Engine Cooling System Solutions

Littelfuse Engine Cooling System Solutions offer protection against threats to the ability of an engine to cool using the right fluids. Threats to these cooling systems include overheating, load dumps, surges, and ESDs. Littelfuse solutions to these threats include Schottky and TVS diodes, diode arrays, MLVS, SMD PPTCs, and MOVs.

Results: 366
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS Product Type Technology Mounting Style Package/Case
Littelfuse Schottky Diodes & Rectifiers 8A 60V TO-277B 7,656In Stock
Min.: 1
Mult.: 1
Reel: 5,000
Schottky Diodes & Rectifiers Si SMD/SMT TO-277B-2
Littelfuse Schottky Diodes & Rectifiers 200V 5A 7,280In Stock
5,000Expected 2026/09/04
Min.: 1
Mult.: 1
Reel: 2,500

Schottky Diodes & Rectifiers Si SMD/SMT DPAK-3 (TO-252-3)
Littelfuse ESD Protection Diodes / TVS Diodes 600W 18V AEC-Q101 5% Uni-Directional 11,600In Stock
Min.: 1
Mult.: 1
Reel: 3,000

DO-221AC-2
Littelfuse ESD Protection Diodes / TVS Diodes 600W 26V AEC-Q101 5% Uni-Directional 10,148In Stock
Min.: 1
Mult.: 1
Reel: 3,000

DO-221AC-2
Littelfuse ESD Protection Diodes / TVS Diodes 600W 33V AEC-Q101 5% Uni-Directional 12,270In Stock
Min.: 1
Mult.: 1
Reel: 3,000

DO-221AC-2
Littelfuse ESD Protection Diodes / TVS Diodes 600W 36V AEC-Q101 5% Uni-Directional 33,941In Stock
Min.: 1
Mult.: 1
Reel: 3,000

DO-221AC-2
Littelfuse ESD Protection Diodes / TVS Diodes 600W 480V AEC-Q101 5% Bi-Directional 16,273In Stock
Min.: 1
Mult.: 1
Reel: 3,000

SMB (DO-214AA)
Littelfuse ESD Protection Diodes / TVS Diodes 600W 540V AEC-Q101 5% Uni-Directional 8,073In Stock
Min.: 1
Mult.: 1
Reel: 3,000

SMB (DO-214AA)
Littelfuse ESD Protection Diodes / TVS Diodes 600W 550V AEC-Q101 5% Uni-Directional 14,765In Stock
Min.: 1
Mult.: 1
Reel: 3,000

SMB (DO-214AA)
Littelfuse ESD Protection Diodes / TVS Diodes 600W 650V AEC-Q101 5% Bi-Directional 4,891In Stock
Min.: 1
Mult.: 1
Reel: 3,000

SMB (DO-214AA)
Littelfuse ESD Protection Diodes / TVS Diodes 14V 7kW UNI-DIR SLD8S AEC-Q101 892In Stock
Min.: 1
Mult.: 1
Reel: 500

SMTO-263
Littelfuse ESD Protection Diodes / TVS Diodes 18V 7kW UNI-DIR SLD8S AEC-Q101 114In Stock
2,000On Order
Min.: 1
Mult.: 1
Reel: 500

SMTO-263
Littelfuse ESD Protection Diodes / TVS Diodes 20V 7kW UNI-DIR SLD8S AEC-Q101 490In Stock
Min.: 1
Mult.: 1
Reel: 500

SMTO-263
Littelfuse ESD Protection Diodes / TVS Diodes 24V 7kW UNI-DIR SLD8S AEC-Q101 690In Stock
Min.: 1
Mult.: 1
Reel: 500
SMTO-263
Littelfuse ESD Protection Diodes / TVS Diodes 30V 7kW UNI-DIR SLD8S AEC-Q101 572In Stock
Min.: 1
Mult.: 1
Reel: 500

SMTO-263
Littelfuse ESD Protection Diodes / TVS Diodes 33V 7kW UNI-DIR SLD8S AEC-Q101 536In Stock
Min.: 1
Mult.: 1
Reel: 500

SMTO-263
Littelfuse ESD Protection Diodes / TVS Diodes 57V 7kW UNI-DIR SLD8S AEC-Q101 91In Stock
1,000Expected 2026/03/11
Min.: 1
Mult.: 1
Reel: 500

SMTO-263
Littelfuse ESD Protection Diodes / TVS Diodes 1.5kW 13V AEC-Q101 5% Bi-Directional 2,173In Stock
Min.: 1
Mult.: 1
Reel: 3,000

SMC (DO-214AB)
Littelfuse ESD Protection Diodes / TVS Diodes 1.5kW 20V AEC-Q101 5% Bi-Directional 1,813In Stock
Min.: 1
Mult.: 1
Reel: 3,000

SMC (DO-214AB)
Littelfuse ESD Protection Diodes / TVS Diodes 1.5kW 22V AEC-Q101 5% Uni-Directional 1,452In Stock
Min.: 1
Mult.: 1
Reel: 3,000

SMC (DO-214AB)
Littelfuse ESD Protection Diodes / TVS Diodes 1.5kW 24V AEC-Q101 5% Bi-Directional 1,569In Stock
Min.: 1
Mult.: 1
Reel: 3,000

SMC (DO-214AB)
Littelfuse ESD Protection Diodes / TVS Diodes 1.5kW 27V AEC-Q101 5% Uni-Directional 1,319In Stock
Min.: 1
Mult.: 1
Reel: 3,000

SMC (DO-214AB)
Littelfuse ESD Protection Diodes / TVS Diodes 1.5kW 30V AEC-Q101 5% Uni-Directional 1,615In Stock
Min.: 1
Mult.: 1
Reel: 3,000

SMC (DO-214AB)
Littelfuse ESD Protection Diodes / TVS Diodes 1.5kW 33V AEC-Q101 5% Bi-Directional 2,638In Stock
3,000Expected 2026/05/15
Min.: 1
Mult.: 1
Reel: 3,000

SMC (DO-214AB)
Littelfuse ESD Protection Diodes / TVS Diodes 1.5kW 39V AEC-Q101 5% Uni-Directional 2,135In Stock
Min.: 1
Mult.: 1
Reel: 3,000

SMC (DO-214AB)