LP3361 datasheet(4/6 Pages) POWER

4 / 6 page

Preliminary Datasheet

LP3361

LP3361 – Ver. 1.0 Datasheet

Nov.-2008

Page 4 of 6

Absolute Maximum Ratings

Input Voltage to GND (VDD1, VDD2) ---------------------------------------------------------------------- 6.5V

EN to GND Voltage (VEN) ----------------------------------------------------------------------

-0.3V to Vin+0.3V

Operating Junction Temperature Range (TJ) --------------------------------------------------

-40℃ to 125℃

Maximum Soldering Temperature (at leads, 1 0sec) ----------------------------------------------------- 300℃

Thermal Information

Maximum Power Dissipation (PD) DFN-10 ---------------------------------------------------------------- 1.5W

Thermal Resistance (JA) ------------------------------------------------------------------------------------58℃/W

Electrical Characteristics

(Over recommended operating conditions unless specified otherwise) VINA =3.6V,EN=High, TA=25℃ )

Symbol

Parameter

Conditions

LP3361

Unit

Min.

Typ.

Max.

VIN

Input Voltage

5.5

Quiescent Current

No Load,

ISHDN

Shutdown Current

EN = GND

0.1

µA

ILED-ERR

LED Current Accuracy

3mA< ILED<30mA

19.4

20.6

ILED-LED-ERR

LED Channel Matching

Any two channel mismatch

-3

VEN(L)

Enable Threshold Low

0.5

VEN(H)

Enable Threshold High

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