Littelfuse PLED Series Manual do Utilizador descarregar pdf (Página 2)

PLED Open LED Protectors

Revision: June 16, 2011

Speciﬁcations are subject to change without notice.

PLED Series

Package Symbol Parameter Value Unit

QFN 3x3

DO-214

0QFSBUJOH+VODUJPO5FNQFSBUVSF3BOHF -40 to +150 °C

4UPSBHF5FNQFSBUVSF3BOHF -65 to +150 °C

5IFSNBM3FTJTUBODF+VODUJPOUP"NCJFOU

%0

%0

2'/

2'/

°C/8

Thermal Considerations

DRM

-V

-I

V-I Characteristics

0.4

-40 -20

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

Case Temperature (T

) – ˚C

fo oitaR

C˚ 52 =)

25 ˚C

0 20 40 60 80 100 120 140 160

ON/OFF

Switch

PWM

LED

Driver

bat

12 Vdc

2.0 Ω, 1/4 W

110 kΩ, 1/4 W

2N2222

Control

Circuit

MT2

MT1

PLED

-8

-40 -20

-6

-4

Junction Temperature (T

) – ˚C

reP fo tnecV

– egnahC%

25 ˚C

0 20 40 60 80 100 120 140 160

vs. Junction Temperature

Normalized DC Holding Current vs. Case Temperature LED Interference Test Circuit

/PUFT

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 *OTVMBUJPOMBZFSUIJDLOFTTVN

 4PMEFS1BE%JNFOTJPOT NNYNN3FDPNNFOEFE4J[F

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