# LD2500 – LD2506 25A Lucas Type Press-Fit Diode

## Features
· Diffused Junction
· Low Leakage
· Low Cost
· High Surge Current Capability
· Typical IR less than 5.0µA

## Mechanical Data
· Case: 10mm Lucas Type Press-Fit
· Terminals: Readily Solderable
· Polarity: Cathode to Case (Reverse polarity available with “R” suffix – e.g., LD2502R)
· Polarity: Red = Standard, Black = Reverse
· Mounting Position: Any

## Maximum Ratings & Electrical Characteristics (@TA=25°C)

Characteristic	Symbol	LD2500	LD2501	LD2502	LD2503	LD2504	LD2505	LD2506	Unit
Peak Repetitive Reverse Voltage	VRRM	50	100	200	300	400	500	600	V
Working Peak Reverse Voltage	VRWM	35	70	140	210	280	350	420	V
DC Blocking Voltage	VR	-	-	-	-	-	-	-	V
RMS Reverse Voltage	VR(RMS)	35	70	140	210	280	350	420	V
Average Rectified Output Current	IO	25	25	25	25	25	25	25	A
Non-Repetitive Peak Forward Surge	IFSM	300	300	300	300	300	300	300	A
Forward Voltage	VFM	1.0	1.0	1.0	1.0	1.0	1.0	1.0	V
Peak Reverse Current	IRM	5.0/500	5.0/500	5.0/500	5.0/500	5.0/500	5.0/500	5.0/500	µA
Typical Junction Capacitance	Cj	300	300	300	300	300	300	300	pF
Typical Thermal Resistance	RθJC	1.2	1.2	1.2	1.2	1.2	1.2	1.2	°C/W
Operating/Storage Temperature	TJ, TSTG	-65 to +175	-65 to +175	-65 to +175	-65 to +175	-65 to +175	-65 to +175	-65 to +175	°C

## Dimensions (mm)
· A: 10.07 - 10.16
· B: 8.20 - 8.60
· C: 1.25 - 1.31
· D: 26.00
· E: 9.40 - 9.60

## Ordering Information
· Package Type: 10mm Lucas Press-Fit
· Shipping Quantity: 200 Units/Box
· Lead-Free Option: Add "-LF" suffix to part number (e.g., LD2500-LF)