Datasheet

MCP6L91/1R/2/4
DS22141B-page 6  2009-2011 Microchip Technology Inc.
Note: Unless otherwise indicated, T
A
=+25°C, V
DD
=+5.0V, V
SS
= GND, V
CM
=V
SS
, V
OUT
=V
DD
/2, V
L
=V
DD
/2,
R
L
=10kto V
L
and C
L
= 60 pF.
FIGURE 2-7: Measured Input Current vs.
Input Voltage (below V
SS
).
FIGURE 2-8: Open-Loop Gain, Phase vs.
Frequency.
FIGURE 2-9: Input Noise Voltage Density
vs. Frequency.
FIGURE 2-10: The MCP6L91/1R/2/4 Show
No Phase Reversal.
FIGURE 2-11: Quiescent Current vs.
Power Supply Voltage.
FIGURE 2-12: Output Short Circuit Current
vs. Power Supply Voltage.
1.E-12
1.E-11
1.E-10
1.E-09
1.E-08
1.E-07
1.E-06
1.E-05
1.E-04
1.E-03
1.E-02
-1.0 -0.9 -0.8 -0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0.1 0.0
Input Voltage (V)
Input Current Magnitude (A)
+125°C
+85°C
+25°C
-40°C
10m
1m
100µ
10µ
1µ
100n
10n
1n
100p
10p
1p
-20
0
20
40
60
80
100
120
1.E+
00
1.E+
01
1.E+
02
1.E+
03
1.E+
04
1.E+
05
1.E+
06
1.E+
07
1.E+
08
Frequency (Hz)
Open-Loop Gain (dB)
-210
-180
-150
-120
-90
-60
-30
0
Open-Loop Phase (°)
1 10 100 10k 100k 1M 100M
Phase
Gain
1k 10M
1
10
100
1,000
1.E-01 1.E+0
0
1.E+0
1
1.E+0
2
1.E+0
3
1.E+0
4
1.E+0
5Frequency (Hz)
Input Noise Voltage Density
(nV/

Hz)
0.1 101 100
10k
1k 100k
-1
0
1
2
3
4
5
6
0.E+ 00 1.E-03 2. E-03 3 .E-03 4. E-03 5.E-03 6. E-03 7.E-03 8 .E-03 9.E-03 1 .E-02
Time (1 ms/div)
Input, Output Voltages (V)
G = +2 V/VV
IN
V
OUT
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Power Supply Voltage (V)
Quiescent Current
per amplifier (mA)
+125°C
+85°C
+25°C
-40°C
-40
-30
-20
-10
0
10
20
30
40
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
Power Supply Voltage (V)
Short Circuit Current (mA)
-40°C
+25°C
+85°C
+125°C