7.5 Electrical Characteristics

At VIN = VREF + 0.5 V, VEN = VIN, CL = 10 µF, CIN = 0.1 µF, IL = 0 mA, minimum and maximum specifications at TA = –40℃ to

125

℃, typical specifications TA = 25℃; unless otherwise noted

PARAMETER

TEST CONDITION

MIN

TYP

MAX

UNIT

ACCURACY AND DRIFT

Output voltage accuracy TA = 25℃

–0.05

0.05

%

Output voltage

temperature coefficient

–40

℃ ≤ TA ≤ 105℃

12

ppm/

℃

LINE AND LOAD REGULATION

ΔVREF/

ΔVIN

Line regulation

VREF < 2.5 V; VIN = VREF + VDO to VINMAX;–40℃ ≤

TA ≤ 105℃

40

160

ppm/V

VREF ≥ 2.5 V; VIN = VREF + VDO to VINMAX;–40℃ ≤

TA ≤ 105℃

40

120

ppm/V

ΔVREF/ΔIL Load regulation

IL = 0 mA to 10 mA,

VIN = VREF + VDO

Source

20

60

ppm/mA

IL = 0 mA to 5 mA,

VIN = VREF + VDO

Sink

40

350

ppm/mA

POWER SUPPLY

VIN

Input voltage (1)

VREF + VDO

6

V

IQ

Quiescent current

Active mode

TA = 25℃

0.65

0.9

µA

–40

℃ ≤ TA ≤ 85℃

1.3

–40

℃ ≤ TA ≤ 125℃

2.6

Shutdown mode

TA = 25℃

0.1

–40

℃ ≤ TA ≤ 125℃

0.5

VEN

Enable pin voltage

Active mode (EN = 1 or Float)

0.7 x VIN

V

Shutdown mode (EN = 0)

0.3 x VIN

IEN

Enable pin current

VEN = VIN

0.05

0.1

uA

VDO

Dropout voltage

IL = 5 mA

120

mV

IL = 10 mA

250

ISC

Short circuit current,

Sourcing

VREF = 0 V, TA = 25℃

33

mA

ISC

Short circuit current,

Sinking

VREF = VIN V, TA = 25℃

21

mA

TURN-ON TIME

tON

Turn-on time (2)

0.1% settling, CL = 1 µF, VREF = 2.5 V

2

ms

NOISE

en

Output voltage noise

ƒ = 10 Hz to 1 kHz, CL = 1 µF

0.7

ppmrms

enp-p

Low-frequency noise

ƒ = 0.1 Hz to 10 Hz, VREF ≥ 2.5 V

3.8

ppmp-p

ƒ = 0.1 Hz to 10 Hz, VREF < 2.5 V

3.3

ppmp-p

HYSTERESIS AND LONG-TERM STABILITY

Long-term stability

0 to 1000h at 35°C

40

ppm

Output voltage

hysteresis

25°C, –40°C, 105°C, 25°C (cycle 1)

70

ppm

Output voltage

hysteresis

25°C, –40°C, 105°C, 25°C (cycle 2)

20

ppm

Output voltage

hysteresis

25°C, –40°C, 85°C, 25°C (cycle 1)

50

ppm

Output voltage

hysteresis

25°C, –40°C, 85°C, 25°C (cycle 2)

13

ppm

STABLE CAPACITANCE RANGE

Input capacitor range

0.1

µF

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SNAS809A – DECEMBER 2021 – REVISED AUGUST 2022

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