TL081CP National Semiconductor, TL081CP Datasheet - Page 7

• Manufacturer Part Number: TL081CP
• Description: IC OP AMP BIFET SINGLE 8DIP
• Manufacturer: National Semiconductor
• Series: BI-FET II™r

Specifications of TL081CP

• Amplifier Type: J-FET
• Number Of Circuits: 1
• Slew Rate: 13 V/µs
• Gain Bandwidth Product: 4MHz
• Current - Input Bias: 50pA
• Voltage - Input Offset: 5000µV
• Current - Supply: 1.8mA
• Voltage - Supply, Single/dual (±): 10 V ~ 30 V, ±5 V ~ 18 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Output Type: -
• Current - Output / Channel: -
• -3db Bandwidth: -
• Other names: *TL081CP; TL081CPNS

Typical Applications
Ultra-Low (or High) Duty Cycle Pulse
low leakage capacitor
t
t
where V
OUTPUT HIGH
OUTPUT LOW
S
Supply Current Indicator Limiter
e
Generator
V
V
OUT
a
R2C
R1C
a
switches high when R
l
V
b
n
n
l
2V
4 8
V
4 8
S
S
b
b
b
b
7 8
2V
7 8
V
S
S
TL H 8358–11
S
I
S l
V
D
TL H 8358 – 9
7
Low leakage capacitor
50k pot used for less sensitive V
Parasitic input capacitance C1 j (3 pF for TL081 plus any additional
layout capacitance) interacts with feedback elements and creates un-
desirable high frequency pole To compensate add C2 such that
R2C2 j R1C1
Long Time Integrator
Hi-Z
IN
Inverting Amplifier
OS
adjust
TL H 8358 – 10
TL H 8358 – 12