ESD Protection Diodes / TVS Diodes

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1.5KE Diodes

Littelfuse 1.5KE Diodes are designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. The 1500W axial leaded devices are available in both unidirectional and directional versions with reverse stand-off voltages ranging from 5.8V to 495V.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Polarity	Number of Channels	Working Voltage	Termination Style	Clamping Voltage	Breakdown Voltage	Package/Case	Peak Pulse Current	Pppm - Peak Pulse Power Dissipation	Vesd - Voltage ESD Contact	Vesd - Voltage ESD Air Gap	Minimum Operating Temperature	Maximum Operating Temperature	Product	Series	Packaging
ESD Protection Diodes / TVS Diodes 1500W 434V Uni-Directional 1.5KE510A Littelfuse 1: $1.46 1,269In Stock	Mfr. Part No. 1.5KE510A Mouser Part No 576-1.5KE510A	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 434V Uni-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	1,269In Stock	Cut Tape $1.46 $0.918 $0.684 $0.608 Reel $0.351 View $0.475 $0.349	Min.: 1 Mult.: 1 : 1,200	Unidirectional	1 Channel	434 V	Axial	698 V	485 V	DO-201-2	2.1 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C		1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 510V Bi-Directional 1.5KE510CA-B Littelfuse 1: $1.71 244In Stock	Mfr. Part No. 1.5KE510CA-B Mouser Part No 576-1.5KE510CA-B	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 510V Bi-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	244In Stock	$1.71 $1.08 $0.705 $0.543 View $0.475 $0.452 $0.411 $0.389	Min.: 1 Mult.: 1	Bidirectional	1 Channel	434 V	Axial	698 V	485 V	DO-201-2	2.1 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C	TVS Diodes	1.5KE	Bulk
ESD Protection Diodes / TVS Diodes 1500W 43.6V Uni-Directional 1.5KE51A Littelfuse 1: $1.06 5,512In Stock	Mfr. Part No. 1.5KE51A Mouser Part No 576-1.5KE51A	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 43.6V Uni-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	5,512In Stock	Cut Tape $1.06 $0.488 $0.415 $0.317 Reel $0.245 View $0.244 $0.243 $0.233	Min.: 1 Mult.: 1 : 1,200	Unidirectional	1 Channel	43.6 V	Axial	70.1 V	48.5 V	DO-201-2	21.7 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C		1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 477V Uni-Directional 1.5KE530A Littelfuse 1: $1.21 666In Stock	Mfr. Part No. 1.5KE530A Mouser Part No 576-1.5KE530A	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 477V Uni-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	666In Stock	Cut Tape $1.21 $0.765 $0.57 $0.507 Reel $0.351 View $0.475 $0.35	Min.: 1 Mult.: 1 : 1,200	Unidirectional	1 Channel	477 V	Axial	725 V	503.5 V	DO-201-2	2.1 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C	TVS Diodes	1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 477V Bi-Directional 1.5KE530CA Littelfuse 1: $1.30 5In Stock 1,200Expected 24/12/2026	Mfr. Part No. 1.5KE530CA Mouser Part No 576-1.5KE530CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 477V Bi-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	5In Stock 1,200Expected 24/12/2026	Cut Tape $1.30 $0.823 $0.615 $0.547 Reel $0.415 View $0.428 $0.414	Min.: 1 Mult.: 1 : 1,200	Bidirectional	1 Channel	477 V	Axial	725 V	503.5 V	DO-201-2	2.1 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C		1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 459V Uni-Directional 1.5KE540A Littelfuse 1: $1.46 773In Stock	Mfr. Part No. 1.5KE540A Mouser Part No 576-1.5KE540A	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 459V Uni-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	773In Stock	Cut Tape $1.46 $0.878 $0.684 $0.59 Reel $0.351 View $0.47 $0.349	Min.: 1 Mult.: 1 : 1,200	Unidirectional	1 Channel	486 V	Axial	740 V	513 V	DO-201-2	2 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C		1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 459V Bi-Directional 1.5KE540CA Littelfuse 1: $1.57 1,148In Stock	Mfr. Part No. 1.5KE540CA Mouser Part No 576-1.5KE540CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 459V Bi-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	1,148In Stock	Cut Tape $1.57 $0.988 $0.737 $0.656 $0.514 Reel $0.385	Min.: 1 Mult.: 1 : 1,200	Bidirectional	1 Channel	486 V	Axial	740 V	513 V	DO-201-2	2 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C	TVS Diodes	1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 495V Uni-Directional 1.5KE550A Littelfuse 1: $1.55 1,407In Stock	Mfr. Part No. 1.5KE550A Mouser Part No 576-1.5KE550A	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 495V Uni-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	1,407In Stock	Cut Tape $1.55 $0.973 $0.725 $0.638 Reel $0.351 View $0.493 $0.35	Min.: 1 Mult.: 1 : 1,200	Unidirectional	1 Channel	495 V	Axial	760 V	522.5 V	DO-201-2	2 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C	TVS Diodes	1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 550V Bi-Directional 1.5KE550CA-B Littelfuse 1: $1.30 75In Stock	Mfr. Part No. 1.5KE550CA-B Mouser Part No 576-1.5KE550CA-B	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 550V Bi-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	75In Stock	$1.30 $0.823 $0.615 $0.547 View $0.428 $0.426 $0.416	Min.: 1 Mult.: 1	Bidirectional	1 Channel	495 V	Axial	760 V	522.5 V	DO-201-2	2 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C	TVS Diodes	1.5KE	Bulk
ESD Protection Diodes / TVS Diodes 1500W 47.8V Uni-Directional 1.5KE56A Littelfuse 1: $0.92 3,262In Stock 6,000Expected 17/11/2026	Mfr. Part No. 1.5KE56A Mouser Part No 576-1.5KE56A	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 47.8V Uni-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	3,262In Stock 6,000Expected 17/11/2026	Cut Tape $0.92 $0.488 $0.432 $0.333 Reel $0.245 $0.224	Min.: 1 Mult.: 1 : 1,200	Unidirectional	1 Channel	47.8 V	Axial	77 V	53.2 V	DO-201-2	19.7 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C		1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 47.8V Bi-Directional 1.5KE56CA-B Littelfuse 1: $0.95 294In Stock	Mfr. Part No. 1.5KE56CA-B Mouser Part No 576-1.5KE56CA-B	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 47.8V Bi-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	294In Stock	$0.95 $0.439 $0.389 $0.30 View $0.298 $0.275	Min.: 1 Mult.: 1	Bidirectional	1 Channel	47.8 V	Axial	77 V	53.2 V	DO-201-2	19.7 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C	TVS Diodes	1.5KE	Bulk
ESD Protection Diodes / TVS Diodes 1500W 5.8V Uni-Directional 1.5KE6.8A Littelfuse 1: $0.92 3,442In Stock 4,800Expected 07/12/2026	Mfr. Part No. 1.5KE6.8A Mouser Part No 576-1.5KE6.8A	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 5.8V Uni-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	3,442In Stock 4,800Expected 07/12/2026	Cut Tape $0.92 $0.419 $0.37 $0.284 Reel $0.224	Min.: 1 Mult.: 1 : 1,200	Unidirectional	1 Channel	5.8 V	Axial	10.5 V	6.45 V	DO-201-2	144.8 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C		1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 5.8V Uni-Directional 1.5KE6.8A-B Littelfuse 1: $0.94 505In Stock	Mfr. Part No. 1.5KE6.8A-B Mouser Part No 576-1.5KE6.8A-B	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 5.8V Uni-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	505In Stock	$0.94 $0.432 $0.382 $0.293 View $0.288 $0.28 $0.276 $0.265 $0.249	Min.: 1 Mult.: 1	Unidirectional	1 Channel	5.8 V	Axial	10.5 V	6.45 V	DO-201-2	144.8 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C	TVS Diodes	1.5KE	Bulk
ESD Protection Diodes / TVS Diodes 1.5KE TVS Diode Axial 1.5KE600A Littelfuse 1: $1.57 743In Stock 1,200Expected 15/12/2026	Mfr. Part No. 1.5KE600A Mouser Part No 576-1.5KE600A	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5KE TVS Diode Axial Learn More about Littelfuse 1.5ke series diodes	Datasheet	743In Stock 1,200Expected 15/12/2026	Cut Tape $1.57 $0.988 $0.737 $0.656 $0.514 Reel $0.385	Min.: 1 Mult.: 1 : 1,200	Unidirectional	1 Channel	512 V	Axial	828 V	570 V	DO-201-2	1.8 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C	TVS Diodes	1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1.5KE TVS Diode Axial 1.5KE600CA Littelfuse 1: $1.57 2,560In Stock	Mfr. Part No. 1.5KE600CA Mouser Part No 576-1.5KE600CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5KE TVS Diode Axial Learn More about Littelfuse 1.5ke series diodes	Datasheet	2,560In Stock	Cut Tape $1.57 $0.953 $0.737 $0.642 $0.503 Reel $0.385	Min.: 1 Mult.: 1 : 1,200	Bidirectional	1 Channel	512 V	Axial	828 V	570 V	DO-201-2	1.8 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C	TVS Diodes	1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 53V Uni-Directional 1.5KE62A Littelfuse 1: $1.12 2,464In Stock 2,400Expected 14/12/2026	Mfr. Part No. 1.5KE62A Mouser Part No 576-1.5KE62A	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 53V Uni-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	2,464In Stock 2,400Expected 14/12/2026	Cut Tape $1.12 $0.518 $0.458 $0.353 Reel $0.259 View $0.225 $0.224	Min.: 1 Mult.: 1 : 1,200	Unidirectional	1 Channel	53 V	Axial	85 V	58.9 V	DO-201-2	17.9 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C		1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 53V Bi-Directional 1.5KE62CA Littelfuse 1: $1.28 1,273In Stock 22,797On Order	Mfr. Part No. 1.5KE62CA Mouser Part No 576-1.5KE62CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 53V Bi-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	1,273In Stock 22,797On Order On Order Ship Dates Mfr. No: 1.5KE62CA Stock: 1,273 Can Dispatch Immediately On Order: 16,797 Expected 11/01/2027 6,000 Expected 18/01/2027 Factory Lead Time: 14 Weeks	Cut Tape $1.28 $0.632 $0.525 $0.385 Reel $0.276 $0.248	Min.: 1 Mult.: 1 : 1,200	Bidirectional	1 Channel	53 V	Axial	85 V	58.9 V	DO-201-2	17.9 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C		1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 58.1V Uni-Directional 1.5KE68A Littelfuse 1: $1.06 5,125In Stock	Mfr. Part No. 1.5KE68A Mouser Part No 576-1.5KE68A	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 58.1V Uni-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	5,125In Stock	Cut Tape $1.06 $0.488 $0.423 $0.324 Reel $0.245 $0.224	Min.: 1 Mult.: 1 : 1,200	Unidirectional	1 Channel	58.1 V	Axial	92 V	64.6 V	DO-201-2	16.5 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C		1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 58.1V Bi-Directional 1.5KE68CA Littelfuse 1: $1.23 2,603In Stock 3,600Expected 25/01/2027	Mfr. Part No. 1.5KE68CA Mouser Part No 576-1.5KE68CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 58.1V Bi-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	2,603In Stock 3,600Expected 25/01/2027	Cut Tape $1.23 $0.517 $0.45 $0.343 Reel $0.265 $0.237	Min.: 1 Mult.: 1 : 1,200	Bidirectional	1 Channel	58.1 V	Axial	92 V	64.6 V	DO-201-2	16.5 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C		1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 6.4V Uni-Directional 1.5KE7.5A Littelfuse 1: $1.06 1,797In Stock	Mfr. Part No. 1.5KE7.5A Mouser Part No 576-1.5KE7.5A	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 6.4V Uni-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	1,797In Stock	Cut Tape $1.06 $0.488 $0.432 $0.333 Reel $0.245 View $0.244 $0.243 $0.233	Min.: 1 Mult.: 1 : 1,200	Unidirectional	1 Channel	6.4 V	Axial	11.3 V	7.13 V	DO-201-2	134.5 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C		1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 6.4V Bi-Directional 1.5KE7.5CA Littelfuse 1: $1.14 4,688In Stock 4,800Expected 18/01/2027	Mfr. Part No. 1.5KE7.5CA Mouser Part No 576-1.5KE7.5CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 6.4V Bi-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	4,688In Stock 4,800Expected 18/01/2027	Cut Tape $1.14 $0.527 $0.467 $0.361 Reel $0.281 $0.248	Min.: 1 Mult.: 1 : 1,200	Bidirectional	1 Channel	6.4 V	Axial	11.3 V	7.13 V	DO-201-2	134.5 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C		1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 7.02V Uni-Directional 1.5KE8.2A Littelfuse 1: $1.06 1,782In Stock	Mfr. Part No. 1.5KE8.2A Mouser Part No 576-1.5KE8.2A	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 7.02V Uni-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	1,782In Stock	Cut Tape $1.06 $0.488 $0.376 $0.297 Reel $0.245 $0.224	Min.: 1 Mult.: 1 : 1,200	Unidirectional	1 Channel	7.02 V	Axial	12.1 V	7.79 V	DO-201-2	125.6 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C		1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 7.02V Bi-Directional 1.5KE8.2CA Littelfuse 1: $1.14 874In Stock 4,800Expected 25/02/2027	Mfr. Part No. 1.5KE8.2CA Mouser Part No 576-1.5KE8.2CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 7.02V Bi-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	874In Stock 4,800Expected 25/02/2027	Cut Tape $1.14 $0.527 $0.459 $0.351 Reel $0.265 $0.248	Min.: 1 Mult.: 1 : 1,200	Bidirectional	1 Channel	7.02 V	Axial	12.1 V	7.79 V	DO-201-2	125.6 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C		1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 70.1V Uni-Directional 1.5KE82A Littelfuse 1: $1.06 1,570In Stock	Mfr. Part No. 1.5KE82A Mouser Part No 576-1.5KE82A	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 70.1V Uni-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	1,570In Stock	Cut Tape $1.06 $0.488 $0.432 $0.333 Reel $0.293 View $0.244 $0.243 $0.233	Min.: 1 Mult.: 1 : 1,200	Unidirectional	1 Channel	70.1 V	Axial	113 V	77.9 V	DO-201-2	13.5 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C		1.5KE	Reel, Cut Tape
ESD Protection Diodes / TVS Diodes 1500W 7.78V Uni-Directional 1.5KE9.1A Littelfuse 1: $1.06 469In Stock	Mfr. Part No. 1.5KE9.1A Mouser Part No 576-1.5KE9.1A	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 7.78V Uni-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	469In Stock	Cut Tape $1.06 $0.488 $0.432 $0.333 Reel $0.245 View $0.244 $0.243 $0.233	Min.: 1 Mult.: 1 : 1,200	Unidirectional	1 Channel	7.78 V	Axial	13.4 V	8.65 V	DO-201-2	113.4 A	1.5 kW	8 kV	15 kV	- 55 C	+ 175 C		1.5KE	Reel, Cut Tape