Cartridge and Axial Lead Fuses
5×20mm > Medium Acting > 201P Series
201P Series, 5×20mm, Medium–Acting Fuse
Description
RoHS
Pb
The 201P Series is a 5×20mm Medium–Acting, Time-lag,
Glass Body Cartridge Fuse.
Features
• Visual fault indication
• Direct solderable or
plug-in versions
Applications
Agency Approvals
Agency
Agency File Number
Ampere Range
• Worldwide availability
• RoHS compliant and
Lead-free
Used as supplementary protection in appliance or
utilization equipment to provide individual protection for
components or internal circuits.
Electrical Characteristics for Series
% of Ampere
Rating
150
210
400
Opening Time
1 Hour Minimum
600 s Maximum
40 ms Minimum 2 s Maximum
5 ms Minimum 90 ms Maximum
E67006
0.050A-1.25A
Additional Information
Datasheet
Resources
Samples
Accessories
1000
For recommended fuse accessories for this product series,
see ‘Recommended
Accessories’
section.
Electrical Characteristic Specifications by Item
Amp
Code
0050
0063
0080
0100
0125
0160
0200
0250
0315
0400
0500
0630
0800
1100
1125
Amp
Rating
0.050
0.063
0.080
0.100
0.125
0.160
0.200
0.250
0.315
0.400
0.500
0.630
0.800
1.000
1.250
Voltage
Rating
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
80A @ 250VAC
Nominal
Resistance
Cold Ohms
(mohms)
9200
7400
5330
3550
2650
1780
1250
870
590
435
160
130
85
70
50
Nominal
Melting Integral
10 x I
N
(A
2
s)
0.00900
0.01100
0.01700
0.03100
0.05700
0.08500
0.12000
0.13000
0.16000
0.28000
0.35000
0.80900
1.10000
2.00000
5.12000
Voltage
Drop 1.0 x I
N
max. (mV)
640
600
540
500
440
400
340
320
300
230
210
190
170
160
160
Power
Dissipation
1.5 x I
N
max. (W)
0.10000
0.10000
0.20000
0.20000
0.20000
0.20000
0.30000
0.30000
0.30000
0.40000
0.40000
0.50000
0.60000
0.70000
0.80000
Agency
Approvals
Interrupting Rating
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
Note: 1.00 means the number one with two decimal places. 1,000 means the number one thousand.
© 2018 Littelfuse, Inc.
Specifications are subject to change without notice. Application testing is strongly recommended.
Revised: 02/14/18
Cartridge and Axial Lead Fuses
5×20mm > Medium Acting > 201P Series
Temperature Re-rating Curve
Average Time Current Curves
00
0,0
10
(Min-Max Limit)
DIN 41571, T.2 (50mA ... 1.25A)
I-t Characteristics
Time (sec.)
,00
10
0
0
1,0
0
10
0
10
1
0.1
1
0.0
01
0.0
1
1.5
2
I
Fault
/ I
Rated
3
4
5
6
7
8 9 10
15
Soldering Parameters - Wave Soldering
300
Temperature (°C) - Measured on bottom side of board
280
260
240
220
200
180
160
140
120
100
80
60
40
20
100
110
120
130
140
150
160
170
180
190
200
210
220
230
240
10
20
30
40
50
60
70
80
90
0
0
Recommended Process Parameters:
Wave Parameter
Preheat:
(Depends on Flux Activation Temperature)
(Typical Industry Recommendation)
Lead-Free Recommendation
Temperature Minimum:
Temperature Maximum:
Preheat Time:
Solder Pot Temperature:
Solder Dwell Time:
100
°
C
150
°
C
60-180 seconds
260
°
C Maximum
2-5 seconds
Recommended Hand-Solder Parameters:
Solder Iron Temperature: 350°C +/- 5°C
Heating Time: 5 seconds max.
Note: These devices are not recommended for IR or
Convection Reflow process.
Time (Seconds)
Preheat Time
Dwell Time
Cooling Time
© 2018 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 02/14/18
Cartridge and Axial Lead Fuses
5×20mm > Medium Acting > 201P Series
Product Characteristics
Body: Glass
End Caps: Nickel–plated brass
Optional Holders: Nickel-plated caps
Tin-plated wires
Cap1: Brand mark, current and voltage ratings
Cap2: Series and agency approval marks
MIL-STD-202, Method 208
260ºC, 10 sec. (IEC 60068-2-20)
Vibration Resistance
Operating Temperature
Climatic Category
Stock Conditions
-25ºC to +70ºC
-25ºC/+70ºC/21 days (IEC 60068-1-3)
-10ºC to +60ºC RH,
≤ 75% yearly average, without dew,
maximum value for 30 days-95%
24 cycles at 15 min. each
(IEC 60068-2-6)
10 - 60 Hz at 0.75 mm amplitude
60 - 2000 Hz at 10 g acceleration
Materials
Product
Marking
Solderability
Soldering Heat
Resistance
Dimensions
max. 5.5
Ø 5.2
+0.1/-0.2
20
+0.5/-0.5
0.65
+0.04/-0.01
Ø 5.9
21
+0.5/-0.5
103.5 max.
Part Numbering System
201 xxxx 0 xx 1 P
Series
Current Rating Code
Refer to Amp Code column of
Electrical Characteristics Table
Lead-free
Filler
Filler
Packaging Code
Refer to below Packaging
Packaging
Packaging Code
00
02
30
43
53
Fuse Type
Cartridge Type Fuse
Cartridge Type Fuse
Cartridge Type Fuse
Axial Lead Fuse
Axial Lead Fuse
Packing Option
Bulk
Bulk
Bulk with Four Color Code
Tape and Reel
Tape and Reel with Four Color Code
Quantity
1000
100
1000
1250
1250
Recommended Accessories
Accessory
Type
Series
345_ISF
Holder
345
830
520
Block
646
658
520_W
Clip
111
445
Description
Panel Mount Shock-Safe Fuseholder
Shock-Safe Fuseholder with PC Mount, Solder Mount and Panel Mount options
PC Mount Shock-Safe Miniature Fuseholder
Metric OMNI-BLOK® Fuse Block
PC Mount Miniature Fuse Block
Surface Mount Miniature Fuse Block
PC Mount Miniature Fuse Clip
PC Board Mount Fuse Clip
PC Board Mount Fuse Clip
250
Max
Application
Voltage
Max
Application
Amperage
10
20
16
10
6.3
10
6.3
10
10
Notes:
1. Do not use in applications above rating.
2. Please refer to fuseholder data sheet for specific re-rating information.
3. Please contact factory for applications greater than the max voltage and amperage shown.
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.
© 2018 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 02/14/18
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