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Product Detailed Parameters
- Description:12 AMP HIGH TEMPERATURE STANDARD
- Series:SJxx12xx
- Mfr:IXYS
- Package:Tube
- Voltage - Off State:600 V
- Voltage - Gate Trigger (Vgt) (Max):1.5 V
- Current - Gate Trigger (Igt) (Max):6 mA
- Current - Hold (Ih) (Max):15 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:Surface Mount
- Package / Case:TO-252-3, DPAK (2 Leads + Tab), SC-63
- Supplier Device Package:TO-252AA
- 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 SJ6012D1TP is a 12 A high junction temperature Silicon Controlled Rectifier (SCR) manufactured by Littelfuse, formerly IXYS. It utilizes a TO-252AA (D-Pak) surface-mount package and offers a maximum repetitive peak reverse voltage of 600 V. The device features a low gate trigger current of 6 mA with a maximum gate trigger voltage of 1.5 V. It supports a peak non-repetitive surge current of 120 A at 60 Hz and operates within a junction temperature range of -40°C to 150°C.
Feature Summary
- High junction temperature capability up to 150°C for robust thermal performance
- Internally constructed isolated package design for enhanced heat sinking and isolation
- Low gate sensitivity requiring a maximum trigger current of 6 mA
Applications
- Capacitive discharge ignition systems for gas engines
- Phase control in heating applications
- Motor speed controls and converters/rectifiers
- Inrush current control circuits
- Strobe lights, nailers, and staplers
Procurement Notes
Verify the manufacturer designation as Littelfuse, which acquired the IXYS thyristor portfolio. Confirm the specific suffix 'D1TP' corresponds to the TO-252AA package, 600V rating, and 6mA gate sensitivity. Ensure compliance with RoHS standards and halogen-free requirements during sourcing.
Selection Notes
Select this component for uni-directional switching applications requiring high thermal resilience. The TO-252AA package facilitates surface-mount assembly while maintaining adequate power dissipation. Consider the 120A surge capability for transient protection scenarios and ensure the driving circuit can supply the required 6mA gate trigger level.
Part Context
This part belongs to the SJxx12xx series of high junction temperature SCRs. The series provides various voltage ratings (400V or 600V) and gate sensitivities (6mA, 10mA, or 20mA) across multiple packages including TO-220L, TO-220R, TO-263, TO-251, and TO-252.
Replacement Considerations
Compatible substitutes within the same family include SJ6012N1TP (TO-263 package) and SJ6012R1TP (TO-220R package). Verify that alternative packages meet the mechanical mounting and thermal dissipation requirements of the original design.
FAQ
What is the critical rate of rise of on-state current (di/dt)?
The critical rate of rise of on-state current is 100 A/μs at 60 Hz with an initial junction temperature of 150°C.
Does the TO-252AA package provide electrical isolation?
Yes, the SJxx12xx series includes internally constructed isolated packages, allowing for ease of heat sinking with high isolation voltage capabilities.
What is the maximum holding current?
The maximum holding current is 15 mA when the initial on-state current is 200 mA.
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