U540 = Product type marking code

= Manufacturers’ code marking

YYWW = Date code marking

YY = Last digit of year ex: 06 for 2006

WW = Week code 01 to 52

K = Factory Designator

YYWWK

U540

DS30759 Rev. 2 - 2

3 of 4

PDU540

PowerDI is a trademark of Diodes Incorporated.

www.diodes.com

Marking Information

Notes:

6. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.

Device

Packaging

Shipping

PDU540-13

5000/Tape & Reel

0

1.5

3.0

4.5

6.0

0

1

3

2

4

5

6

7

8

9

10

I , FORWARD CURRENT (A)

Fig. 5 Forward Power Dissipation

F

I

PK

I

AV

= 1 (DC)

50V DC

Approx

Oscilloscope

(Note 1)

Pulse

Generator

(Note 2)

Device

Under

Test

t

rr

Set time base for 50/100 ns/cm

+0.5A

0A

-0.25A

-1.0A

Fig. 7 Reverse Recovery Time Characteristic and Test Circuit

(+)

(+)

(-)

(-)

0

100

400

200

300

0

50

100

150

200

T , DERATED AMBIENT TEMPERATURE (°C)

A

Fig. 6 Operating Temperature Derating

Note 2

500