© Won-Top Electronics Co., Ltd.

www.wontop.com

Revision: April, 2012

1

Pb

Features



Diffused Junction



Low Leakage



Low Cost

Anode

+



High Surge Current Capability



C

Mechanical Data

E

D



Case: 10mm Lucas Type Press-Fit



Terminals: Contact Areas Readily Solderable



Polarity: Cathode to Case (Reverse Units Are

B

Available Upon Request and Are Designated

By A “R” Suffix, i.e. LD2502R or LD2504R)



Polarity: Red Color Equals Standard,

A

Black Color Equals Reverse Polarity



Mounting Position: Any



Lead Free: For RoHS / Lead Free Version,

Add “-LF” Suffix to Part Number, See Page 2

Single Phase, half wave, 60Hz, resistive or inductive load.

For capacitive load, derate current by 20%.

Characteristic

Symbol

LD2500 LD2501 LD2502 LD2503 LD2504 LD2505 LD2506

Unit

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

50

100

200

300

400

500

600

V

RMS Reverse Voltage

35

70

140

210

280

350

420

V

Average Rectified Output Current

25

A

Non-Repetitive Peak Forward Surge Current

8.3ms Single Half Sine-Wave Superimposed on

Rated Load (JEDEC Method)

300

A

Forward Voltage

1.0

V

Peak Reverse Current

At Rated DC Blocking Voltage

5.0

500

µA

Typical Junction Capacitance (Note 1)

300

pF

Typical Thermal Resistance (Note 2)

1.2

°C/W

Operating and Storage Temperature Range

-65 to +175

°C

Note: 1. Measured at 1.0 MHz and applied reverse voltage of 4.0V D.C.

2. Thermal Resistance: Junction to case, single side cooled.

LD2500 – LD2506

25A LUCAS TYPE PRESS-FIT DIODE

WON-TOP ELECTRONICS

®

10mm Lucas

Dim

Min

Max

A

10.07

10.16

B

8.20

8.60

C

1.25

1.31

D

26.00

—

E

9.40

9.60

All Dimensions in mm