EL5420T 데이터 시트보기 (PDF) - Intersil

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EL5420T

12MHz Rail-to-Rail Input-Output Operational Amplifier

Intersil 

EL5420T

Typical Performance Curves (Continued)

VS = ±5V

TA = +25°C

AV = 1

RL= 10kΩ

CL =8pF

VS = ±5V

TA = +25°C

AV = 1

RL= 10kΩ

CL =8pF

6V STEP

1µs/DIV

100mV STEP

200ns/DIV

FIGURE 25. LARGE SIGNAL TRANSIENT RESPONSE

FIGURE 26. SMALL SIGNAL TRANSIENT RESPONSE

VOUTA

CLA

RLA

EL5420T

(14LD TSSOP/SOIC shown)

1 VOUTA

0

2 VINA-

VOUTD 14

0

VIND- 13

VOUTD

RLD

CLD

VINA+

VINB+

49.9

VS+

+

4.7µF

49.9

VOUTB

CLB

RLB

3 VINA+

4 Vs+

0.1µF

VINB+

5

6 VINB-

0

7 VOUTB

VIND+ 12

VIND+

Vs- 11

0.1µF

VINC+

10

49.9

VS-

+ 4.7µF

VINC+

VINC- 9

0

VOUTC 8

49.9

VOUTC

RLC

CLC

FIGURE 27. BASIC TEST CIRCUIT

Pin Descriptions

EL5420T

14 LD TSSOP,

14 LD SOIC

16 LD QFN

1

15

2

1

3

2

4

3

5

4

6

5

7

6

8

7

9

8

PIN NAME

VOUTA

VINA-

VINA+

VS+

VINB+

VINB-

VOUTB

VOUTC

VINC-

FUNCTION

Amplifier A Output

Amplifier A Inverting Input

Amplifier A Non-Inverting Input

Positive Power Supply

Amplifier B Non-Inverting Input

Amplifier B Inverting Input

Amplifier B Output

Amplifier C Output

Amplifier C Inverting Input

EQUIVALENT CIRCUIT

(Reference Circuit 1)

(Reference Circuit 2)

(Reference Circuit 2)

(Reference Circuit 2)

(Reference Circuit 2)

(Reference Circuit 1)

(Reference Circuit 1)

(Reference Circuit 2)

10

FN6838.0

September 25, 2009

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