TL080IP datasheet(4/13 Pages) TI

4 / 13 page

TL080

JFET-INPUT OPERATIONAL AMPLIFIER

SLOS368 – JUNE 2001

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

operating characteristics, VCC± = ±15 V, TA = 25°C

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Slew rate at unity gain

VI = 10 V,

RL = 2 kΩ,

CL = 100 pF, See Figure 1

µs

Rise time overshoot factor

VI =20mV

RL =2kΩ

CL = 100 pF

See Figure 1

0.05

µs

Rise-time overshoot factor

VI = 20 mV,

RL = 2 kΩ,

CL = 100 pF, See Figure 1

20%

Equivalent input noise voltage

RS = 100 Ω

f = 1 kHz

nV/

√Hz

Equivalent input noise voltage

RS = 100 Ω

f = 10 Hz to 10 kHz

µV

Equivalent input noise current

RS = 100 Ω,

f = 1 kHz

0.01

pA/

√Hz

THD

Total harmonic distortion

VO(rms) = 10 V,

RS ≤ 1 kΩ,

RL ≥ 2 kΩ,

f = 1 kHz

0.003%

APPLICATION INFORMATION

CL =

100 pF

Figure 1. Unity-Gain Amplifier

RL = 2 kΩ

CC = 18 pF

OUT

Figure 2. Gain-of-10 Inverting Amplifier

10 k

Ω

1 k

Ω

CL = 100 pF

OUT

Figure 3. Feed-Forward Compensation

100 k

Ω

C1 = 500 pF

OUT

IN–

Figure 4. Input Offset Voltage Null Circuit

2 M

Ω

COMP

1 M

Ω

VCC+

IN–

IN+

OUT

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