Datasheet

MCP6481/2/4
DS20002322C-page 10  2012-2013 Microchip Technology Inc.
Note: Unless otherwise indicated, T
A
=+25°C, V
DD
= +2.2V to +5.5V, V
SS
= GND, V
CM
=V
DD
/2, V
OUT
 V
DD
/2,
V
L
=V
DD
/2, R
L
=10kto V
L
and C
L
=20pF.
FIGURE 2-19: Gain Bandwidth Product,
Phase Margin vs. Ambient Temperature.
FIGURE 2-20: Gain Bandwidth Product,
Phase Margin vs. Ambient Temperature.
FIGURE 2-21: Output Short Circuit Current
vs. Power Supply Voltage.
FIGURE 2-22: Output Voltage Swing vs.
Frequency.
FIGURE 2-23: Output Voltage Headroom
vs. Output Current.
FIGURE 2-24: Output Voltage Headroom
vs. Output Current.
30
40
50
60
70
3
4
5
6
7
P
hase Margin (°)
n
Bandwidth Product
(MHz)
Gain Bandwidth Product
Phase Margin
0
10
20
0
1
2
-50 -25 0 25 50 75 100 125
P
Gai
n
Ambient Temperature (°C)
V
DD
= 2.2V
30
40
50
60
70
3
4
5
6
7
P
hase Margin (°)
n
Bandwidth Product
(MHz)
Gain Bandwidth Product
Phase Margin
0
10
20
0
1
2
-50 -25 0 25 50 75 100 125
P
Gai
n
Ambient Temperature (°C)
V
DD
= 5.5V
-20
-10
0
10
20
30
40
50
60
Short Circuit Current
(mA)
12
°
C
-40°C
+25°C
+85°C
+125°C
-60
-50
-40
-30
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Output
Power Supply Voltage (V)
+
12
5
°
C
+85°C
+25°C
-40°C
1
10
t
Voltage Swing (V
P-P
)
V
DD
= 2.2V
V
DD
= 5.5V
0.1
100 1000 10000 100000 1000000 10000000
Outpu
t
Frequency (Hz)
100 1k 10k 100k 1M 10M
1
10
100
1000
o
ltage Headroom (mV)
V
DD
-V
OH
V
OL
-V
SS
V
DD
= 2.2V
0.1
1
0.01 0.1 1 10
Output V
o
Output Current (mA)
1
10
100
1000
o
ltage Headroom (mV)
V
DD
-V
OH
V
OL
-V
SS
V
DD
= 5.5V
0.1
1
0.01 0.1 1 10 100
Output V
o
Output Current (mA)