Datasheet

Table Of Contents
MCP616/7/8/9
DS21613C-page 10 © 2008 Microchip Technology Inc.
Note: Unless otherwise indicated, V
DD
= +2.3V to +5.5V, V
SS
= GND, T
A
= 25°C, V
CM
=V
DD
/2, V
OUT
V
DD
/2,
R
L
=100k to V
DD
/2 and C
L
=60pF.
FIGURE 2-19: Quiescent Current vs.
Power Supply Voltage.
FIGURE 2-20: DC Open-Loop Gain vs.
Load Resistance.
FIGURE 2-21: Gain-Bandwidth Product,
Phase Margin vs. Load Resistance.
FIGURE 2-22: Output Voltage Headroom
vs. Output Current Magnitude.
FIGURE 2-23: DC Open-Loop Gain vs.
Power Supply Voltage.
FIGURE 2-24: Channel-to-Channel
Separation vs. Frequency (MCP617 and
MCP619 only).
0
5
10
15
20
25
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)
Quiescent Current
(µA/Amplifier)
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
90
95
100
105
110
115
120
125
130
0.1 1 10 100
Load Resistance (
Ω
)
DC Open-Loop Gain (dB)
V
DD
= 2.3V
V
DD
= 5.5V
100 1k 10k 100k
0
20
40
60
80
100
120
140
160
180
200
1 10 100 1,000
Load Resistance (
Ω
)
Gain Bandwidth Product
(kHz)
0
10
20
30
40
50
60
70
80
90
100
Phase Margin (°)
PM
GBWP
1k 10k 100k 1M
1
10
100
1,000
0.01 0.1 1 10
Output Current Magnitude (A)
Output Voltage Headroom (mV)
10µ 100µ 1m 10m
V
DD
– V
OH
V
OL
– V
SS
V
DD
= 2.3V
V
DD
= 5.5V
105
110
115
120
125
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
Power Supply Voltage (V)
DC Open-Loop Gain (dB)
R
L
= 25 k
70
80
90
100
110
120
130
140
1.E+02 1.E+03 1.E+04 1.E+05
Frequency (Hz)
Channel-to-Channel
Seperation (dB)
Referred to Input
100 100k10k1k