Datasheet - Littelfuse

Axial Lead & Cartridge Fuses
5×20 mm > Audio & Medical > 285 Series
285 Series, 5×20 mm, Audio & Medical Fuse
RoHS
Pb
PS
E
Description
5×20mm fuse with gold or rhodium-plated caps and
colourful ceramic body, designed to IEC standard
Features
• Desiged to International (IEC) Standard for use globally.
Meets the IEC 60127-2, Sheet 5 specification for time
lag Fuses (Above 10A, follow the standard).
• Available in Cartridge form
• RoHS compliant and lead-free
• Low magnetic susceptibility
Agency Approvals
Agency
PS
E
Agency File Number
Ampere Range
NBK250702-E10480A&C
NBK250702-E10480E
NBK100408-JP1021A
1A – 5A
6.3A & 15A
20A
Applications
Ideal for supplementary protection in appliances or
utilization equipment, especially in audio and medical
equipment.
Electrical Characteristics for Series
Additional Information
% of Ampere
Rating
Datasheet
Resources
Samples
150%
210%
275%
400%
1000%
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice. Application testing is strongly recommended.
Revised: 08/27/15
Ampere
Rating
Opening Time
0.125A - 0.5A
60 minutes, Minimum
1A - 3.15A
60 minutes, Minimum
5A - 6.3A
60 minutes, Minimum
8A - 20A
30 minutes, Minimum
0.125A - 0.5A
30 minutes, Maximum
1A - 3.15A
30 minutes, Maximum
5A - 6.3A
30 minutes, Maximum
8A - 20A
30 minutes, Maximum
0.125A - 0.5A
250 ms. Min.; 80 sec. Max.
1A - 3.15A
750 ms. Min.; 80 sec. Max.
5A - 6.3A
750 ms. Min.; 80 sec. Max.
8A - 20A
750 ms. Min.; 80 sec. Max.
0.125A - 0.5A
50 ms. Min.; 5 sec. Max.
1A - 3.15A
95 ms. Min.; 5 sec. Max.
5A - 6.3A
150 ms. Min.; 5 sec. Max.
8A - 20A
150 ms. Min.; 5 sec. Max.
0.125A - 0.5A
50 ms. Min.; 150 ms. Max.
1A - 3.15A
10 ms. Min.; 150 ms. Max.
5A - 6.3A
10 ms. Min.; 150 ms. Max.
8A - 20A
10 ms. Min.; 150 ms. Max.
Axial Lead & Cartridge Fuses
5×20 mm > Audio & Medical > 285 Series
Electrical Characteristics Specification by Item
Nominal Cold
Resistance
(Ohms)
Nominal
Melting
I2t (A2 Sec.)
Nominal
Voltage Drop
at Rated
Current (mV)
Nominal
Power
Dissipation
at Rated
Current (W)
250
13.1240
0.028
2600
1.6
250
0.9275
0.625
1100
1.6
250
1.1215
0.3
850
1.6
250
0.1455
1.6
350
2.5
x
1.6
250
0.0706
7.168
200
2.5
x
2
250
0.0546
10.8
190
2.5
x
02.5
2.5
250
0.0384
25.625
180
2.5
x
3.15
3.15
250
0.0269
51.597
140
4
x
005
5
250
0.0141
70
100
4
x
06.3
6.3
250
0.0107
130.977
100
4
x
008
8
250
0.0089
224
100
4
x
010
10
250
0.0065
361
100
4
x
015
15
250
[email protected]
0.0031
1305
100
4
x
020
20
250
[email protected]
0.0024
3225.6
100
4
x
0.5
001
1
01.6
002
[email protected]
Temperature Re-rating Curve
PS
E
Average Time Current Curves
140
10000
120
100
1000
80
100
60
25˚C
40
20
-60˚C -40˚C -20˚C
-76˚F -40˚F -4˚F
0˚C
32˚F
20˚C 40˚C 60˚C 80˚C 100˚C 120˚C
68˚F -104˚F 140˚F 176˚F 212˚F 248˚F
Time (seconds)
PERCENT OF RATING
Agency
Approvals
285020.
.500
28501.6
285002.
28502.5
2853.15
285005.
28506.3.
285008.
285010.
285015.
0.315
285001.
0.125
.315
285.500
.125
Amp Code
Interrupting
Rating
285.315
Voltage
Rating
(V)
285.125
Amp
Rating
(A)
10
1
AMBIENT TEMPERATURE
Note:
Rerating depicted in this curve is in addition to the standard derating of 25% for
continuous operation.
0.1
0.01
0.001
0.01
0.1
1
10
100
1000
Amps
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 08/27/15
Axial Lead & Cartridge Fuses
5×20 mm > Audio & Medical > 285 Series
Product Characteristics
Materials
Body : Ceramic
Cap : Gold / Rhodium-plated brass
Terminal Strength
MIL- STD-202, Method 211,
Test condition A
Product Marking
Cap 1: Brand logo, current and voltage
rating
Cap 2: Agency approval markings
Dimensions
Operating Temperature
–55ºC to +125ºC
Thermal Shock
MIL- STD-202, Method 107,
Test Condition B: (5 cycles –65ºC to
+125ºC)
Vibration
MIL- STD-202, Method 201
Humidity
MIL- STD-202, Method 103,
Test condition A: High RH (95%) and
elevated temp. (40ºC) for 240 hours
Salt Spray
MIL- STD-202, Method 101,
Test condition B
Part Numbering System
0285 xxxx M X (R) P
20+0.5
0285.125 XP/XRP
to
0285020 XP/XRP
5.2+0.1
-0.2
5.1+0.6
Series
Current Rating Code
5.1+0.6
Refer to Amp Code column of
Electrical Characteristics Table
All dimensions in mm
Quantity Code
M = 1000
H = 100
Package Code
X = Filler
Option Codes
Blank = Gold-plated caps
R = Rhodium-plated caps
Lead Free
Packaging
Packaging Option
Packaging Specification
Quantity
Quantity &
Packaging Code
Taping Width
N/A
N/A
100
1000
HX
MX
N/A
N/A
285 Series
Bulk
Bulk
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 08/27/15