TYPICAL APPLICATIONS
RAIL-TO-RAIL VOLTAGE FOLLOWER/BUFFER
5V
0.1µF
-
V
IN
0
≤
V
IN
≤
5V
* See rail to rail waveform
+
C
L
400pF
OUTPUT
R
L
=10KΩ
RAIL-TO-RAIL WAVEFORM
~
Z
IN
= 10
12
Ω
INPUT
+5V
0V
+5V
OUTPUT
0V
Performance waveforms.
Upper trace is the output of a Wien Bridge
Oscillator. Lower trace is the output of Rail-
to-Rail voltage follower.
LOW OFFSET SUMMING AMPLIFIER
PHOTO DETECTOR CURRENT TO
VOLTAGE CONVERTER
R
F
= 5M
50K
10K
INPUT 1
INPUT 2
10K
GAIN = 5
* Circuit Drives Large Load
Capacitance
≤
4000pF
+
- 2.5V
.01µF
C
L
= 4000pF
-
OUTPUT
+2.5V
.01µF
I
-
PHOTODIODE
+2.5V
V
OUT
=
I
x R
F
+
-2.5V
R
L
= 10K
WIEN BRIDGE OSCILLATOR (RAIL-TO-RAIL) SINE
WAVE GENERATOR
+2.5V
OUTPUT
RAIL-TO-RAIL VOLTAGE COMPARATOR
+5V
V
IN
+5V
50K
0.1µF
OUTPUT
-
+
.01µF
C = .01µF
R = 10K
~
f=
1
-2.5V
10K
10K
2πR
C
~ 1.6KHz
10K
-
+
10M
* See rail to rail waveform
ULTRA LONG TIME CONSTANT INTEGRATOR
INTEGRATOR
VOLTAGE
PRESET
20K
20K
5V
Relay 1
1/2 ALD2301
5V
2
1
t
2
0.1
V = 1/RC
4
6
0.1
-5 V
* LOW LEAKAGE CAPACITOR
e.g. TEFLON CAPACITOR TYPE
K11B104KSW Component
Research Inc.
• All capacitance values are in
µF
unless otherwise specified.
• RELAYS 1 & 2 are of type 4705, Gordos Corporation.
7
4
t
1
V
IN
= dt
5V
1/2 ALD2301
Control 2
Control 1
C*
+5V
2
-
V
IN
R
Relay 2
8
3
-
ALD1712
7
+
1.5V
3
+
-
+
6
5
1.5V
ALD1712A/ALD1712B
ALD1712
Advanced Linear Devices
6
ALD [ ADVANCED LINEAR DEVICES ]
