LT3593

3

3593f

Note 1: Stresses beyond those listed under Absolute Maximum Ratings

may cause permanent damage to the device. Exposure to any Absolute

Maximum Rating condition for extended periods may affect device

reliability and lifetime.

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Switch Leakage Current

1

μA

250

mV

LED Pin Leakage Current

1

μA

CTRL High Threshold

1.6

V

CTRL Low Threshold

0.4

V

Programming Pulse Width (Note 3)

250

ns

Time from CTRL = 0 to Shutdown

95

128

200

μs

Time from CTRL = 1 to Enable

95

128

200

μs

Full-Scale LED Current

l

19

18.5

20

20

21

21.5

mA

mA

LED Current Programming Resolution

Linear Increments

625

μA

LED Current Limit

45

mA

CTRL Pin Bias Current

1

μA

Overvoltage Protection

l

36

38

40

V

Note 2: The LTC3593E is guaranteed to meet performance specifications

from 0°C to 85°C operating junction temperature range. Specifications

over the –40°C to 85°C operating junction temperature range are assured

by design, characterization and correlation with statistical process

controls.

Note 3: Guaranteed by design.