questions, contact: pmostechsupport@vishay.com
www.vishay.com
S13-1284-Rev. C, 27-May-13
7
This document is subject to change without notice.
THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
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