LF412JAN_13 datasheet(4/17 Pages) TI1

номер детали	LF412JAN

подробное описание детали	Low Drift Dual JFET Input Operational Amplifier

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LF412JAN

SNOSAQ7A – DECEMBER 2010 – REVISED MARCH 2013

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Electrical Characteristics DC Parameters

The following conditions apply, unless otherwise specified. ±VCC = ±15V, VCM = 0V

Sub-

Symbol

Parameter

Conditions

Notes

Min

Max

Unit

group

-5.0

5.0

mV

1

+VCC = 26V, -VCC = -4V,

VCM = -11V

-7.0

7.0

mV

2, 3

-5.0

5.0

mV

1

+VCC = 4V, -VCC = -26V,

VCM = 11V

-7.0

7.0

mV

2, 3

VIO

Input Offset Voltage

-5.0

5.0

mV

1

-7.0

7.0

mV

2, 3

-5.0

5.0

mV

1

±VCC = ±5V

-7.0

7.0

mV

2, 3

-0.4

0.2

nA

1

+VCC = 26V, -VCC = -4V,

VCM = -11V

-10

50

nA

2

-0.2

0.2

nA

1

±IIB

Input Bias Current

-10

50

nA

2

-0.2

1.2

nA

1

+VCC = 4V, -VCC = -26V,

VCM = 11V

-10

70

nA

2

-0.1

0.1

nA

1

IIO

Input Offset Current

-20

20

nA

2

+PSRR

Power Supply Rejection Ratio

+VCC = 20V to 10V, -VCC = -15V

80

dB

1, 2, 3

-PSRR

Power Supply Rejection Ratio

+VCC = 15V, -VCC = -20V to -10V

80

dB

1, 2, 3

Input Voltage Common Mode

CMRR

VCM = -11V to +11V

80

dB

1, 2, 3

Rejection

+IOS

Output Short Circuit Current

t

≤ 25mS

-80

mA

1, 2, 3

-IOS

Output Short Circuit Current

t

≤ 25mS

80

mA

1, 2, 3

7.0

mA

1, 2

ICC

Supply Current

8.0

mA

3

25°C

≤ TA ≤ +125°C

-30

30

µV/°C

2

ΔVIO / ΔT

Input Offset Voltage

See(1)

-55°C

≤ TA ≤ 25°C

-30

30

µV/°C

3

RL = 10KΩ

12

V

4, 5, 6

+VOP

Output Voltage Swing

RL = 2KΩ

10

V

4, 5, 6

RL = 10KΩ

-12

V

4, 5, 6

-VOP

Output Voltage Swing

RL = 2KΩ

-10

V

4, 5, 6

50

V/mV

4

-AVS

Open Loop Voltage Gain

RL = 2KΩ, VO = -10V

See(2)

25

V/mV

5, 6

50

V/mV

4

+AVS

Open Loop Voltage Gain

RL = 2KΩ, VO = 10V

See(2)

25

V/mV

5, 6

RL = 10KΩ, VO = ±2V,

AVS

Open Loop Voltage Gain

See(2)

20

V/mV

4, 5, 6

±VCC = ±5V

(1)

Calculated parameter.

(2)

Datalog reading in K = V/mV.

4

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