LT2178I Просмотр технического описания (PDF) - Linear Technology

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LT2178I

17µA Max, Dual and Quad, Single Supply, Precision Op Amps

Linear Technology 

TYPICAL PERFORMANCE CHARACTERISTICS

Large-Signal Transient Response

VS = ±15V

Large-Signal Transient Response

VS = 5V, 0V

LT 2178/LT 2179

Small-Signal Transient Response

VS = ±2.5V

AV = 1

CL = 12pF

500µs/DIV

LT2178/79 • TPC13

AV = 1

100µs/DIV

CL = 12pF

INPUT PULSE = 0V TO 3.8V

LT2178/79 • TPC14

AV = 1

CL = 12pF

20µs/DIV

LT2178/79 • TPC15

Small-Signal Transient Response

VS = ±15V

Small-Signal Transient Response

VS = 5V, 0V

Common Mode Rejection Ratio

vs Frequency

120

TA = 25°C

100

80

VS = 5V, 0V VS = ±15V

60

40

AV = 1

CL = 12pF

20µs/DIV

LT2178/79 • TPC16

AV = 1

20µs/DIV

CL = 12pF

INPUT PULSE = 50mV TO 150mV

LT2178/79 • TPC17

20

0

1

10

100

1k

10k 100k

FREQUENCY (Hz)

LT2178/79 • TPC18

Power Supply Rejection Ratio

vs Frequency

120

100

80

POSITIVE

SUPPLY

60

NEGATIVE

SUPPLY

40

Closed Loop Output Impedance

10k

TA = 25°C

VS = 5V, 0V

IL = 0

1k

ACL = 100

100

10 ACL = 10

ACL = 1

20 TA = 25°C

VS = ±2.5V + 1VP-P SINE WAVE

0

0.1 1 10 100 1k 10k 100k

OPERATING FREQUENCY (Hz)

LT2178/79 • TPC19

1

10

100

1k

10k

100k

FREQUENCY (Hz)

LT2178/79 • TPC20

7

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