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© 2017 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 03/03/17
Radial Leaded Fuse Holders
Ordering Information
Ordering
Number
Terminal
Plating
Mount
Color
Mount
Direction
Packaging
0281 0005 H Silver
1
White Vertical 10 0 (Bulk pack)
0281 0008 H Tin
1
White Vertical 10 0 (Bulk pack)
0281 0007 H Silver
1
White Horizontal 100 (Bulk pack)
0281 0010 H Tin
1
White Horizontal 100 (Bulk pack)
556 0000 0001* Tin Black Vertical 1000 (Bulk pack)
557 0000 0001* Tin Black Horizontal 1000 (Bulk pack)
1. UL recognized.
* RoHs compliant.
Note: 0281 Series have Glow Wire
Product Characteristics
Dimensions units in inch (mm)
Note: Ensure proper fuseholder re-rating.
281 Series
Vertical
281 Series
Horizontal
556 Series
Vertical
557 Series
Horizontal
Compatible
Fuses
MICRO
TM
/TR3
®
Description
Thru-hole circuit board mount holders designed for
Littelfuse MICRO™/ TR3 type and other fuse series with
.025” diameter leads rated to 5 amps
Electrical Rated at 5A / 1.6W to 125 volts.
Mounting
Method
PC Board Thru-Hole @ 5.08 hole spacing
Mount Color
& Direction
White
Vertical
White
Horizontal
Black
Vertical
Black
Horizontal
Molded Part
Specs
White Thermoplastic
UL 94V0 PBT
Black Thermoplastic
UL 94V0
Metal Parts
and
Terminals
Copper Alloy with options
Tin Plating (281008, 281010)
or
Silver Plating (281005, 281007)
Copper Alloy with
Tin Plating
Ambient
Temperature
–40ºC to +100ºC.
Unit Weight 0.41g 0.50g 0.42g 0.51g
.10˝
REF.
.095˝
.105˝
.032˝
.046˝
TYP.
.25˝
DIA.
.23˝
.23˝
.18˝
.195˝
.205˝
.219˝
.229˝
.050˝
.055˝
DIA.
HOLES
(2)
.25˝
.28˝
.10˝
.046˝
TYP.
.195˝
.205˝
.050˝
.055˝
.095˝
.105˝
DIA.
HOLES
(2)
.26˝
.20˝
Circuit Board Mounting Detail Circuit Board Mounting Detail
Circuit Board Mounting DetailCircuit Board Mounting Detail
.26”
(6.6)
.185±.01” (4.7±0.3)
.047”
(1.2)
.01”
(0.3)
.20” (5.08)
.10”
(2.54)
.244”(6.2)
.20” (5.08)
.10”(2.54)
.10”(2.54)
.10”(2.54)
.20” (5.08)
.276”(7.0)
.244”(6.2)
.200±.006”
(5.08 ±.15)
.10±.002”
(2.54 ±.05)
.020”
(.50)
.260”(6.6)
.138”(3.5)
.016”(0.4)
.177”
(4.5)
556 0000 0001
Black / Vertical Mount Devices
557 0000 0001
Black / Horizontal Mount Devices
0281 0005H, 0281 0008H
White / Vertical Mount Devices
0281 0007H, 0281 0010H
White / Horiz
ontal Mount Devices
.20˝
.20˝
.020˝
.051”
(1.3±0.1)
.138”
(3.5)
.047”(1.2)
.051”
(1.3±0.1)
281/556/557 Series Thru-Hole Circuit Board Mount Holders for Micro
TM
/TR-3 Fuses
281 Series PC Mount - Vertical 281 Series PC Mount - Horizontal
556 Series PC Mount - Vertical 557 Series PC Mount - Horizontal
Note: These products are shipped without fuse device
Additional Information
Datasheet
Samples
Resources
Specifications are subject to change without notice. Application testing is strongly recommended.
RoHS
Agency Approvals
Agency
Agency File Number
281 Series 556 Series 557 Series
E14721
N/A N/A
Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and
test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications.
Read complete Disclaimer Notice at www.littelfuse.com/disclaimer-electronics.