SJ4020LATP

$1.25

Description：HT SCR 400V 20A TO220L AECQ
Series：SJ

SKU:e30f66b4ff3f Category: SCRs Brand: Littelfuse Inc.

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Product introduction

Product Detailed Parameters

Description：HT SCR 400V 20A TO220L AECQ
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)：35 mA
Current - Hold (Ih) (Max)：75 mA
Current - Non Rep. Surge 50, 60Hz (Itsm)：225A, 300A
SCR Type：Standard Recovery
Operating Temperature：-40°C ~ 150°C (TJ)
Grade：-
Qualification：-
Mounting Type：Through Hole
Package / Case：TO-220-3 Full Pack, Isolated Tab
Supplier Device Package：ITO-220AB
Voltage - On State (Vtm) (Max)：1.6 V
Current - On State (It (AV)) (Max)：12.8 A
Current - On State (It (RMS)) (Max)：20 A
Current - Off State (Max)：10 µA

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SJ4020LATP

Overview

The SJ4020LATP is a Silicon Controlled Rectifier (SCR) manufactured by Littelfuse, designed for high-reliability applications. It features a rated repetitive off-state voltage of 400 V and an RMS on-state current of 20 A. The device operates within a temperature range of -40°C to +150°C and is housed in a TO-220-2 package with through-hole mounting. Key electrical parameters include a forward voltage of 1.6 V, a gate trigger voltage of 1.5 V, and a gate trigger current of 35 mA. It holds AEC-Q101 qualification, ensuring suitability for automotive environments.

Feature Summary

AEC-Q101 qualified for automotive reliability standards
High thermal stability with operation up to 150°C
Robust surge current handling capability

Applications

Automotive power control circuits
Industrial motor drives
AC power regulation systems

Procurement Notes

Verify the specific suffix 'LA' against official Littelfuse documentation to confirm any distinct material or marking variations compared to standard variants. Ensure the ordering quantity aligns with manufacturer tube packaging requirements. Confirm lead times directly with authorized distributors as availability fluctuates based on production schedules.

Selection Notes

Select this component when a 400V, 20A SCR is required for automotive-grade applications. Verify that the TO-220-2 package fits the PCB layout constraints. Ensure the gate drive circuit can supply at least 35 mA at 1.5 V to guarantee reliable triggering under all operating conditions.

Part Context

This part belongs to the SJxx20xx series of thyristors from Littelfuse. The series is engineered for robust performance in demanding power electronics environments. The SJ4020LATP specifically targets markets requiring certified automotive components with high current handling capabilities.

Replacement Considerations

Consult Littelfuse official substitution guides for verified equivalents. Generic replacements may not meet AEC-Q101 automotive qualifications or maintain identical thermal characteristics.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.