Littelfuse 373 Series User Manual download pdf

Speciﬁcations are subject to change without notice.

Revised: 12/19/13

Radial Lead Fuses

TR5

> Fast-Acting > 373 Series

373 Series, TR5

, Fast-Acting Fuse

Agency Approvals

Agency Agency File Number Ampere Range

File number: E 67006 50mA - 6.3A

Certiﬁcation: 51378 50mA - 6.3A

File number: E67006 8A - 10A

Features

Electrical Characteristics

• ReducedPCBspace

requirements

• Directsolderableor

plug-in versions

• Internationallyapproved

• Lowinternalresistance

• Shocksafecasing

• Vibrationresistant

• Halogenfree

• Lead-free

• Availablefrom50mA

to 10A

% of Ampere

Rating

Ampere Rating Opening Time

200%

50mA - 6.3A 5 Seconds, Max.

8A - 10A 60 Seconds, Max.

Applications

1. Conducting path cross-section minimum ≥ 0.2mm

Electrical Characteristics

Amp

Code

Rated

Current

Voltage

Rating

Breaking Capacity

Voltage

Drop

1.0×I

max. (mV)

Power

Dissipation

1.0×I

max. (mW)

Melting

Integral

10×I

max. (A

Agency Approvals

0050 50mA 250V

50A / 250 VAC

50-60 Hz

cos ϕ = 1.0

1400 70 0.0001

X X

0063 63mA 250V 1300 85 0.00023 X X

0080 80mA 250V 1200 100 0.00037 X X

0100 100mA 250V 1100 110 0.0013 X X

0125 125mA 250V 1000 125 0.0019 X X

0160 160mA 250V 950 155 0.004 X X

0200 200mA 250V 850 170 0.0065 X X

0250 250mA 250V 750 190 0.014 X X

0315 315mA 250V 650 205 0.032 X X

0400 400mA 250V 230 95 0.016 X X

0500 500mA 250V 220 110 0.025 X X

0630 630mA 250V 210 135 0.045 X X

0800 800mA 250V 200 160 0.069 X X

1100 1.00A 250V 190 190 0.125 X X

1125 1.25A 250V 180 225 0.2 X X

1160 1.60A 250V 170 275 0.38 X X

1200 2.00A 250V 160 320 0.63 X X

1250 2.50A 250V 150 375 1. 2 X X

1315 3.15A 250V 140 445 1. 9 X X

1400 4.00A 250V 130 520 3.5 X X

1500 5.00A 250V 120 630 6.2 X X

1630 6.30A 250V 115 1000 9.1 X X

1800 8.00A

250V 120 1600 30 X

2100 10.00A

250V 110 2000 55

Note: 1.00 means the number one with two decimal places. 1,000 means the number one thousand.

• BatteryChargers

• ConsumerElectronics

• Powersupplies

• IndustrialControllers

Description

The TR5

373 Series are fast–acting 250V rated fuses, that

are designed in accordance to UL 248 –14.

Additional Information

Datasheet

Samples

Resources

1 2 3

Summary of Contents

Page 1 - , Fast-Acting Fuse

Page 2 - Revised: 12/19/13

Page 3 - 0000373 xxxx

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Littelfuse 373 Series User Manual

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