042902.5WRM Littelfuse Inc, 042902.5WRM Datasheet - Page 3

• Manufacturer Part Number: 042902.5WRM
• Description: FUSE 2.50A 32V FAST 1206 SMD
• Manufacturer: Littelfuse Inc
• Series: 429r

Specifications of 042902.5WRM

• Fuse Type: Fast Acting
• Voltage - Rated: 32VAC, 32VDC
• Current: 2.5A
• Package / Case: 1206 (3216 Metric)
• Size / Dimension: 0.126" L x 0.063" W x 0.045" H (3.20mm x 1.60mm x 1.14mm)
• Mounting Type: Surface Mount
• Operating Temperature: -55°C ~ 90°C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Color: -
• Other names: 042902.5; 042902.5WR; 42902.5WR; 42902.5WRM; F1272TR

© 2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/429.html for current information.
RECOMMENDED PAD LAYOUTS
(.150")
Product Characteristics
Materials
Operating
Temperature
Thermal Shock
Dimensions
Packaging
3.81
REFLOW SOLDER
Tape & Reel – 8mm tape
Packaging Option
(.080")
2.03
(.060")
(.045")
1.52
1.14
Body: Epoxy Substrate
Terminations, RoHS Compliant Device (429L):
100% Tin over Nickel over Copper
Element Cover Coat: Conformal Coating
NOTE: Do not use alcohol-based cleaners or
solvents with 429 Series Thin-Film Fuses as it
may damage the coating.
– 55
Consult temperature rerating chart.
For operation above 90°C contact Littelfuse.
Withstands 5 cycles of – 55
O
C to 90
(.044")
REF.
1.12
O
C.
EIA RS-481-1 (IEC 286, part 3)
Packaging Specification
2.49 (.098")
(.125")
REF.
3.18
O
Surface Mount Fuses
C to 125
Thin Film > 1206 Size > Very Fast-Acting > 429 Series
(.060")
(.025")
1.52
(.045")
.635
1.14
O
C
Revised: January 7, 2009
35
Quantity
3000
Part Marking System
Part Numbering System
Humidity
Vibration
Insulation Resistance
(After Opening)
Resistance to
Soldering Heat
Halogen-Free item
SERIES
AMP Code
QUANTITY Code
L = Lead-Free device and
RoHS compliant device
Series
429L
Refer to Amp Code Column of
Electrical characteristics table
WRM = 3000 pieces, Tape and Reel
Packaging Code
Marking
Quantity &
Code
WRM
7
0429 007. WRM L HF
MIL -STD-202F , Method 103B
Condition D
Withstands 10 – 55 Hz per MIL -STD-
202F , Method 201A and 10-2000 Hz
at 20 G’s per MIL -STD-202F , Method
204D, Condition D.
Greater than 10,000 ohms
MIL -STD-202G, Method 210F ,
Condition D
429 Series