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Protection eFuse ICs

Littelfuse Protection eFuse ICs provide a robust defence against overcurrent damage. The eFuse IC portfolio includes a variety of diodes, load switches and limit switches that offer a 2.7V to 28V input voltage range and a temperature range of -40°C to +125°C or +150°C. Littelfuse Protection eFuse ICs are suitable for a broad variety of applications, including battery devices, BLUETOOTH® headsets, storage for hard-disk drives (HDDs) and solid-state drives (SSDs), adapter-powered devices and much more.

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Types of Semiconductors

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (THB) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS
	Power Switch ICs - Power Distribution 18V/5A load switch w/ BFET Control LS12052BD33 Littelfuse 1: ฿50.98 6,204In Stock	Mfr. Part No. LS12052BD33 Mouser Part No 576-LS12052BD33	Littelfuse	Power Switch ICs - Power Distribution 18V/5A load switch w/ BFET Control Learn More about Littelfuse ls12052bd33 efuse	Datasheet	6,204In Stock	Cut Tape ฿50.98 ฿28.76 ฿26.39 ฿23.86 ฿23.32 Reel ฿23.32 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
	Power Switch ICs - Power Distribution 5V/5A/30Vmax efuse with OCP & OVP LS0505EVD22 Littelfuse 1: ฿31.99 18,882In Stock	Mfr. Part No. LS0505EVD22 Mouser Part No 576-LS0505EVD22	Littelfuse	Power Switch ICs - Power Distribution 5V/5A/30Vmax efuse with OCP & OVP Learn More about Littelfuse ls0505evd22 efuse ic	Datasheet	18,882In Stock	Cut Tape ฿31.99 ฿22.49 ฿19.59 ฿17.63 Reel ฿11.86 View ฿15.93 ฿15.66 ฿14.46 ฿11.80 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
	Power Switch ICs - Power Distribution 5V, 4A Low Ron Load Switch LS0504EDD12 Littelfuse 1: ฿27.66 4,922In Stock	Mfr. Part No. LS0504EDD12 Mouser Part No 576-LS0504EDD12	Littelfuse	Power Switch ICs - Power Distribution 5V, 4A Low Ron Load Switch Learn More about Littelfuse ls0504edd12 load switch	Datasheet	4,922In Stock	Cut Tape ฿27.66 ฿19.73 ฿17.76 ฿15.59 View Reel ฿12.50 ฿14.53 ฿13.93 ฿13.39 ฿12.50 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
	Current Regulator Diodes 24V, 5A Very Low Forward Voltage Diode LS2405IDD23 Littelfuse 1: ฿55.31 2,254In Stock 9,000Expected 3/1/2027	Mfr. Part No. LS2405IDD23 Mouser Part No 576-LS2405IDD23	Littelfuse	Current Regulator Diodes 24V, 5A Very Low Forward Voltage Diode Learn More about Littelfuse ls2405idd23 diode	Datasheet	2,254In Stock 9,000Expected 3/1/2027	Cut Tape ฿55.31 ฿36.99 ฿30.82 ฿30.65 Reel ฿27.49 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
	Power Switch ICs - Power Distribution 28V/6A efuse with True RCB & FRS LS2406ERQ23 Littelfuse 1: ฿106.62 18,874In Stock 5,000Expected 11/5/2026	Mfr. Part No. LS2406ERQ23 Mouser Part No 576-LS2406ERQ23	Littelfuse	Power Switch ICs - Power Distribution 28V/6A efuse with True RCB & FRS Learn More about Littelfuse ls2406erq23 efuse ic	Datasheet	18,874In Stock 5,000Expected 11/5/2026	Cut Tape ฿106.62 ฿79.63 ฿72.97 ฿65.31 View Reel ฿54.98 ฿59.98 ฿58.98 ฿57.31 ฿56.64 ฿54.98 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
	Power Switch ICs - Power Distribution 28V/6A Bi-directional load switch LS24062RQ23 Littelfuse 1: ฿102.63 87In Stock 5,000Expected 12/9/2026	Mfr. Part No. LS24062RQ23 Mouser Part No 576-LS24062RQ23	Littelfuse	Power Switch ICs - Power Distribution 28V/6A Bi-directional load switch Learn More about Littelfuse ls24062rq23 bidirectional efuse	Datasheet	87In Stock 5,000Expected 12/9/2026	Cut Tape ฿102.63 ฿76.97 ฿70.64 ฿63.31 View Reel ฿54.98 ฿59.98 ฿58.98 ฿58.31 ฿57.64 ฿54.98 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
	Power Switch ICs - Power Distribution 5V/4A/30Vmax efuse with OCP & OVP LS0504EVT233 Littelfuse 1: ฿25.99 11,750In Stock	Mfr. Part No. LS0504EVT233 Mouser Part No 576-LS0504EVT233	Littelfuse	Power Switch ICs - Power Distribution 5V/4A/30Vmax efuse with OCP & OVP Learn More about Littelfuse ls0504evt233 efuse ic	Datasheet	11,750In Stock	Cut Tape ฿25.99 ฿18.16 ฿16.23 ฿14.09 View Reel ฿9.50 ฿13.09 ฿11.96 ฿11.13 ฿9.50 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
	Power Switch ICs - Power Distribution 18V/5A efuse with OCP & Fault Indication LS1205EFD33 Littelfuse 1: ฿58.98 2,849In Stock	Mfr. Part No. LS1205EFD33 Mouser Part No 576-LS1205EFD33	Littelfuse	Power Switch ICs - Power Distribution 18V/5A efuse with OCP & Fault Indication Learn More about Littelfuse ls1205exd33 efuse ics	Datasheet	2,849In Stock	Cut Tape ฿58.98 ฿42.98 ฿38.98 ฿33.15 View Reel ฿24.99 ฿32.12 ฿28.22 ฿26.79 ฿25.82 ฿24.99 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
	Power Switch ICs - Power Distribution 18V/5A efuse with OCP & Voltage Clamp LS1205EVD33 Littelfuse 1: ฿58.98 1,845In Stock	Mfr. Part No. LS1205EVD33 Mouser Part No 576-LS1205EVD33	Littelfuse	Power Switch ICs - Power Distribution 18V/5A efuse with OCP & Voltage Clamp Learn More about Littelfuse ls1205exd33 efuse ics	Datasheet	1,845In Stock	Cut Tape ฿58.98 ฿41.98 ฿38.98 ฿31.85 View Reel ฿24.99 ฿30.99 ฿27.59 ฿26.26 ฿25.46 ฿24.99 MouseReel Available	Min.: 1 Mult.: 1 : 5,000