LM101 ST Microelectronics, Inc., LM101 Datasheet - Page 7

• Manufacturer Part Number: LM101
• Description: Single Operational Amplifiers
• Manufacturer: ST Microelectronics, Inc.

BASIC DIAGRAM
BALANCING CIRCUIT
SINGLE POLE COMPENSATION
PROTECTING AGAINST GROSS FAULT
CONDITIONS
V
V
Input
I
I
-
LM101A
C1 >
C = 30pF
R2
R1
S
R1
R3
R1 + R2
R1 C
-
LM101A
S
R3
C2
Output
C1
R4
-
LM101A
R1 : protects input
R4 : protects output
R5 : protects output.
Test point
R2
Not needed when R4 is used
1
C1
5M
R5
R3
Output
30pF
C1
8
5.1M
R4
V
O
ALTERNATE BALANCING CIRCUIT
FEEDFORWARD COMPENSATION
COMPENSATING FOR STRAY INPUT CAPA
CITANCES OR LARGE FEEDBACK RESISTOR
Input
V
I
-
LM101A
R3
R 1
LM101A - LM201A - LM301A
R1
R3
30pF
C1
C
S
150pF
C1
-
LM101A
LM101A
5.1M
10M
C2
R2
R1
R2
C2
R2
1
C1
C2 =
f = 3MHz
C2
=
2 f R2
Output
V
CC
R1 C
V
1
R2
O
50k
-
R3
7/11
S