Datasheet

ADG738/ADG739 Data Sheet
Rev. A | Page 12 of 20
TEST CIRCUITS
Figure 19. On Resistance
Figure 20. I
D
(Off), I
S
(Off)
Figure 21. I
S
, I
D
(On)
Figure 22. Switching Times and Break-Before-Make Times
Figure 23. Charge Injection
I
DS
SD
V
S
V
10758-025
R
ON
=V/I
DS
S1 D
V
S
A A
V
D
I
S
(OFF) I
D
(OFF)
Sn
10758-026
A
10758-028
S2
V
D
V
D
Sn
S1
A
D
I
D
(ON)
NC
NC = NO CONNECT
GND
V
DD
V
DD
50%
t
OFF
90%
90%
50%
V
OUT
D
V
S1
ADG738*
S1
S8
S2 THRU S7
R
L
300Ω
C
L
35pF
V
S1
80%
80%
V
S1
= V
S8
V
S8
V
OUT
V
OUT
SYNC
t
ON
t
OPEN
*SIMILAR CONNECTION FOR ADG739.
10758-029
SYNC
GND
V
DD
ADG738*
1nF
INPUT LOGIC
V
OUT
C
L
V
S
R
S
D
*SIMILAR CONNECTION FOR ADG739.
S
SWITCH OFF
SWITCH ON
∆V
OUT
Q
INJ
= C
L
× V
OUT
10758-030
SYNC