MCP651/2/5
Note:
Unless otherwise indicated, T
A
= +25°C, V
DD
= +2.5V to 5.5V, V
SS
= GND, V
CM
= V
DD
/3, V
OUT
= V
DD
/2,
V
L
= V
DD
/2, R
L
= 1 kΩ to V
L
, C
L
= 20 pF, and CAL/CS = V
SS
.
2.2
Other DC Voltages and Currents
14
12
10
8
6
4
2
0
1
10
Output Current Magnitude (mA)
100
V
DD
= 2.5V
V
DD
– V
OH
I
OUT
V
DD
= 5.5V
V
OL
– V
SS
-I
OUT
Ratio of Output Headroom to
Output Current (mV/mA)
8
7
Supply Current
(mA/amplifier)
6
5
4
3
2
1
0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
4.5
100
6.0
5.0
Power Supply Voltage (V)
6.5
125
5.5
+125°C
+85°C
+25°C
-40°C
FIGURE 2-16:
Ratio of Output Voltage
Headroom to Output Current.
14
Output Headroom (mV)
12
10
8
6
4
2
0
-50
-25
0
25
50
75
Ambient Temperature (°C)
100
125
V
DD
= 2.5V
V
DD
– V
OH
FIGURE 2-19:
Supply Voltage.
9
8
Supply Current
(mA/amplifier)
7
6
5
4
3
2
1
0
0.0
0.5
1.0
1.5
V
DD
= 2.5V
Supply Current vs. Power
R
L
= 1 kΩ
V
DD
= 5.5V
V
OL
– V
SS
V
DD
= 5.5V
2.0
2.5
3.0
3.5
Common Mode Input Voltage (V)
FIGURE 2-17:
Output Voltage Headroom
vs. Ambient Temperature.
100
80
60
40
20
0
-20
-40
-60
-80
-100
0.0
0.5
1.0
1.5
2.0
2.5
FIGURE 2-20:
Supply Current vs. Common
Mode Input Voltage.
1.8
Output Short Circuit Current
(mA)
+125°C
+85°C
+25°C
-40°C
POR Trip Voltages (V)
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
-50
-25
0
25
50
75
Ambient Temperature (°C)
V
PRL
V
PRH
3.0
3.5
4.0
4.5
5.0
5.5
6.0
Power Supply Voltage (V)
6.5
FIGURE 2-18:
Output Short Circuit Current
vs. Power Supply Voltage.
FIGURE 2-21:
Power On Reset Voltages
vs. Ambient Temperature.
DS22146A-page 10
©
2009 Microchip Technology Inc.
4.0
MICROCHIP [ MICROCHIP TECHNOLOGY ]
