Circuit Protection

0459.500ER

Active

LITTELFUSE

FUSE, SURFACE MOUNT, 500 MA, VERY FAST ACTING, 125 VAC, 125 VDC, 7.2MM X 4.3MM, PICO 459 SERIES

Deep-Dive with AI

Search across all available documentation for this part.

DocumentsDatasheet Product Change Notice EN

Circuit Protection

0459.500ER

Active

LITTELFUSE

FUSE, SURFACE MOUNT, 500 MA, VERY FAST ACTING, 125 VAC, 125 VDC, 7.2MM X 4.3MM, PICO 459 SERIES

Deep-Dive with AI

DocumentsDatasheet Product Change Notice EN

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	0459.500ER

Approval Agency	CSA, UL
Breaking Capacity @ Rated Voltage	300 A, 50 A
Current Rating (Amps)	0.5 A
DC Cold Resistance	0.28 Ohms
Fuse Type	Board Mount (Cartridge Style Excluded)
Melting I²t	0.0546
Mounting Type	Surface Mount
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-55 C
Package / Case	2-SMD, J-Lead
Response Time	Fast Blow
Size / Dimension [x]	7.24 mm
Size / Dimension [x]	0.285 "
Size / Dimension [y]	4.32 mm
Size / Dimension [y]	0.17 in
Size / Dimension [z]	3.05 mm
Size / Dimension [z]	0.12 "
Voltage Rating - AC	125 V
Voltage Rating - DC	125 VDC

0459.500 Series

FUSE 125V V/FA PICO SMF .500A

Part	DC Cold Resistance	Operating Temperature [Min]	Operating Temperature [Max]	Voltage Rating - DC	Package / Case	Size / Dimension [x]	Size / Dimension [z]	Size / Dimension [y]	Size / Dimension [x]	Size / Dimension [z]	Size / Dimension [y]	Voltage Rating - AC	Melting I²t	Response Time	Fuse Type	Approval Agency	Current Rating (Amps)	Breaking Capacity @ Rated Voltage	Mounting Type
LITTELFUSE 0459.500ER	0.28 Ohms	-55 C	125 °C	125 VDC	2-SMD J-Lead	7.24 mm	3.05 mm	4.32 mm	0.285 "	0.12 "	0.17 in	125 V	0.0546	Fast Blow	Board Mount (Cartridge Style Excluded)	CSA UL	0.5 A	50 A 300 A	Surface Mount
LITTELFUSE 0459.500UR	0.28 Ohms	-55 C	125 °C	125 VDC	2-SMD J-Lead	7.24 mm	3.05 mm	4.32 mm	0.285 "	0.12 "	0.17 in	125 V	0.0546	Fast Blow	Board Mount (Cartridge Style Excluded)	CSA UL	0.5 A	50 A 300 A	Surface Mount

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Cut Tape (CT)	1	$ 1.63
		5	$ 1.55
		10	$ 1.48
		50	$ 1.19
		100	$ 1.01
		250	$ 0.98
		500	$ 0.83
		1000	$ 0.74
	Digi-Reel®	1	$ 1.63
		5	$ 1.55
		10	$ 1.48
		50	$ 1.19
		100	$ 1.01
		250	$ 0.98
		500	$ 0.83
		1000	$ 0.74
	N/A	0	$ 1.75
	Tape & Reel (TR)	2500	$ 0.70
Newark	Each (Supplied on Full Reel)	2000	$ 0.79
		4000	$ 0.71
		6000	$ 0.68
		10000	$ 0.66

Description

General part information

0459.500 Series

The 459 Series Very Fast-Acting SMF is based on Littelfuse PICO® fuse through-hole technology, though offered in a surface mount package. This series of devices meets the requirements of the RoHS directive.