0429.375WRM

0429.375WRM Datasheet


Part Datasheet
0429.375WRM 0429.375WRM 0429.375WRM (pdf)
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PDF Datasheet Preview
Surface Mount Fuses

Thin-Film Surface Mount
1206 Very Fast-Acting Fuse 429 Series
• For new designs please consult the 433 or 466 Series on pages

ELECTRICAL CHARACTERISTICS:
% of Ampere Rating

Opening Time at 25°C
100%
4 hours, Minimum
200%
5 seconds, Maximum
300%
seconds, Maximum

AGENCY APPROVALS Recognized under the Components Program
of Underwriters Laboratories and Certified by CSA.

AGENCY FILE NUMBERS UL E10480, CSA LR

INTERRUPTING RATINGS:
50 amperes at rated voltage, VAC/VDC
35 amperes at rated voltage, VAC/VDC

ENVIRONMENTAL SPECIFICATIONS:

Operating Temperature 55°C to 90°C. Consult temperature rerating chart on page For operation above 90°C contact Littelfuse. Vibration Withstands 55 Hz per MIL-STD-202F, Method 201A and 10-2000 Hz at 20 G’s per MIL-STD-202F, Method 204D, Condition D. Insulation Resistance After Opening Greater than 10 KOhm. Resistance to Soldering Heat Withstands 60 seconds above 200°C up to 260°C, maximum. Thermal Shock Withstands 5 cycles of 55° to 125°C. PHYSICAL SPECIFICATIONS:

Materials Body Epoxy Substrate Terminations Copper/Nickel/Tin-Lead 95/5 Cover Coat Conformal Coating

Soldering Parameters Reflow Solder 260°C, 30 seconds maximum

PACKAGING SPECIFICATIONS 8mm Tape and Reel per EIA-RS481-1 IEC 286, part 3,000 per reel, add packaging suffix, WR.

PATENTED
ORDERING INFORMATION:

For New Designs Use 433 or 466 Series.

Catalog Ampere Number Rating

Marking Code

Nominal Voltage Resistance Rating Cold Ohms1

Melting I2t A2 Sec. 2
429 001
429 002
429 003
429 004
429 005
429 007
1 Measured at 10% of rated current, 25°C. 2 Measured at rated voltage.

RECOMMENDED PAD LAYOUTS

REF.

REFLOW SOLDER

REF.

Average Time Current Curves

TIME IN SECONDS

CURRENT IN AMPERES
.125A .2A .25A .375A .5A .75A 1A 1.25A 1.5A 1.75A 2A 2.5A 3A 4A 5A 7A
100 364
More datasheets: 0429.125WRM | 0429.500WRM | 0429.250WRM | 042902.5WRM | 0429005.WRM | 0429007.WRM | 0429002.WRM | 042901.5WRM | 04291.75WRM | 0429.750WRM


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Datasheet ID: 0429.375WRM 646392