Product Summary

The LD431450 is a Dual SCR Isolated Module. It is designed for use in applications requiring phase control and isolated packaging. The LD431450 is isolated for easy mounting with other components on a common heatsink. POW-R-BLOKTM has been tested and recognized by the Underwriters Laboratories. The applications of the LD431450 include Bridge Circuits, AC & DC Motor Drives, Battery Supplies, Power Supplies, and Large IGBT Circuit Front Ends.

Parametrics

LD431450 absolute maximum ratings: (1)Repetitive Peak Forward and Reverse Blocking Voltage: up to 1600V; (2)Non-Repetitive Peak Blocking Voltage (t<5 msec): VRRM + 100V; (3)RMS Forward Current IT(RMS): 900A; (4)Average Forward Current: 500A; (5)Peak One Cycle Surge Current, Non-Repetitive 60 Hz, 100% VRRM reapplied: 17000A; (6)Peak Three Cycle Surge Current, Non-Repetitive 60 Hz, 100%VRRM reapplied ITSM: 12,250A; (7)Peak Ten Cycle Surge Current, Non-Repetitive 60 Hz, 100% VRRM reapplied ITSM: 10,500A; (8)Operating Temperature TJ: -40℃ to +130℃; (9)Storage Temperature Tstg: -40℃ to +150℃.

Features

LD431450 features: (1) Electrically Isolated Heatsinking; (2) Aluminum Nitride Isolator; (3) Compression Bonded Elements; (4) Metal Baseplate; (5) Low Thermal Impedance for Improved Current Capability; (6) UL Recognized.

Diagrams

LD431450 block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
LD431450
LD431450


SCR MOD ISO DUAL 1400V 500A

Data Sheet

0-2: $127.25
Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
LD43__43
LD43__43

Other


Data Sheet

Negotiable 
LD430850
LD430850


SCR MOD ISO DUAL 800V 500A

Data Sheet

0-1: $125.23
1-10: $119.18
10-100: $112.27
100-250: $110.55
250-500: $107.96
500-1000: $103.64
LD431050
LD431050


SCR MOD ISO DUAL 1000V 500A

Data Sheet

0-2: $125.91
LD431250
LD431250


SCR MOD ISO DUAL 1200V 500A

Data Sheet

0-2: $126.59
LD431450
LD431450


SCR MOD ISO DUAL 1400V 500A

Data Sheet

0-2: $127.25
LD431650
LD431650


SCR MODULE DUAL ISO 1600V 500A

Data Sheet

0-1: $127.93
1-10: $121.75
10-100: $114.69
100-250: $112.93
250-500: $110.28
500-1000: $105.87