ADR392BUJZ-R21 datasheet(3/20 Pages) AD

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ADR391/ADR392/ADR395

Rev. H | Page 3 of 20

SPECIFICATIONS

ADR391 ELECTRICAL CHARACTERISTICS

VIN = 2.8 V to 15 V, TA = 25°C, unless otherwise noted.

Table 2.

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

OUTPUT VOLTAGE

A grade

2.494

2.5

2.506

B grade

2.496

2.5

2.504

INITIAL ACCURACY

VOERR

A grade

0.24

B grade

0.16

TEMPERATURE COEFFICIENT

TCVO

A grade, −40°C < TA < +125°C

ppm/°C

B grade, −40°C < TA < +125°C

ppm/°C

SUPPLY VOLTAGE HEADROOM

VIN − VO

300

LINE REGULATION

ΔVO/ΔVIN

VIN = 2.8 V to 15 V, −40°C < TA < +125°C

ppm/V

LOAD REGULATION

ΔVO/ΔILOAD

ILOAD = 0 mA to 5 mA, −40°C < TA < +85°C, VIN = 3 V

ppm/mA

ILOAD = 0 mA to 5 mA, −40°C < TA < +125°C, VIN = 3 V

140

ppm/mA

QUIESCENT CURRENT

IIN

No load

120

μA

−40°C < TA < +125°C

140

μA

VOLTAGE NOISE

en p-p

0.1 Hz to 10 Hz

μV p-p

TURN-ON SETTLING TIME

μs

LONG-TERM STABILITY1

ΔVO

1000 hours

ppm

OUTPUT VOLTAGE HYSTERESIS

ΔVO_HYS

100

ppm

RIPPLE REJECTION RATIO

RRR

fIN = 60 Hz

−80

SHORT CIRCUIT TO GND

ISC

VIN = 5 V

VIN = 15 V

SHUTDOWN PIN

Shutdown Supply Current

ISHDN

μA

Shutdown Logic Input Current

ILOGIC

500

Shutdown Logic Low

VINL

0.8

Shutdown Logic High

VINH

2.4

1 The long-term stability specification is noncumulative. The drift of subsequent 1000 hour periods is significantly lower than in the first 1000 hour period.

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