LED2472G datasheet(11/39 Pages) STMICROELECTRONICS

11 / 39 page

DocID024620 Rev 3

11/39

LED2472G

Electrical characteristics

ΔVOUT

Output current vs. output

voltage regulation(3)

Vo from 1.2 V to 3 V; (Io = 61

mA)

CFG-0 = CFG-1 = CFG-2 = “1”

-±0.2

%/V

ΔVDD

Output current vs. supply

voltage regulation(4)

Vdd from 3 V to 5.5 V

Vo = 1.2 V; (Io = 61 mA)

CFG-0 = CFG-1 = CFG-2 = “1”

-±1

Rup

Pull-up resistor for OE pin

400

500

650

Ω

Rdw

Pull-down resistor for LE pin

Rext

External current setup

resistance

100

IDD1

Supply current (OFF)

No data transfers,

all outputs OFF,

CFG-0 = CFG-1 = CFG-2 = “0”

GRG = “0”; CFG-6 = “0”

IDD2

No data transfers,

all outputs OFF,

CFG-0 = CFG-1 = CFG-2 = “1”

CFG-6 = “0”

IDD1

Supply current (ON)

No data transfers,

all outputs ON,

CFG-0 = CFG-1 = CFG-2 = “0”

GRG = “0”

-8

IDD2

No data transfers,

all outputs ON,

CFG-0 = CFG-1 = CFG-2 = “1”

-15

IDD

(AutoOFF)

Supply current (autoOFF)

All output OFF

CFG-6 = “1”

200

500

µA

SDE1

LED short detection voltage

CFG-3 = CFG-4 = CFG-5 = “0”

2.0

SDE2

CFG-3 = CFG-4 = CFG-5 = “1”

3.0

ODC

LED open detection current

0.5 IOL

Table 5. Electrical characteristics (continued)

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

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