Datasheet

LT1011/LT1011A
15
1011afe
For more information www.linear.com/LT1011
Typical applicaTions
100kHz Precision Rectifier
Fast Settling Filter
–
+
LT1011
–
+
LT1011
4
2
3
3
2
8
8
7
1
15V
–15V 15V
5
6
6
4
–15V 15V
5
7
1
5k
10k
1.5k
1µF
3
8
6
OUTPUT
COMPARATORS DRIVE OPTO-COUPLED FET
“ON” WHEN DIFFERENCE BETWEEN OUTPUT
AND INPUT EXCEEDS THRESHOLD. WHEN
OUTPUT APPROACHES INPUT, THE GATE TURNS
“OFF” AND LOW PASS FILTERING OCCURS.
*INPUT POLARITY IS REVERSED WHEN USING
PIN 1 AS OUTPUT
INPUT*
7
1
4
2
OFM-1A
1M
15V
5k
THRESHOLD
100k
1011 TA21
0.1µF
V
IN
4.7k
4.7k
1M
LT1008C
100pF–15V
15V
100pF
–
+
LT1011
–5V
5V 5V
5V
–5V
5V
820Ω
–5V
1011 TA23
5V
12k
1k
RECTIFIED
OUTPUT
–5V
1
8
1k
7
74C04
74C04
4
2
AC INPUT
3
5k
ZERO
CROSS
TRIM
820Ω
12k
HP5082-2800
×4
100Ω
0.033µF