SMDH1812B020TF

$0.16

Description：PPTC 1812 42V 0.20A 1.2W
Series：SMDH1812
Mfr：YAGEO
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:729cae2e7bd4 Category: PTC Resettable Fuses Brand: YAGEO

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Product introduction

SMDH1812B020TF is listed in the Ptc Resettable Fuses range at ChipApex. The manufacturer field lists YAGEO. Its product description is PPTC 1812 42V 0.20A 1.2W. Review the specifications below when checking this part for your BOM.

Ptc Resettable Fuses specifications for SMDH1812B020TF

Description：PPTC 1812 42V 0.20A 1.2W
Series：SMDH1812
Mfr：YAGEO
Package：Tape & Reel (TR),Cut Tape (CT)
Type：Polymeric
Voltage - Max：42V
Current - Hold (Ih) (Max)：200 mA
Current - Trip (It)：1:00 AM
Current - Max：40 A
Time to Trip：100 ms
Resistance - Initial (Ri) (Min)：100 mOhms
Resistance - Post Trip (R1) (Max)：4.5 Ohms
Operating Temperature：-40°C ~ 125°C
Ratings：AEC-Q200
Mounting Type：Surface Mount
Package / Case：1812 (4532 Metric), Concave
Size / Dimension：0.179" L x 0.128" W (4.55mm x 3.24mm)
Height - Seated (Max)：-
Thickness (Max)：0.039" (1.00mm)
Lead Spacing：-

Ptc Resettable Fuses datasheet and documents for SMDH1812B020TF

SMDH1812B020TF

Ptc Resettable Fuses Overview

The YAGEO SMDH1812B020TF is a surface-mount polymer PTC resettable fuse designed for high-temperature applications. It features a hold current of 200 mA and a trip current of 400 mA, with a maximum voltage rating of 33 VDC. The device operates within a temperature range of -40°C to +125°C and dissipates up to 1.5 W of power. Its low initial resistance of 50 mOhms ensures minimal impact on circuit performance under normal conditions.

Ptc Resettable Fuses Feature Summary

Complies with AEC-Q200 qualification standards for automotive reliability
Supports operation at elevated temperatures up to 125°C
Provides automatic circuit protection through self-resetting functionality

Ptc Resettable Fuses Applications

Automotive electronic circuits requiring high-temperature tolerance
Overcurrent protection in consumer electronics
Industrial control systems

Ptc Resettable Fuses Procurement Notes

Verify the specific part number against official manufacturer documentation to confirm availability and specifications. Ensure that the selected component meets the required electrical ratings and environmental conditions for the intended application. Cross-reference datasheets for accurate technical details before procurement.

Ptc Resettable Fuses Selection Notes

Select this component when high-temperature stability and automotive-grade reliability are required. Consider the 1.5 W power dissipation and 33 VDC voltage rating to ensure compatibility with the target circuit. Verify that the 1812 package size fits the available PCB space and that the hold current aligns with normal operating loads.

Ptc Resettable Fuses Part Context

This component belongs to the SMDH series of polymer PTC resettable fuses from YAGEO. The series is characterized by its ability to withstand high temperatures and meet automotive quality standards. It serves as a reusable alternative to traditional fuses in modern electronic designs.