Surface Mount Fuses
NANO
2®
Fuse > 250V/350V VAC/VDC Time Lag > 462 Series
462 Series Fuse
Description
2®
®
Features
Agency Approvals
AGENCY
®
AGENCY FILE NUMBER
E67006
40022235
40027839
5007679-1170-0040 /
88238
AMPERE RANGE
500mA - 4A
1A, 1.6A, 3.15A, 4A
2A
500mA - 5A
Applications
Electrical Characteristics for Series
% of Ampere
Rating
125%
Opening Time
Electrical Specifications by Item
Ampere
Rating
(A)
Amp
Code
Max
Voltage
Rating
(V)
5
Interrupting
Rating
Nominal Cold
Resistance
(Ohms)
1
Nominal
Melting
I
2
t (A
2
sec)
Nom
Voltage
Drop
(mV)
Nom
Power
Dissipation
(W)
Agency Approvals
3
®
X
X
X
X
1125
X
X
X
X
1315
X
X
X
X
X
X
X
X
X
X
X
X
X
P
P
P
P
P
1.
2.
3.
4.
5.
Cold resistance measured at less than 10% of rated current at 23°C
l
2
t values slated for 8ms opening time
Agency Approval Table Key: X = Approved or Certified, P = Pending
UL Recognition - IR at 100A @ 350 VAC/VDC
Rated at 350VAC/VDC per UL Recognition under UL248 (up to 4A only).
Rated at 250VAC/VDC per VDE under IEC standard 60127-4.
If you have special electrical characteristic needs, please contact Littelfuse to discuss application specific options.
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/462.html for current information.
1
Revised: March 9, 2010
462 Series
Surface Mount Fuses
NANO
2®
Fuse > 250V/350V VAC/VDC Time Lag > 462 Series
Temperature Rerating Curve
Average Time Current Curves
100000
10000
1000
TIME IN SECONDS
100
10
1
0.1
0.01
0.001
0.1
1
CURRENT IN AMPERES
10
100
Soldering Parameters
Reflow Condition
- Temperature Min (T
s(min)
)
Pre Heat
- Temperature Max (T
s(max)
)
- Time (Min to Max) (t
s
)
Average Ramp-up Rate (Liquidus Temp
(T
L
) to peak)
T
S(max)
to T
L
- Ramp-up Rate
Reflow
- Temperature (T
L
) (Liquidus)
- Temperature (t
L
)
Peak Temperature (T
P
)
Time within 5°C of actual peak
Temperature (t
p
)
Ramp-down Rate
Time 25°C to peak Temperature (T
P
)
Do not exceed
462 Series
2
500mA
630mA
800mA
1.00A
1.25 A
1.60 A
2.00 A
2.50 A
3.15 A
4.00 A
5.00 A
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/462.html for current information.
Surface Mount Fuses
NANO
2®
Fuse > 250V/350V VAC/VDC Time Lag > 462 Series
Product Characteristics
Materials
Body:
Cap:
Body:
Operating
Temperature
Climatic Category
Product Marking
Solderability
Reistance to
Soldering Heat
Vibration
Moisture
Sensitivity Level
Dimensions
2.8
1.4
2.8
1.4
Part Numbering System
462
0 500 0 0 0 0
SERIES
4.5 ± 0.1
RESERVE CHARACTER
0: Default
PACKAGING CODE
0: Tape and Reel, 1500 pcs
VARIANT
0: Standard
KIND
0: Standard
Examples:
0
500
1
500
4.25
W
T 800mA
462 L 250V
10.5 ± 0.2
4.5 ± 0.1
AMP CODE
0: < 1A
1: > 1A
AMP RATING
100: 1A
125: 1.25A
160: 1.6A
200: 2A
250: 2.5A
315: 3.15A
400: 4A
500: 500mA, 5A
630: 630mA
800: 800mA
Recommended Pad Layout
Packaging
Packaging Option
Packaging Specification
Quantity
Quantity &
Packaging Code
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/462.html for current information.
3
462 Series