
For Reference Only
Part Number | S4040NQ2RP |
OEMstron Part # | S4040NQ2RP |
Manufacturer | Littelfuse |
Category | Semiconductors › Thyristors › SCRs |
Description | SCR 400V 40A LOW TQ TO263 |
Lifecycle | Active |
RoHS | No RoHS Information |
EDA/CAD Models | S4040NQ2RP PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 16 - Mar 21 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
S4040NQ2RP Specifications
Part Number | S4040NQ2RP | |
Brand | Littelfuse | |
Lifecycle | Active | |
RoHS | No RoHS Information | |
Product Line | Semiconductors | |
Category | Thyristors | |
Subcategory | SCRs | |
Manufacturer | Littelfuse Inc. | |
Series | - | |
Voltage - Off State | 400V | |
Voltage - Gate Trigger (Vgt) (Max) | 1.5V | |
Current - Gate Trigger (Igt) (Max) | 40mA | |
Voltage - On State (Vtm) (Max) | 1.8V | |
Current - On State (It (AV)) (Max) | 25A | |
Current - On State (It (RMS)) (Max) | 40A | |
Current - Hold (Ih) (Max) | 6mA | |
Current - Off State (Max) | 10µA | |
Current - Non Rep. Surge 50, 60Hz (Itsm) | 430A, 520A | |
SCR Type | Standard Recovery | |
Operating Temperature | -40°C ~ 125°C (TJ) | |
Mounting Type | Surface Mount | |
Package / Case | TO-263-3, D²Pak (2 Leads + Tab), TO-263AB | |
Supplier Device Package | TO-263 (D2Pak) |
S4040NQ2RP Documents

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Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
S4040NQ2RP D# V72:2272_06460353 Littelfuse Inc |
SCR Diode 400V 40A(RMS) 520A 3-Pin(2+Tab) D2PAK T/R |
Americas - 485 |
Part Number | Description | Stock |
S4040NQ2RP Littelfuse Inc |
SCRs 400V 40A SCR Low TQ TO263 |
Contact Us |
Part Number | Description | Stock |
S4040NQ2RP D# F7844CT-ND Littelfuse Inc |
SCR 400V 40A TO263 |
449 In Stock |
Part Number | Description | Stock |
S4040NQ2RP D# 576-S4040NQ2RP Littelfuse Inc |
SCRs 400V 40A SCR Low TQ TO263 RoHS: Compliant
|
500 |
Part Number | Description | Stock |
S4040NQ2RP D# 90T9358 Littelfuse Inc |
SCR 400V 40A LOW TQ TO263 / TR RoHS: Not Compliant
Min Qty: 500
Container: TAPE & REEL - FULL
|
0 |
Part Number | Description | Stock |
S4040NQ2RP D# NS-S4040NQ2RP Littelfuse Inc |
OEM/CM ONLY |
8518 |
Part Number | Description | Stock |
S4040NQ2RP Littelfuse Inc |
shipping today |
45635 |
Part Number | Description | Stock |
S4040NQ2RP D# 25747551 Littelfuse Inc |
SCR Diode 400V 40A(RMS) 520A 3-Pin(2+Tab) D2PAK T/R |
Americas - 485 |
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