ADA4091-4 Analog Devices, ADA4091-4 Datasheet - Page 7

• Manufacturer Part Number: ADA4091-4
• Description: Quad, Precision, Micropower, OVP, Rail-to-Rail Input/Output Operational Amplifier
• Manufacturer: Analog Devices

Specifications of ADA4091-4

• Vcc-vee: 3V to 30V
• Isy Per Amplifier: 200µA
• Packages: CSP,SOP
• -3db Bandwidth: 1.27MHz
• Slew Rate: 0.46V/µs
• Vos: 35µV
• Ib: 50nA
• # Opamps Per Pkg: 4
• Input Noise (nv/rthz): 25nV/rtHz

TYPICAL PERFORMANCE CHARACTERISTICS
–100
–150
200
180
160
140
120
100
300
250
200
150
100
350
300
250
200
150
100
–50
80
60
40
20
50
50
0
0
0
–1.5
–250 –200 –150 –100 –50
Figure 7. Input Bias Current vs. Common-Mode Voltage
–1
ADA4091-2
V
SY
= ±1.5V
Figure 5. Input Offset Voltage Distribution
0
–1.0
–40°C
+85°C
1
Figure 6. TCV
–0.5
2
TCV
+125°C
V
+25°C
3
V
OS
OS
OS
CM
0
Distribution
0
(µV)
(µV/°C)
(V)
4
50
0.5
5
100
ADA4091-2
–40°C ≤ T
V
SY
= ±1.5V
6
150
ADA4091-2
T
V
A
SY
1.0
A
= 25°C
= ±1.5V
≤ +125°C
200
7
250
8
1.5
Rev. F | Page 7 of 20
10,000
100
–20
80
60
40
20
1000
0
–10
–20
100
1k
0.1
10
50
40
30
20
10
0.001
1
0
ADA4091-2
V
R
C
10
SY
L
L
A
A
ADA4091-2
V
R
C
A
Figure 9. Open-Loop Gain and Phase vs. Frequency
= 1MΩ
= 35pF
V
V
SY
L
L
= ±1.5V
V
= 100
= 10
= 1MΩ
= 35pF
= 1
= ±1.5V
Figure 8. Dropout Voltage vs. Load Current
Figure 10. Closed-Loop Gain vs. Frequency
100
0.01
10k
GAIN
V
DD
FREQUENCY (Hz)
1k
LOAD CURRENT (mA)
– V
FREQUENCY (Hz)
ADA4091-2/ADA4091-4
OH
0.1
100k
V
OL
10k
PHASE
– V
SS
1
100k
1M
10
ADA4091-2
V
1M
SY
= ±1.5V
10M
10M
100
80
60
40
20
0
–20
100