© Won-Top Electronics Co., Ltd.

www.wontop.com

Revision: April, 2012

1

Pb

Features



Diffused Junction



Low Leakage

A



Low Cost

Anode

+



High Surge Current Capability





Rugged 2.54mm Dia. Lead

Mechanical Data



Case: DO-21, Copper Case and Components

Hermetically Sealed



Terminals: Contact Areas Readily Solderable

C



Polarity: Cathode to Case (Reverse Units Are

Available Upon Request and Are Designated

F

By A “R” Suffix, i.e. PFS2502R or PFS2504R)



Polarity: Red Color Equals Standard,

D

Black Color Equals Reverse Polarity

E



Mounting Position: Any



Lead Free: For RoHS / Lead Free Version,

B

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

PFS2500 PFS2501 PFS2502 PFS2503 PFS2504 PFS2505 PFS2506

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.

PFS2500 – PFS2506

25A 1/2” RUGGED LEAD PRESS-FIT DIODE

WON-TOP ELECTRONICS

®

DO-21 Rugged Lead

Dim

Min

Max

A

15.77

15.97

B

12.73

12.82

C

2.54 Ø Typical

D

9.55

9.85

E

5.70

5.90

F

22.55

22.85

All Dimensions in mm