Datasheet

ADG779
Rev. A | Page 8 of 12
TYPICAL PERFORMANCE CHARACTERISTICS
5.0
0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
6.0
5.5
V
D
OR V
S
– DRAIN OR SOURCE VOLTAGE (V)
R
ON
(Ω)
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
T
A
=25°C
V
DD
=2.7V
V
DD
=5V
V
DD
=3V
V
DD
=4.5V
0
2491-003
Figure 3. On Resistance as a Function of V
D
(V
S
) Single Supplies
5.0
0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
6.0
5.5
V
D
OR V
S
– DRAIN OR SOURCE VOLTAGE (V)
R
ON
(Ω)
0 0.5 1.0 1.5 2.0 2.5 3.0
V
DD
= 3V
+85°C
+25°C
–40°C
02491-004
Figure 4. On Resistance as a Function of V
D
(V
S
) for
Different Temperatures V
DD
= 3 V
V
DD
= 5V
+85°C
+25°C
–40°C
5.0
0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
6.0
5.5
V
D
OR V
S
– DRAIN OR SOURCE VOLTAGE (V)
R
ON
(Ω)
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
02491-005
Figure 5. On Resistance as a Function of V
D
(V
S
) for
Different Temperatures V
DD
= 5 V
TEMPERATURE (°C)
0.15
0.10
–0.05
0.05
0
V
DD
=5V
V
D
=4.5V/1V
V
S
=1V/4.5V
I
D
,I
S
(ON)
I
S
(OFF)
0 102030405060708090
CURRENT (nA)
02491-006
Figure 6. Leakage Currents as a Function of Temperature
TEMPERATURE (°C)
0.15
0.10
–0.05
0.05
0
V
DD
= 3V
V
D
= 3V/1V
V
S
= 1V/3V
0 102030405060708090
CURRENT (nA)
I
D
, I
S
(ON)
I
S
(OFF)
02491-007
Figure 7. Leakage Currents as a Function of Temperature
1n
10n
100n
1µ
10µ
100µ
1m
10
m
V
DD
= 5V
1 10 100 1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
I
SUPPLY
(A)
0
2491-008
Figure 8. Supply Current vs. Input Switching Frequency