Surface Mount Fuses
NANO
2®
> 250V/350V VAC/VDC Time Lag Fuse > 462 Series
462 Series Fuse
Description
RoHS
PS
E
The 462 series Nano
2®
Surface Mount Fuse has time-lag
current characteristics with interrupting ratings rated at
250V and 350V. It complies with IEC 60127-4 Universal
Modular Fuse-Links.
Features
• Heat resistant plastic
housing, UL 94 V-0
• Designed for line or low
voltage applications
Agency Approvals
AGENCY
AGENCY FILE NUMBERS
E67006
40022235
40027839
PS
E
• Lead-free -- compatible
with lead-free solders
and higher temperature
profiles
• Available in ratings of
0.5A to 5A
• Low voltage drop
• Internationally approved
AMPERE RANGE
0.5A - 4A
1A,1.6A,3.15A, 4A
2A
2.5A - 5A
1.6A
0.5A - 5A
• High pulse resistance
Applications
• Lighting ballast
• AC/DC adaptor primary
protection
• Transformerless AC/DC
converter circuit
• High DC voltage power
distribution system
JET1896-31007-1005
CQC14012115883
E242325
Electrical Characteristics for Series
% of Amp Rating
125%
200%
1000%
Opening Time
1 hour, Minimum
2 minutes, Maximum
10 milliseconds, Minimum
100 milliseconds, Maximum
Additional Information
Datasheet
Resources
Samples
Electrical Specifications by Item
Ampere
Rating
(A)
0.500
0.630
0.800
1.00
1.25
1.60
2.00
2.50
3.15
4.00
5.00
1.
2.
3.
4.
5.
Amp
Code
0500
0630
0800
1100
1125
1160
1200
1250
1315
1400
1500
Max
Voltage
Rating
(V)
5
Interrupting
Rating
Nominal
Cold
Resistance
(Ohms)
1
0.2270
0.1570
0.1300
Nominal
Melting
I
2
t (A
2
sec)
0.43
0.80
1.40
2.70
5.20
9.70
5.44
8.00
14.00
21.00
40.00
Nom
Voltage
Drop
(mV)
160
160
160
140
130
130
120
120
110
110
110
Nom
Power
Dissipation
(mW)
200
200
250
250
250
280
300
450
600
800
1000
Agency Approvals
3
®
PS
E
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
100A @
350VAC/VDC
4
250
150A @
250VAC/VDC
0.0867
0.0602
0.0443
0.0335
0.0278
0.0204
0.0158
150A @
250VAC/VDC
0.0124
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.
© 2015 Littelfuse, Inc.
Specifications are testing to change without notice.
Specifications are subject to change without notice. Application subject is strongly recommended.
Revised: 06/12/15
Surface Mount Fuses
NANO
2®
> 250V/350V VAC/VDC Time Lag Fuse > 462 Series
Temperature Re-rating Curve
462 Series
Average Time Current Curves
100000
10000
1000
TIME IN SECONDS
100
10
1
Note:
1. Rerating depicted in this curve is in addition to the standard derating of 25% for
continuous operation.
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
)
Pb – free assembly
150°C
60 – 120 seconds
5°C/second max.
5°C/second max.
217°C
60 – 90 seconds
250
+0/-5
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
T
P
T
L
Temperature
t
P
Ramp-up
Critical Zone
T
L
to T
P
200°C
T
S(max)
T
S(min)
Preheat
t
L
Ramp-down
t
S
25
time to peak temperature
(t 25ºC to peak)
Time
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
)
°C
20 – 40 seconds
5°C/second max.
8 minutes max.
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 06/12/15
Surface Mount Fuses
NANO
2®
> 250V/350V VAC/VDC Time Lag Fuse > 462 Series
Product Characteristics
Materials
Product Marking
Solderability
Reistance to
Soldering Heat
Body:
Plastic UL 94 V-0
Cap:
Tin-plated brass
Body:
Brand Logo, “T” for Time-Lag,
Current Rating, L Voltage Rating, UMF logo
IEC 60068-2-58
IEC 60068-2-58
Moisture
Sensitivity Level
Operating
Temperature
Climatic Category
–40°C to +85°C with proper derating
IEC60068-1, -2-1, -2-2, -2-78
(–40°C to +85°C / 21 days)
IEC60068-6 (24 cycles of 15 mins each,
1-60 Hz at 0.75mm amplitute, 60-2000 Hz
at 10g acceleration)
J-STD-020, Level 1
Vibration
Dimensions
2.8
1.4
2.8
1.4
Part Numbering System
462 0 500 0 0 0 0
SERIES
4.5 ± 0.1
W
4.25
T 800mA
RESERVE CHARACTER
0: Default
PACKAGING CODE
0: Tape and Reel, 1500 pcs
VARIANT
0: Standard
KIND
0: Standard
Examples:
0.5 amp (500mA) product is
462
0 500
0 0 0 0
5.0 amp product is
462
1 500
0 0 0 0
Please refer to Amp Code column of
the Electrical Specifications table on
the first page of this document.
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
16mm Tape and Reel
Packaging Specification
IEC 60286, part 3
Quantity
1500
Quantity &
Packaging Code
0
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 06/12/15