Datasheet TL081CD, TL081C, TL081ACN, TL081M, TL081IN Datasheet (SGS Thomson Microelectronics)

TL08 1



SINGLE OPERATIONAL AMPLIFIER

.WIDE COMMON-MODE (UP TO V

DIFFERENTIAL VOLTAGERANGE

CC

+

)AND

.LOW INPUT BIAS AND OFFSET CURRENT

.OUTPUTSHORT-CIRCUIT PROTECTION

.HIGH INPUT IMPEDANCE J–FET INPUT

STAGE

.INTERNALFREQUENCY COMPENSATION

.LATCHUPFREE OPERATION

.HIGHSLEWRATE : 16V/µs (typ)

DESC RIP TI ON

The TL081,TL081AandTL081Barehigh speed J–FETi nputsingleoperat i onalampli fi ersincor por ating wellmatched,highvoltageJ–FETandbipolartransistorsin a monolithicintegratedcircuit.

Thedevicesfeaturehighslewrates,lowinputbiasand offsetcurr ents ,and lowoffsetvoltagetemperature coefficient.

TL081A - TL081B

GENERAL PURPOSE J-FET

N

DIP8

(PlasticPackage)

ORDER CODES

Part Number

TL081M/AM/BM –55 TL081I/AI/BI –40 TL081C/AC/BC 0 Examples : TL081CD, TL081IN

Temperature

Range

o

C, +125oC ••

o

C, +105oC ••

o

C, +70oC ••

(PlasticMicropackage)

D

SO8

Package

ND

PIN CONNECTI O NS (top view)

1 2 3 4

December 1998

1 - OffsetNull 1

8 7 6 5

2 - Inverting input 3 - Non-inverting input

-

4-V

CC

5 - OffsetNull 2 6 - Output

+

7-V

CC

8 - N.C.

1/9

TL081 - TL081A - TL081B

SCHEMATI C DIAGRAM

V

CC

Non-inverting

input

Inverting

input

V

CC

1.3k

Offset Null1 Offset Null2

1.3k

35k

100Ω

200 Ω

Ω

100

30k

8.2k

Ω

100

35k

Output

INPUT OFFS ET VOLT AGE NULL CIRCUITS

TL081

N1 N2

100k Ω

V

CC

ABSOLUTE MAXIMUM RATINGS

Symbol Parameter Value Unit

V

P

T

Notes: 1. All voltage values, except differential voltage,arewithrespectto thezeroreference level (ground) of the supply voltageswhere the

Supply Voltage - (note 1) ±18 V

CC

Input Voltage - (note 3) ±15 V

V

i

Differential Input Voltage - (note 2) ±30 V

V

id

Power Dissipation 680 mW

tot

Output Short-circuit Duration - (note 4) Infinite Operating Free Air Temperature Range TL081C,AC,BC

oper

TL081I,AI,BI TL081M,AM,BM

Storage Temperature Range –65 to 150

stg

zeroreference levelis the midpoint between V

2. Differentialvoltages areat the non-inverting input terminalwithrespect totheinverting input terminal.

3. The magnitude of the inputvoltage mustnever exceed the magnitude of the supply voltageor 15 volts, whicheveris less.

4. The output may be shorted to ground or to either supply. Temperature and /or supply voltages must be limited to ensure that the dissipation rating is not exceeded.

+

CC

andV

–

.

CC

0to70 –40 to 105 –55 to 125

o

C

o

C

2/9

TL081 - TL081A - TL081B

ELECTRICAL CHARACTERISTICS

= ±15V, T

V

CC

Symbol Parameter

V

DV

A

Input Offset Voltage (RS=50Ω)

io

Input Offset Voltage Drift 10 10 µV/oC

io

Input Offset Current *

I

io

Input Bias Current *

I

ib

Large Signal Voltage Gain (RL=2kΩ,VO=±10V)

vd

SVR Supply Voltage Rejection Ratio (R

I

V

Supply Current, no Load

CC

Input Common Mode Voltage Range ±11 +15

icm

CMR Common Mode Rejection Ratio (R

Ios Output Short-circuit Current

±V

Output Voltage Swing

OPP

SR Slew Rate (V

T

amb

t

Rise Time (Vin= 20mV, RL=2kΩ,CL= 100pF,

r

T

amb

K

Overshoot (Vin= 20mV, RL=2kΩ,CL= 100pF,

OV

T

amb

GBP Gain Bandwidth Product (f = 100kHz,

T

amb

R

Input Resistance 10

i

THD Total Harmonic Distortion (f = 1kHz, A

R

L

Equivalent Input Noise Voltage

e

n

(f = 1kHz, R

∅m Phase Margin 45 45 Degrees

* The inputbias currents are junction leakagecurrents which approximately double for every 10oC increase in thejunction temperature.

=25oC (unless otherwise specified)

amb

TL081I,M,AC,AI,

AM,BC,BI,BM

Min. Typ. Max. Min. Typ. Max.

=25oC TL081

T

T T

amb

min.

amb min.

≤ T

amb

=25oC

≤ T

amb

=25oC

≤ T

amb

=25oC

≤ T

amb

=25oC

≤ T

amb

=25oC

≤ T

amb

≤ T

max.

TL081A TL081B TL081 TL081A TL081B

=50Ω)

S

5025200 2515200

808086 707086

3

10

3

6

1

3

13

7 5

5 100

4

20 200

20

1.4 2.5

2.5 ±11 +15

-12

=50Ω)

=25oC

T

amb

≤ T

T

min.

T

amb

T

min.

T

amb

T

min.

=25oC, unity gain) 8 16 8 16

≤ T

amb

max.

=25oC

≤ T

amb

max.

=25oCR

≤ T

amb

max.

= 10V, RL=2kΩ, CL= 100pF,

in

S

=2kΩ

L

= 10kΩ

R

L

RL=2kΩ

= 10kΩ

R

L

808086 707086

101040 6060101040 60

10 12 10 12

12

13.5

10 12 10 12

=25oC, unity gain) 0.1 0.1

=25oC, unity gain) 10 10

=25oC, Vin= 10mV, RL=2kΩ,CL= 100pF) 2.5 4 2.5 4

12

= 20dB,

=2kΩ,CL= 100pF, T

= 100Ω)

s

=25oC, VO=2VPP) 0.01 0.01

amb

V

15

TL081C

310

5 100

20 400

1.4 2.5

-12

12

13.5

12

10

15

13

4

20

2.5

60

Unit

mV

pA nA

V/mV

dB

mA

V

dB

mA

V

V/µs

µs

%

MHz

Ω

%

nV

√Hz

3/9

TL081 - TL081A - TL081B

MAXIMUM PEAK-TO-PEAK OUTPUT

VOLTAGE VERSUS FREQUENCY

VOLTAGE(V)

MAXIMUM PEAK-TO-PEAKOUTPUT

30

25

20

15

10

5

0

100 1K 10K 100K 10M1M

=

15VV

CC

=

10VV

CC

=5VV

CC

FREQUENCY (Hz)

R

T

amb

See Figur e 2

MAXIMUM PEAK-TO-PEAK OUTPUT

VOLTAGE VERSUS FREQUENCY

30

T

=+25 C

VOLTAGE (V)

MAXIMUMPEAK-TO-PEAK OUTPUT

amb

25 20

15

10

5

T

=+125 C

amb

0

10k 40k 100k 400k 1M 4M 10M

FREQUENCY (Hz)

V RL=2k

See Figure 2

T

=-55 C

amb

CC

=2kΩ

L

=+25°C

=15V

Ω

MAXIMUM PEAK-TO-PEAK OUTPUT

VOLTAGEVERSUS FREQUENCY

VOLTAGE (V)

MAXIMUMPEAK-TO-PEAK OUTPUT

30

25 20

VCC=

15V

10V

15

10

V

=

CC

5 0

1K 10K 100K 10M1M

100

FREQUENC Y(Hz)

5V

= 10k

L

T

amb

See Figure 2

MAXIMUM PEAK-TO-PEAK OUTPUT

VOLTAGE VERSUS FREE AIR TEMP.

30

25

VOLTAGE(V)

MAXIMUM PEAK-TO-PEAKOUTPUT

20

15

10

V

5

0

= 15V

CC

See F igur e 2

-75 -25 25 75 125-50 0 50 -50 TE MP ERAT U RE ( ° C)

R

L

R

L

ΩR

=+25 C

= 10kΩ =2kΩ

MAXIMUM PEAK-TO-PEAK OUTPUT

VOLTAGE VERSUS LOAD RESISTANCE

4/9

VOLTAGE (V)

MAXIMUM PEAK-TO-PEAKOUTPUT

30

25

20

15 10

5

0

= 15V

V

CC

T

=+25°C

amb

SeeFigure2

0.1 0.2 0.4 0.7 1 2 4 7 10

LOAD RESISTANCE (k Ω)

MAXIMUM PEAK-TO-PEAK OUTPUT

VOLTAGEVERSUS SUPPLY VOLTAGE

30

=10kΩ

R

L

25

T

= +25°C

amb

20

15 10

VOLTAGE(V)

5

02468101214 16

MAXIMUM PEAK-TO-PEAKOUTPUT

SUPPLY VOLTAGE( V)

TL081 - TL081A - TL081B

INPUT BIAS CURRENT VERSUS

FREE AIR TEMPERATURE

100

V

15V

=

CC

10

1

0.1

INPUT BIAS CURRENT (nA)

0.01

-50 -25 0 25 50 75 100 125 TEMPERATURE(°C)

LARGE SIGNAL DIFFERENTIAL

VOLTAGEAMPLIFICATION AND PHASE

SHIFT VERSUS FREQUENCY

100

10

1

AMPLIFICATION (V/V)

DIFFERENTIAL VOLTAGE

100

P HASE SHIFT

(right sca le)

R=2kΩ

L

C = 100 pF

L

V=15V

CC amb

T=+125

C

1K 10K 100K 10M1M

FREQUENCY (Hz)

DIFFE RE NTIAL

VOLTAGE

AMPLIFICATION

(left s c a le )

180

LARGE SIGNAL DIFFERENTIAL

VOLTAGE AMPLIFICATION VERSUS

FREE AIR TEMPERATURE

1000

400 200

100

40 20

VCC= 15V

10

V

= 10V

O

4

AMPLIFICATION (V/V)

DIFFERENTIAL VOLTAGE

RL=2kΩ

2 1

-75 -50 -25 0 25 50 75 TEMPERATURE (°C)

100

125

TOTAL POWER DISSIPATION VERSUS

FREE AIR TEMPERATURE

250 225 200 175

TOTAL POWER DISSIPATION (mW)

150 125 100

75 50 25

0

-75 -50 -25 0

25

TEMPERATURE (°C)

90

0

V

15V

=

CC

No signal No load

50 75 100 125

SUPPLY CURRENT PER AMPLIFIER

VERSUS FREE AIR TEMPERATURE

2.0 V

CC

No signal No load

50 75 100 125

SUPPLY CURRENT (mA)

1.8

1.6

1.4

1.2

1.0

0.8

0.6

0.4

0.2

0

-75 -50 -25 0

25

TEMPERATURE(°C)

SUPPLY CURRENT PER AMPLIFIER

VERSUS SUPPLY VOLTAGE

15V

=

1.8

1.6

1.4

1.2

1.0

0.8

0.6

2.0

0.4

SUPPLYCURRENT (mA)

0.2 0

= +25°CT

amb

No signal No load

246

SUPPLYVOLTAGE ( V)

10 12 14 16

8

5/9

TL081 - TL081A - TL081B

COMMONMODE REJECTION RATIO

VERSUS FREE AIR TEMPERATURE

89

R

=10kΩ

L

88

V

= 15V

CC

87 86

85

RATIO(dB)

84

83

-75

COMMONMODE MODE REJECTION

-50 -25 0 25 50 75 100 125 TEMPERATURE (°C)

OUTPUT VOLTAGE VERSUS

ELAPSED TIME

28 24

OVERSHOOT

OUTPUT VOLTAGE(mV)

20 16 12

8 4

10%

0

-4

90%

t

r

0 0.1 0.2

0.3

TIME (

µs)

0.4

V

R T

CC

L

amb

= 15V

=2kΩ

= +25°C

0.5

0.6

0.7

VOLTAGE FOLLOWER LARGE SIGNAL

PULSE RESPONSE

6

4

OUTPUT

INPUT

2 0

(V)

-2

-4

-6

INPUT AND OUTPUT VOLTAGES

V

=15V

CC

=2k

R

Ω

L

= 100pFC

L

T

=+25 C

amb

0 0.5 1 1.5 2 2.5 3 3.5

TIME (µs)

EQUIVALENTINPUT NOISE VOLTAGE

VERSUS FREQUENCY

VOLTAGE (nV/VHz)

EQUIVALENT INPUT NOISE

70 60 50

40

30 20

10

0

10 40 100 400 1k 4k 10k 40k 100k

FREQUENCY (Hz)

=15V

V

CC

AV=10

= 100 Ω

R

S

T

= +25°C

amb

6/9

TOTAL HARMONIC DISTORTION VERSUS

FREQUENCY

1

V

= 15V

V

= 15V

CC

0.4

0.1

0.04

(%)

0.01

0.004

0.001

TOTAL HARMONIC DISTORTION

CC

=1

A

V

A

V

=6V

V

=6V

(rms)

O

(rms)

O

= +25°C

T

= +25°C

T

amb

100 400 1k 4k 10k 40k 100k

FREQUENCY (Hz)

PARAME TE R MEA SUREMENT I NFO RM ATI O N

TL081 - TL081A - TL081B

Figure 1 : Voltage Follower

-

TL081

e

I

CL= 100pF

R=2kΩ

L

TYP ICAL APP LI C ATIONS

(0.5Hz) SQUARE WAVE OSCILLATOR

3.3k

Figur e 2 : Gain -o f -1 0 Inv e r tin g Amplif ier

10k Ω

1k

Ω

e

R

= 100k

F

+15V

I

Ω

e

o

Ω

-

TL081

e

o

R

L

CL= 100pF

HIGH Q NOTCH FILTER

C=3.3

F

R1 R2

C3

R3

C2C1

f=

osc

TL081

µF

2xR

-15V

Ω

3.3k

1

C

F

-

TL081

C1 = C2 = R1= R2= 2R3 = 1.5MΩ

C3

2

1k

Ω

9.1k

f=

o

= 100pF

Ω

2xR

1

= 1kHz

C

1

7/9

TL081 - TL081A - TL081B

PACKAG E MECHANICAL DATA

8 PINS - PLASTIC DIP

Dimensions

A 3.32 0.131

a1 0.51 0.020

B 1.15 1.65 0.045 0.065

b 0.356 0.55 0.014 0.022

b1 0.204 0.304 0.008 0.012

D 10.92 0.430 E 7.95 9.75 0.313 0.384

e 2.54 0.100 e3 7.62 0.300 e4 7.62 0.300

F 6.6 0260

i 5.08 0.200 L 3.18 3.81 0.125 0.150 Z 1.52 0.060

Min. Typ. Max. Min. Typ. Max.

Millimeters Inches

8/9

PACKAG E MECHANICAL DATA

8 PINS - PLASTIC MICROPACKAGE (SO)

TL081 - TL081A - TL081B

Dimensions

Min. Typ. Max. Min. Typ. Max.

Millimeters Inches

A 1.75 0.069 a1 0.1 0.25 0.004 0.010 a2 1.65 0.065 a3 0.65 0.85 0.026 0.033

b 0.35 0.48 0.014 0.019

b1 0.19 0.25 0.007 0.010

C 0.25 0.5 0.010 0.020 c1 45

o

(typ.) D 4.8 5.0 0.189 0.197 E 5.8 6.2 0.228 0.244

e 1.27 0.050

e3 3.81 0.150

F 3.8 4.0 0.150 0.157

L 0.4 1.27 0.016 0.050 M 0.6 0.024 S8

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o

(max.)

9/9