ald4706bsb Advanced Linear Devices Inc (ALD), ald4706bsb Datasheet - Page 6

• Manufacturer Part Number: ald4706bsb
• Description: Quad Ultra Micropower Rail-to-rail Cmos Operational Amplifier
• Manufacturer: Advanced Linear Devices Inc (ALD)

0V
-18mA
V
V
ALD4706A/ALD4706B
ALD4706
IN
IN
V
V
IN
V + -4V
0
1.4 F
IN
I
I
LOAD
LOAD
4V
V +
20K
V +
TWO STAGE HIGH GAIN AMPLIFIER
2K
20K
V
220
225
IN
0
7mA
1K
V +
2K
-
+
+
-
1/4 ALD4706
+
1/4 ALD4706
-
V TO I AMPLIFIER
1/4 ALD 4706
NOTES:
a) R
b) R
1V
V + = 5V
V + = 5V
20K
LOAD
LOAD
V +
1) GAIN = 20 First Stage
2) GAIN = 25 Second Stage
3) 500Hz
connected to V +
connected to GND
12V
Operating Frequency
HIGH INPUT IMPEDANCE RAIL-TO-RAIL PRECISION
800
V
V
V
V
R
1
4
2
3
G
G
IN
= 10M
S
1/4 ALD4706
D
D
S
-
+
V +
R
10M
10M
10M
10M
S
= 50
TYPICAL APPLICATIONS
20K
G
V
Accuracy limited by resistor tolerances and input offset voltage
G
OUT
10KHz
DC SUMMING AMPLIFIER
S
D
S
D
V +
R
20K
Advanced Linear Devices
SUB
L
SUB
= V
R
R
R
LOAD
S
LOAD
1
= 20
ALD1101
ALD1102
+ V
= 220
= 560
2
10M
C L
1nF
- V
3
V + = +2.5V
- V
V- = - 2.5V
+
-
4
+5V
V
IN
RAIL-TO-RAIL VOLTAGE FOLLOWER/BUFFER
10M
PHOTODIODE
100K
100K
0.1 F
0.1 F
RAIL-TO-RAIL WINDOW COMPARATOR
R
0 V
IN
PHOTO DETECTOR CURRENT TO
1/4 ALD4706
~
= 10
IN
V
V
V
V
V-
V-
IN
REF (LOW)
OUT (LOW)
REF (HIGH)
13
5V
VOLTAGE CONVERTER
V
V
I
IN
OUT
V
OUT
V +
for V
2
3
5
6
V +
+
-
+
+
-
-
REF (LOW)
+
-
8
5V
1/4 ALD4706
R
4
1/4 ALD4706
1/4 ALD4706
F
= 5M
< V
1/4 ALD4706
+2.5V
-2.5V
1
7
IN
< V
0.1 F
REF (HIGH)
1/4 74 C00
R
V
L
OUT
= 10K
= 1 X R
V
OUT
F
V
6
OUT