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Product Detailed Parameters
- Description:SCR 600V 12A TO251
- Series:SJ
- Mfr:Littelfuse Inc.
- Package:Tube
- Voltage - Off State:600 V
- Voltage - Gate Trigger (Vgt) (Max):1.5 V
- Current - Gate Trigger (Igt) (Max):20 mA
- Current - Hold (Ih) (Max):40 mA
- Current - Non Rep. Surge 50, 60Hz (Itsm):100A, 120A
- SCR Type:Standard Recovery
- Operating Temperature:-40°C ~ 150°C (TJ)
- Grade:-
- Qualification:-
- Mounting Type:Through Hole
- Package / Case:TO-251-3 Short Leads, IPAK, TO-251AA
- Supplier Device Package:TO-251AA
- Voltage - On State (Vtm) (Max):1.6 V
- Current - On State (It (AV)) (Max):7.6 A
- Current - On State (It (RMS)) (Max):12:00 AM
- Current - Off State (Max):10 µA
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Overview
The Littelfuse SJ6012V1TP is a Silicon Controlled Rectifier (SCR) belonging to the SVxx12xx series, designed for high junction temperature applications. It features a repetitive peak reverse voltage of 600 V and an average on-state current rating of 12 A. The device utilizes a TO-220L through-hole package with three pins. Key electrical characteristics include a maximum gate trigger current of 6 mA and a maximum gate trigger voltage of 1.5 V. It supports non-repetitive surge currents of 100 A or 120 A at 50/60 Hz. The component operates within a junction temperature range of -40°C to 150°C.
Feature Summary
- High junction temperature capability suitable for demanding thermal environments
- Low gate trigger current requirement for efficient control circuitry
- Robust surge current handling for inductive load switching
Applications
- Phase control in heating systems
- Motor speed controls
- Converters and rectifiers
- Inrush current control circuits
- Capacitive discharge ignitions
Procurement Notes
Verify the specific suffix 'V1' against official Littelfuse documentation to confirm pinout configuration and exact electrical tolerances, as variations exist within the SVxx12xx family. Ensure the procurement source provides valid RoHS compliance certificates. Cross-reference the datasheet revision date to ensure alignment with current manufacturing specifications before finalizing orders.
Selection Notes
Select this component when a 600 V blocking voltage and 12 A continuous current capacity are required in a TO-220L package. The low gate trigger current makes it suitable for microcontroller-driven phase control applications. Verify that the thermal management design can sustain the 150°C maximum junction temperature during operation. Consider the TO-220R variant if a different lead form is preferred for the same electrical performance.
Part Context
This SCR is part of the SVxx12xx series from Littelfuse, which specializes in high junction temperature thyristors. The series is engineered for uni-directional switching applications requiring reliable performance under high thermal stress. The SVxx12xx line complements Littelfuse's broader portfolio of circuit protection and power control devices used in industrial and consumer electronics.
Replacement Considerations
The SJ6012R1TP is a related component in the same series offering similar electrical ratings but potentially differing in lead form or specific thermal characteristics. Verify pin compatibility and mounting requirements before substitution. No other direct cross-model replacements are confirmed in public documentation.
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