ADR421BR(RevB) View Datasheet(PDF) - Analog Devices

Part Name

Description

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ADR421BR
(Rev.:RevB)

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

Analog Devices 

ADR420/ADR421/ADR423/ADR425

CBYPASS = 0␮F

VIN

LINE INTERRUPTION

500mV/DIV

VOUT

500mV/DIV

TIME – 100␮s/DIV

TPC 25. ADR421 Line Transient Response

CBYPASS = 0.1␮F

VIN

LINE INTERRUPTION

500mV/DIV

VOUT

500mV/DIV

TIME – 100␮s/DIV

TPC 26. ADR421 Line Transient Response

CL = 0␮F

VOUT

1mA LOAD

1V/DIV

LOAD ON

LOAD OFF

2V/DIV

TIME – 100␮s/DIV

TPC 27. ADR421 Load Transient Response

CL = 100nF

VOUT

1mA LOAD

1V/DIV

LOAD ON

LOAD OFF

2V/DIV

TIME – 100␮s/DIV

TPC 28. ADR421 Load Transient Response

CIN = 0.01␮F

NO LOAD

VOUT 2V/DIV

VIN 2V/DIV

TIME – 4␮s/DIV

TPC 29. ADR421 Turn-Off Response

CIN = 0.01␮F

NO LOAD

VOUT 2V/DIV

VIN 2V/DIV

TIME – 4␮s/DIV

TPC 30. ADR421 Turn-On Response

–10–

REV. B

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