Data Sheet

ADP5303

Rev. B | Page 5 of 21

Parameter

Symbol

Min

Typ

Max

Unit

Test Conditions/Comments

Hysteresis of Threshold Accuracy from

Active Mode to Standby Mode

1

%

Feedback Bias Current

66

95

nA

25

45

nA

SW PIN

High-Side Power FET On Resistance

386

520

mΩ

Pin to pin measurement

Low-Side Power FET On Resistance

299

470

mΩ

Pin to pin measurement

Current-Limit in PWM Mode

800

1000

1200

mA

SYNC/MODE = high

Peak Current in Hysteresis Mode

265

mA

SYNC/MODE = low

Minimum On Time

40

70

ns

VINOK PIN

VINOK Monitor Threshold Range

2.05

5.15

V

Factory programmable

VINOK Monitor Accuracy

−1.5

+1.5

%

−3

+3

%

VINOK Monitor Threshold Hysteresis

1.5

%

VINOK Rising Delay

190

µs

VINOK Falling Delay

130

µs

Leakage Current for VINOK Pin

0.1

1

µA

Output Low Voltage for VINOK Pin

50

100

mV

SOFT START

Default Soft Start Time

350

µs

Factory trim, 1 bit (350 µs, 2800 µs)

Start-Up Delay

2

ms

Delay from the EN pin being pulled high

290

Ω

THERMAL SHUTDOWN

Threshold

142

°C

Hysteresis

127

°C

1

SYNC refers to the synchronization function of the multifunction SYNC/MODE pin only.