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438GT Surface Mount Thin Film Fuses

Littelfuse 438GT Surface Mount High I²T 0603 Thin Film Fuses are designed to provide overcurrent protection to circuits that operate under high working ambient temperatures up to +150°C. The general design of the Littelfuse 438GT ensures high temperature stability and performance reliability. The high I²T values of these 2A to 6A fuses ensure high inrush current withstand capability. Applications include handheld electronics, LCD displays, battery packs, hard disk drives, and SD memory cards.

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (IDR) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	Series	Product	Fuse Type	Current Rating	Voltage Rating AC	Voltage Rating DC	Interrupt Rating	Fuse Size/Group	Minimum Operating Temperature	Maximum Operating Temperature	Packaging	Resistance
	Surface Mount Fuses 3A 32V 0603 FAST ACTING 0438003.WRGT Littelfuse 1: Rp28.620 1.634In Stock	Mfr. Part No. 0438003.WRGT Mouser Part No 576-0438003.WRGT	Littelfuse	Surface Mount Fuses 3A 32V 0603 FAST ACTING Learn More about Littelfuse 438gt	Datasheet	1.634In Stock	Cut Tape Rp28.620 Rp25.317 Rp24.033 Rp19.447 View Reel Rp11.503 Rp16.658 Rp15.943 Rp13.815 Rp12.732 Rp11.503 MouseReel Available	Min.: 1 Mult.: 1 : 3.000			438	Surface Mount Ceramic Fuses	Fast Blow	3 A	12 VAC	32 VDC	50 A, 50 A	0603 (1608 metric)	- 55 C	+ 150 C	Reel, Cut Tape, MouseReel	26.4 mOhms
	Surface Mount Fuses 4A 32V 0603 FAST ACTING 0438004.WRGT Littelfuse 1: Rp21.648 1.380In Stock	Mfr. Part No. 0438004.WRGT Mouser Part No 576-0438004.WRGT	Littelfuse	Surface Mount Fuses 4A 32V 0603 FAST ACTING Learn More about Littelfuse 438gt	Datasheet	1.380In Stock	Cut Tape Rp21.648 Rp19.080 Rp17.906 Rp16.034 View Reel Rp11.503 Rp15.301 Rp14.255 Rp13.613 Rp12.732 Rp11.503 MouseReel Available	Min.: 1 Mult.: 1 : 3.000			438	Surface Mount Ceramic Fuses	Fast Blow	4 A	12 VAC	32 VDC	50 A, 50 A	0603 (1608 metric)	- 55 C	+ 150 C	Reel, Cut Tape, MouseReel	17.7 mOhms
	Surface Mount Fuses 3.5A 32V 0603 FAST ACTING 043803.5WRGT Littelfuse 1: Rp28.620 4.441In Stock	Mfr. Part No. 043803.5WRGT Mouser Part No 576-043803.5WRGT	Littelfuse	Surface Mount Fuses 3.5A 32V 0603 FAST ACTING Learn More about Littelfuse 438gt	Datasheet	4.441In Stock	Cut Tape Rp28.620 Rp25.317 Rp24.033 Rp19.447 View Reel Rp11.503 Rp16.658 Rp15.943 Rp13.815 Rp12.732 Rp11.503 MouseReel Available	Min.: 1 Mult.: 1 : 3.000			438	Surface Mount Ceramic Fuses	Fast Blow	3.5 A	12 VAC	32 VDC	50 A, 50 A	0603 (1608 metric)	- 55 C	+ 150 C	Reel, Cut Tape, MouseReel	20.5 mOhms
	Surface Mount Fuses 2A 32V 0603 FAST ACTING 0438002.WRGT Littelfuse 1: Rp30.638 2.311In Stock 3.000Expected 16/11/2026	Mfr. Part No. 0438002.WRGT Mouser Part No 576-0438002.WRGT	Littelfuse	Surface Mount Fuses 2A 32V 0603 FAST ACTING Learn More about Littelfuse 438gt	Datasheet	2.311In Stock 3.000Expected 16/11/2026	Cut Tape Rp30.638 Rp26.235 Rp24.584 Rp20.181 View Reel Rp13.172 Rp17.887 Rp16.621 Rp14.824 Rp13.668 Rp13.172 MouseReel Available	Min.: 1 Mult.: 1 : 3.000			438	Surface Mount Ceramic Fuses	Fast Blow	2 A	12 VAC	32 VDC	50 A, 50 A	0603 (1608 metric)	- 55 C	+ 150 C	Reel, Cut Tape, MouseReel	49 mOhms
	Surface Mount Fuses 5A 32V 0603 FAST ACTING 0438005.WRGT Littelfuse 1: Rp28.620 4.083In Stock	Mfr. Part No. 0438005.WRGT Mouser Part No 576-0438005.WRGT	Littelfuse	Surface Mount Fuses 5A 32V 0603 FAST ACTING Learn More about Littelfuse 438gt	Datasheet	4.083In Stock	Cut Tape Rp28.620 Rp24.767 Rp23.116 Rp19.263 View Reel Rp13.172 Rp17.154 Rp15.943 Rp14.420 Rp13.227 Rp13.172 MouseReel Available	Min.: 1 Mult.: 1 : 3.000			438	Surface Mount Ceramic Fuses	Fast Blow	5 A	12 VAC	32 VDC	50 A, 50 A	0603 (1608 metric)	- 55 C	+ 150 C	Reel, Cut Tape, MouseReel	11.5 mOhms
	Surface Mount Fuses 6A 24V 0603 FAST ACTING 0438006.WRGT Littelfuse 1: Rp31.739 4.304In Stock	Mfr. Part No. 0438006.WRGT Mouser Part No 576-0438006.WRGT	Littelfuse	Surface Mount Fuses 6A 24V 0603 FAST ACTING Learn More about Littelfuse 438gt	Datasheet	4.304In Stock	Cut Tape Rp31.739 Rp27.519 Rp25.317 Rp21.098 View Reel Rp13.172 Rp18.896 Rp17.374 Rp15.686 Rp14.512 Rp13.172 MouseReel Available	Min.: 1 Mult.: 1 : 3.000			438	Surface Mount Ceramic Fuses	Fast Blow	6 A	12 VAC	24 VDC	50 A, 50 A	0603 (1608 metric)	- 55 C	+ 150 C	Reel, Cut Tape, MouseReel	8.6 mOhms
	Surface Mount Fuses 2.5A 32V 0603 FAST ACTING 043802.5WRGT Littelfuse 1: Rp27.886 4.550In Stock	Mfr. Part No. 043802.5WRGT Mouser Part No 576-043802.5WRGT	Littelfuse	Surface Mount Fuses 2.5A 32V 0603 FAST ACTING Learn More about Littelfuse 438gt	Datasheet	4.550In Stock	Cut Tape Rp27.886 Rp25.317 Rp24.033 Rp19.447 View Reel Rp13.172 Rp16.658 Rp15.943 Rp13.815 Rp13.172 Rp13.172 MouseReel Available	Min.: 1 Mult.: 1 : 3.000			438	Surface Mount Ceramic Fuses	Fast Blow	2.5 A	12 VAC	32 VDC	50 A, 50 A	0603 (1608 metric)	- 55 C	+ 150 C	Reel, Cut Tape, MouseReel	36.4 mOhms