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2

Package

Symbol

Parameter

Value

Unit

QFN 3x3

DO-214

T

J

Operating Junction Temperature Range

-40 to +150

°C

T

S

Storage Temperature Range

-65 to +150

°C

R

JA

Thermal Resistance: Junction to Ambient

DO-214:

90

QFN: 120

°C/W

Thermal Considerations

+V

-V

+I

-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

25 ˚C

0

20

40 60

80 100 120 140 160

ON/OFF

Switch

PWM

LED

Driver

12 Vdc

+

-

Q2

2N2222

Q1

Control

Circuit

MT

2

MT

1

PLED

-8

-40 -20

-6

-4

0

2

4

6

8

10

12

14

25 ˚C

0

20

40

60

80

100 120 140 160

V

Normalized DC Holding Current vs. Case Temperature

LED Interference Test Circuit

(Cathode)