ADR421(RevB) View Datasheet(PDF) - Analog Devices

Part Name

Description

Manufacturer

ADR421
(Rev.:RevB)

Ultraprecision Low Noise, 2.048 V/2.500 V/3.00 V/5.00 V XFET® Voltage References

Analog Devices 

CLOAD = 0.01␮F

NO INPUT CAP

VOUT 2V/DIV

VIN 2V/DIV

TIME – 4␮s/DIV

TPC 31. ADR421 Turn-Off Response

CLOAD = 0.01␮F

NO INPUT CAP

VOUT 2V/DIV

VIN 2V/DIV

TIME – 4␮s/DIV

TPC 32. ADR421 Turn-On Response

CBYPASS = 0.1␮F

RL = 500⍀

CL = 0

VOUT

5V/DIV

VIN

2V/DIV

TIME – 100␮s/DIV

TPC 33. ADR421 Turn-On/Turn-Off Response

ADR420/ADR421/ADR423/ADR425

50

45

40

35

30

25

ADR425

20

ADR423

15

ADR421

10

5

ADR420

10

100

1k

10k

100k

FREQUENCY – Hz

TPC 34. Output Impedance vs. Frequency

–10

–20

–30

–40

–50

–60

–70

–80

–90

10

100

1k

10k

100k

1M

FREQUENCY – Hz

TPC 35. Ripple Rejection vs. Frequency

REV. B

–11–

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