Integrated 8-Channel LED Drivers with

Switch-Mode Boost and SEPIC Controller

4

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ELECTRICAL CHARACTERISTICS (LED DRIVER)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Operating Supply Voltage

V+

3.0

5.5

V

Output Voltage

36

V

Standby Current (Interface Idle, All

Output Ports High Impedance)

Ω, DIN, LE, CLK = PGND or V+,

OE = V+, DOUT unconnected

3.6

4.5

mA

Standby Current

(Interface Active, All Output Ports

High Impedance)

DIN, LE = PGND or V+, DOUT unconnected

3.8

4.8

mA

Supply Current

(Interface Idle, All Output Ports

Active Low)

I+

Ω, OE = PGND, DIN,

LE = V+, DOUT unconnected

17

30

mA

INTERFACE (DIN, CLK, DOUT, LE,

OE)

Input-Voltage High

(DIN, CLK, LE, OE)

0.7

x V+

V

Input-Voltage Low

(DIN, CLK, LE, OE)

0.3

x V+

V

Hysteresis Voltage

(DIN, CLK, LE, OE)

0.8

V

Input Leakage Current

(DIN, CLK)

-1

+1

µA

OE Pullup Current to V+

V+ = 5.5V, OE = PGND

0.25

1.5

25.0

µA

LE Pulldown Current to PGND

V+ = 5.5V, LE = V+

0.25

1.5

25.0

µA

Output-Voltage High (DOUT)

V+

- 0.5V

V

Output-Voltage Low (DOUT)

0.5

V

0

360

Ω

46.5

50

53.5

OUT_ Output Current

Ω

43

57

mA

OUT_ Leakage Current

OE = V+

1

µA

OUT_ Fault Detection Threshold

(MAX16808)

V+ = 5.5V, OE = V+

0.8

V