ADP3309ART-2.85-R7 datasheet(3/12 Pages) AD

3 / 12 page

ADP3309

Rev. C | Page 3 of 12

SPECIFICATIONS

@ TA = −20°C to +85°C, VIN = 7 V, CIN = 0.47 μF, COUT = 0.47 μF, unless otherwise noted.1 The following specifications apply to all voltage

options.

Table 1.

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

Output Voltage Accuracy

VOUT

VIN = VOUTNOM + 0.3 V to 12 V,

−1.2

+1.2

IL = 0.1 mA to 100 mA, TA = 25°C

VIN = VOUTNOM + 0.3 V to 12 V,

−2.2

+2.2

IL = 0.1 mA to 100 mA

Line Regulation

OUT

ΔV

VIN = VOUTNOM + 0.3 V to 12 V,

TA = 25°C

0.02

mV/V

Load Regulation

OUT

ΔI

ΔV

IL = 0.1 mA to 100 mA, TA = 25°C

0.06

mV/mA

Ground Current

IGND

IL = 100 mA

0.8

2.0

IL = 0.1 mA

0.19

0.3

Ground Current in Dropout

IGND

VIN = 2.4 V, IL = 0.1 mA

0.9

1.7

Dropout Voltage

VDROP

VOUT = 98% of VOUTNOM

IL = 100 mA

0.12

0.25

IL = 10 mA

0.025

0.07

IL = 1 mA

0.004

0.015

Shutdown Threshold

VTHSD

2.0

Off

0.3

Shutdown Pin Input Current

ISDIN

0 < VSD ≤ 5 V

μA

5 < VSD ≤ 12 V @ VIN = 12 V

μA

Ground Current in Shutdown Mode

VSD = 0 V, VIN = 12 V, TA = 25°C

0.005

μA

VSD = 0 V, VIN = 12 V, TA = 85°C

0.01

μA

Output Current in Shutdown Mode

IOSD

TA = 25°C @ VIN = 12 V

μA

TA = 85°C @ VIN = 12 V

μA

Error Pin Output Leakage

IEL

VEO = 5 V

μA

Error Pin Output Low Voltage

VEOL

ISINK = 400 μA

0.12

0.3

Peak Load Current

ILDPK

VIN = VOUTNOM + 1 V, TA = 25°C

150

Output Noise @ 5 V Input

VNOISE

f = 10 Hz to 100 kHz

100

μV rms

1 Ambient temperature of 85°C corresponds to a junction temperature of 125°C under typical full load test conditions.

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