Circuit Protection

TSA-315MA

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OptiFuse

FUSE GLASS 315MA 250VAC 3AB 3AG

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Circuit Protection

TSA-315MA

Active

OptiFuse

FUSE GLASS 315MA 250VAC 3AB 3AG

Deep-Dive with AI

DocumentsDatasheet

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	TSA-315MA

Approval Agency	cULus, UL 248
Breaking Capacity @ Rated Voltage	100 A
Current Rating (Amps)	0.315 A
Fuse Type	Cartridge, Glass
Melting I˛t	0.91
Melting I²t	0.91
Mounting Type	Requires Holder
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-55 C
Package / Case	3AG, 3AB
Package / Case [x]	0.25 in
Package / Case [y]
Response Time	Slow Blow
Size / Dimension [diameter]	6.35 mm
Size / Dimension [diameter]	0.25 "
Size / Dimension [x]	31.8 mm
Size / Dimension [x]	1.252 "
Voltage Rating - AC	250 V

TSA Series

Part	Melting I˛t	Mounting Type	Current Rating (Amps)	Response Time	Fuse Type	Voltage Rating - AC	Melting I²t	Size / Dimension [x]	Size / Dimension [x]	Size / Dimension [diameter]	Size / Dimension [diameter]	Approval Agency	Breaking Capacity @ Rated Voltage	Operating Temperature [Min]	Operating Temperature [Max]	Package / Case [x]	Package / Case
OptiFuse TSA-1A	3.373	Requires Holder	1 A	Slow Blow	Cartridge Glass	250 V	3.373	31.8 mm	1.252 "	6.35 mm	0.25 "	cULus UL 248	100 A	-55 C	125 °C	0.25 in	3AB 3AG
OptiFuse TSA-4A	32.96	Requires Holder	4 A	Slow Blow	Cartridge Glass	250 V	32.96	31.8 mm	1.252 "	6.35 mm	0.25 "	cULus UL 248	200 A	-55 C	125 °C	0.25 in	3AB 3AG
OptiFuse TSA-1.6A	11.52	Requires Holder	1.6 A	Slow Blow	Cartridge Glass	250 V	11.52 I²t	31.8 mm	1.252 "	6.35 mm	0.25 "	cULus UL 248	100 A	-55 C	125 °C	0.25 in	3AB 3AG
OptiFuse TSA-600MA	3.803	Requires Holder	600 mA	Slow Blow	Cartridge Glass	250 V	3.803 I²t	31.8 mm	1.252 "	6.35 mm	0.25 "	cULus UL 248	100 A	-55 C	125 °C	0.25 in	3AB 3AG
OptiFuse TSA-300MA	0.82	Requires Holder	0.3 A	Slow Blow	Cartridge Glass	250 V		31.8 mm	1.252 "	6.35 mm	0.25 "	cULus UL 248	100 A	-55 C	125 °C	0.25 in	3AB 3AG
OptiFuse TSA-10A	2427	Requires Holder	10 A	Slow Blow	Cartridge Glass	250 V	2427	31.8 mm	1.252 "	6.35 mm	0.25 "	cULus UL 248	200 A	-55 C	125 °C	0.25 in	3AB 3AG
OptiFuse TSA-315MA	0.91	Requires Holder	0.315 A	Slow Blow	Cartridge Glass	250 V	0.91	31.8 mm	1.252 "	6.35 mm	0.25 "	cULus UL 248	100 A	-55 C	125 °C	0.25 in	3AB 3AG
OptiFuse TSA-2.5A	11.43	Requires Holder	2.5 A	Slow Blow	Cartridge Glass	250 V	11.43 I²t	31.8 mm	1.252 "	6.35 mm	0.25 "	cULus UL 248	100 A	-55 C	125 °C	0.25 in	3AB 3AG
OptiFuse TSA-800MA	1.542	Requires Holder	800 mA	Slow Blow	Cartridge Glass	250 V	1.542 I²t	31.8 mm	1.252 "	6.35 mm	0.25 "	cULus UL 248	100 A	-55 C	125 °C	0.25 in	3AB 3AG
OptiFuse TSA-3A	18.71	Requires Holder	3 A	Slow Blow	Cartridge Glass	250 V	18.71	31.8 mm	1.252 "	6.35 mm	0.25 "	cULus UL 248	100 A	-55 C	125 °C	0.25 in	3AB 3AG

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	$ 1.78
		10	$ 1.72
		25	$ 1.68
		50	$ 1.42
		100	$ 1.15
		250	$ 1.05
		500	$ 0.88
		1000	$ 0.76
	N/A	3437	$ 1.28

Description

General part information

TSA Series

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

Documents

Technical documentation and resources