ND421825

Series: -
Mounting Type: Chassis Mount
Current - Gate Trigger (Igt) (Max): 150mA
Packaging: Bulk
Structure: Series Connection - SCR/Diode
Number of SCRs, Diodes: 1 SCR, 1 Diode
Manufacturer: Powerex Inc
Current - On State (It (AV)) (Max): 250A
Current - On State (It (RMS)) (Max): 393A
Current - Non Rep. Surge 50, 60Hz (Itsm): 8800A @ 60Hz
Current - Hold (Ih) (Max): -
Package / Case: POW-R-BLOK? Module
Voltage - Off State: 1800V


Features:

·Electrically Isolated Heatsinking
·Aluminum Nitride Insulator
·Compression Bonded Elements
·Metal Baseplate
·Low Thermal Impedance for Improved Current Capability
·Quick Connect Gate Terminal with Provision for Keyed Mating Plug
·UL Recognized


Application

·Bridge Circuits
·AC & DC Motor Drives
·Battery Supplies
·Power Supplies
·Large IGBT Circuit Front Ends


Specifications

Characteristics	Conditions	Symbol		Units
Repetitive Peak Forward and Reverse Blocking Voltage		VDRM & VRRM	1800	V
Non-Repetitive Peak Reverse Blocking Voltage (t < 5 msec)		VRSM	1900	V
RMS Forward Current	180° Conduction, TC=84°C	IT(RMS)	393	A
Average Forward Current	180° Conduction, TC=84°C	IT(AV) /IF(AV)	250	A
Peak One Cycle Surge Current, Non-Repetitive	60 Hz, 100% VRRM reapplied	ITSM/IFSM	8800	A
Peak Three Cycle Surge Current, Non-Repetitive	60 Hz, 100%VRRM reapplied	ITSM/IFSM	4685	A
Peak Ten Cycle Surge Current, Non-Repetitive	60 Hz, 100% VRRM reapplied	ITSM/IFSM	4040	A
I2t for Fusing for One Cycle, 8.3 milliseconds		I2t	322,000	A2 sec
Maximum Rate-of-Rise of On-State Current, (Non-Repetitive)	Tj=25°C, IG=500mA, VD=0.67 VDRM (Rated), ITM= IT(AV), Tr < 0.5µs, tp > 6µs	di/dt	800	A/µs
Peak Gate Power Dissipation		PGM	16	W
Average Gate Power Dissipation		PG(AV)	3	W
Peak Forward Gate Current		IGFM	4	A
Peak Forward Gate Voltage		VGFM	10	V
Peak Reverse Gate Voltage		VGRM	5	V
Operating Temperature		TJ	-40 to +130
Storage Temperature		Tstg	-40 to +150
Max. Mounting Torque, M6 Mounting Screw			45 5	in.-Lb. Nm
Max. Mounting Torque, M8 Terminal Screw			110 12	in.-Lb. Nm
Module Weight, Typical			840 1.85	g lb
V Isolation @ 25C		Vrms	2500	V

Description

ND421825 Powerex Dual SCR/Diode Modules are designed for use in applications requiring phase control and isolated packaging.

The ND421825 modules are isolated for easy mounting with other components on a common heatsink. POW-R-BLOKTM has been tested and recognized by the Underwriters Laboratories.

Parameters:

Technical/Catalog Information	ND421825
Vendor	Powerex Inc
Category	Discrete Semiconductor Products
Structure	Series Connection - SCR/Diode
Number of SCRs, Diodes	1 SCR, 1 Diode
Voltage - Off State	1800V
Current - On State (It (RMS)) (Max)	393A
Current - On State (It (AV)) (Max)	250A
Current - Gate Trigger (Igt) (Max)	150mA
Current - Hold (Ih) (Max)	-
Current - Non Rep. Surge 50, 60Hz (Itsm)	8800A @ 60Hz
Mounting Type	Chassis Mount
Package / Case	POW-R-BLOK? Module
Packaging	Bulk
Lead Free Status	Lead Free
RoHS Status	RoHS Compliant
Other Names	ND421825 ND421825