TSA-1.25A

Active

OptiFuse

FUSE GLASS 1.25A 250VAC 3AB 3AG

Deep-Dive with AI

Search across all available documentation for this part.

DocumentsDatasheet

TSA-1.25A

Active

OptiFuse

FUSE GLASS 1.25A 250VAC 3AB 3AG

Deep-Dive with AI

DocumentsDatasheet

Specifications Pricing Series Description Documents

Pricing

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

Distributor	Package	Quantity	$

Digikey	Bulk	1	$ 0.99

Description

General part information

TSA Series

1.25 A 250 V AC DC Fuse Cartridge, Glass Requires Holder 3AB, 3AG, 1/4" x 1-1/4"

Documents

Technical documentation and resources

Datasheet

Technical Specifications

Parameters and characteristics commom to parts in this series

Specification	TSA-1.25A	TSA Series

Approval Agency	UL 248, cULus	UL 248, cULus, cURus, UL 248
Breaking Capacity @ Rated Voltage	100 A	1 - 200 A
Current Rating (Amps)	1.25 A	0.2 - 800 A
Melting I˛t	5.789	0.262 - 17663
Melting I²t	-	5.115 - 24300
Mounting Type	Requires Holder	Requires Holder
Operating Temperature [Max]	125 °C	125 °C
Operating Temperature [Min]	-55 °C	-55 °C
Package / Case	3AB, 3AG	3AB, 3AG
Package / Case [x]	1/4	1/4
Package / Case [y]	1-1/4	1-1/4
Response Time	Slow Blow	Slow Blow
Size / Dimension [diameter]	6.35 mm	6.35 mm
Size / Dimension [diameter]	0.25 in	0.25 in
Size / Dimension [z]	1.252 in	1.252 in
Size / Dimension [z]	31.8 mm	31.8 mm
Voltage Rating - AC	250 V	250 V
Voltage Rating - DC	-	32 V

TSA Series

FUSE GLASS 1A 250VAC 3AB 3AG

Part	Breaking Capacity @ Rated Voltage	Response Time	Melting I˛t	Current Rating (Amps)	Approval Agency	Operating Temperature [Min]	Operating Temperature [Max]	Size / Dimension [z]	Size / Dimension [z]	Size / Dimension [diameter]	Size / Dimension [diameter]	Voltage Rating - AC	Mounting Type	Package / Case	Package / Case [y]	Package / Case [x]	Melting I²t	Voltage Rating - DC
OptiFuse TSA-1A	100 A	Slow Blow	3.373	1 A	cULus, UL 248	-55 °C	125 °C	1.252 in	31.8 mm	6.35 mm	0.25 in	250 V	Requires Holder	3AB, 3AG	1-1/4	1/4
OptiFuse TSA-500MA	100 A	Slow Blow	2.512	0.5 A	cULus, UL 248	-55 °C	125 °C	1.252 in	31.8 mm	6.35 mm	0.25 in	250 V	Requires Holder	3AB, 3AG	1-1/4	1/4
OptiFuse TSA-800MA	100 A	Slow Blow	1.542	800 mA	cULus, UL 248	-55 °C	125 °C	1.252 in	31.8 mm	6.35 mm	0.25 in	250 V	Requires Holder	3AB, 3AG	1-1/4	1/4
OptiFuse TSA-1.2A	100 A	Slow Blow		1.2 A	cULus, UL 248	-55 °C	125 °C	1.252 in	31.8 mm	6.35 mm	0.25 in	250 V	Requires Holder	3AB, 3AG	1-1/4	1/4	5.115
OptiFuse TSA-4A	200 A	Slow Blow	32.96	4 A	cULus, UL 248	-55 °C	125 °C	1.252 in	31.8 mm	6.35 mm	0.25 in	250 V	Requires Holder	3AB, 3AG	1-1/4	1/4
OptiFuse TSA-1.5A	100 A	Slow Blow	10.02	1.5 A	cULus, UL 248	-55 °C	125 °C	1.252 in	31.8 mm	6.35 mm	0.25 in	250 V	Requires Holder	3AB, 3AG	1-1/4	1/4
OptiFuse TSA-25A	1 kA	Slow Blow	17663	25 A	cURus, UL 248	-55 °C	125 °C	1.252 in	31.8 mm	6.35 mm	0.25 in	250 V	Requires Holder	3AB, 3AG	1-1/4	1/4		32 V
OptiFuse TSA-16A	1 kA	Slow Blow	5760	16 A	cURus, UL 248	-55 °C	125 °C	1.252 in	31.8 mm	6.35 mm	0.25 in	250 V	Requires Holder	3AB, 3AG	1-1/4	1/4	5760	32 V
OptiFuse TSA-3.5A	100 A	Slow Blow	25.55	3.5 A	cULus, UL 248	-55 °C	125 °C	1.252 in	31.8 mm	6.35 mm	0.25 in	250 V	Requires Holder	3AB, 3AG	1-1/4	1/4
OptiFuse TSA-2A	100 A	Slow Blow	7.48	2 A	cULus, UL 248	-55 °C	125 °C	1.252 in	31.8 mm	6.35 mm	0.25 in	250 V	Requires Holder	3AB, 3AG	1-1/4	1/4	7.48