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Littelfuse

Littelfuse 37404000000 0.4A 250V TR5 Radial Time-Lag Fuse

Part Number: 37404000000

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Littelfuse rates 37404000000 at 0.4A as part of the 374 Series. Rated voltage is 250V AC, while published interruption is 50A @ 250VAC. The TR5 radial package is intended for PCB mounting and this ordering code specifies long-lead Tape & Ammopack packaging. Confirm application fit, derating and approvals with the manufacturer datasheet.

Rated Current0.4A
Rated Voltage250V AC
Breaking Capacity50A @ 250VAC
PackageTR5 Radial

Littelfuse 37404000000 is the 0.4A catalog variant in the 374 Series. For coordination, use the 250V AC voltage rating together with the published 50A @ 250VAC interruption. The TR5 radial package is intended for PCB mounting and this ordering code specifies long-lead Tape & Ammopack packaging. Package data calls for TR5 Radial construction with PCB Through-Hole mounting and tin-plated copper radial pins connections. Published dimensions are Ø8.5 × 8mm max body; 5.08mm lead spacing. Typical applications include Battery Chargers, Consumer Electronics, Power Supplies, Industrial Controllers. Check the official Littelfuse datasheet before final coordination.

Technical Specifications

Part Number
37404000000
Manufacturer Part Number
37404000000
Series
374 Series
Fuse Type
TR5 Time-Lag Radial Lead Fuse
Current Rating
0.4A
Voltage Rating
250V AC
AC / DC
AC
Breaking Capacity
50A @ 250VAC
I²t
0.552 A²s
Operating Temperature
-40°C to +85°C
Package / Dimensions
TR5 Radial
Mounting
PCB Through-Hole
Application
Battery chargers · Consumer Electronics · Industrial Controls · Power supplies
Standard
UL 248-14
Terminal Type
Tin-plated Copper Radial Pins
Fuse Speed
Time Delay
Utilization Class
Supplemental
Approvals
CSA · RoHS · UL Recognized
Certifications
cULus · RoHS · Lead-Free · CSA
Body
Brown thermoplastic polyamide PA 6.6, UL 94 V-0
Operating temperature
-40°C to +85°C
Melting integral at 10×IN
0.552 A²s

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