Datasheet

Axial Lead & Cartridge Fuses
5×20 mm > Medium-Acting > 233 Series
233 Series, 5×20 mm, Medium-Acting Fuse
RoHS
PS
E
Pb
Description
5×20mm medium–acting glass body fuse designed to UL
specification.
Features
• RoHS compliant and
lead-free
• Designed to UL/CSA/
ANCE 248-1 and 248-14
Standards
• Available in cartridge
and axial lead format
Applications
Agency Approvals
Agency
PS
E
Agency File Number
Used as supplementary protection in appliance or
utilization equipment to provide individual protection for
components or internal circuits.
Ampere Range
Cartridge:
NBK190609-JP1021A
NBK030609-JP1021B
Leaded:
NBK190609-JP1021B
NBK030609-JP1021D
1A – 5A
6A – 10A
Electrical Characteristics for Series
1A – 5A
6A – 10A
N/A
1A – 10A
% of Ampere
Rating
Ampere
Rating
1A – 3.5A
4 hours, Minimum
E10480
1A – 10A
100%
4A – 7A
1 hour, Minimum
SU05001 - 2010
1A – 6.5A
29862
1A – 6A
8A – 10A
135%
Additional Information
Datasheet
200%
Resources
Samples
Opening Time
8A – 10A
1 hour, Minimum
1A – 3.5A
15 sec., Min; 1500 sec., Max.
4A – 7A
15 sec., Min; 1500 sec., Max.
8A – 10A
3 sec., Min; 3600 sec., Max.
1A – 3.5A
.60 sec., Min; 3 sec., Max.
4A – 7A
.60 sec., Min; 3 sec., Max.
8A – 10A
0.4 sec., Min; 2.25 sec., Max.
Accessories
For recommended fuse accessories for this product series,
see ‘Recommended Accessories’ section.
Electrical Characteristic Specifications by Item
Amp Code
Amp
Rating (A)
Voltage
Rating (V)
001.
1.25
01.6
002.
02.5
003.
3.15
03.5
004.
005.
006.
06.3
007.
008.
010.
1
1.25
1.6
2
2.5
3
3.15
3.5
4
5
6
6.3
7
8
10
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
Interrupting
Rating
Nominal Cold
Resistance (Ohms)
Nominal Melting
I2t (A2 sec)
10 kA @ 125VAC
0.1750
0.1263
0.0880
0.0684
0.0521
0.0431
0.0380
0.0322
0.0293
0.0217
0.0179
0.0166
0.0137
0.0084
0.0066
1.97500
3.39000
6.14000
9.97000
17.04500
26.24000
29.79500
36.27500
51.61000
89.97500
131.45500
151.90500
157.31000
169.43500
274.11500
Agency Approvals
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
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
x
x
x
x
x
x
x
© 2016 Littelfuse, Inc.
Application testing is strongly recommended. Specifications are subject to change without notice.
Revised: 06/06/16
Axial Lead & Cartridge Fuses
5×20 mm > Medium-Acting > 233 Series
Average Time Current Curves
1A
1.25A
1.6A
2A
2.5A
3A
3.15A
3.5A
4A
5A
6A
6.3A
7A
8A
10A
Temperature Re-rating Curve
10000
1000
TIME IN SECONDS
100
0.1
Note:
Rerating depicted in this curve is in addition to the standard derating of 25% for
continuous operation.
0.01
0.001
1
10
100
1000
CURRENT IN AMPERES
Soldering Parameters - Wave Soldering
Recommended Process Parameters:
280
Wave Parameter
260
240
220
Preheat:
200
(Depends on Flux Activation Temperature)
Lead-Free Recommendation
(Typical Industry Recommendation)
180
Temperature Minimum:
100°C
160
Temperature Maximum:
Preheat Time:
150°C
60-180 seconds
140
120
100
80
60
Solder Pot Temperature:
260°C Maximum
Solder Dwell Time:
2-5 seconds
40
Time (Seconds)
Cooling Time
Preheat Time
Dwell Time
© 2016 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 06/06/16
240
230
220
210
200
190
180
170
160
150
140
130
120
110
90
100
80
70
60
50
40
30
0
0
20
20
10
Temperature (°C) - Measured on bottom side of board
300
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.
Axial Lead & Cartridge Fuses
5×20 mm > Medium-Acting > 233 Series
Product Characteristics
Materials
Body: Glass
Cap: Nickel–plated brass
Leads: Tin–plated Copper
Terminal Strength
MIL-STD-202, Method 211, Test Condition A
Solderability
MIL-STD-202 Method 208
Product Marking
Cap 1: Brand logo, current and voltage
rating
Cap 2: Series and agency approval
markings
Packaging
Available in Bulk (M=1000 pcs/pkg) or on
Tape/Reel (MRET1=1000 pcs/reel)
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
0233 000P
0233 xxxx M X P
20+0.5
5.2+0.1
-0.2
5.1+0.6
Series
Amp Code
5.1+0.6
Refer to Amp Code column of
Electrical Characteristics Table
0233000XEP
Quantity Code
5.5±0.3
21.5±1.0
40±1.0
M = 1000
Packaging Code
0.65±0.05*
X = Filler
All dimensions in mm
Lead-free
Notes: * Ratings above 6.3A have 0.8±0.05 diameter lead.
Packaging
Packaging Option
Packaging Specification
Quantity
Quantity & Packaging Code
Taping Width
N/A
N/A
EIA 296-E
N/A
1000
1000
1000
1000
MX
MXE
MRET1
MXB
N/A
N/A
T1=53mm (2.087”)
N/A
233 Series
Bulk
Bulk
Reel and Tape
Bulk
Recommended Accessories
Accessory
Type
Holder
Block
Clip
Max
Application
Voltage
Max
Application
Amperage
Series
Description
345_ISF
Panel Mount Shock-Safe Fuseholder
10
345
Shock-Safe Fuseholder with PC Mount, Solder Mount and Panel Mount options
20
830
PC Mount Shock-Safe Miniature Fuseholder
16
520
Metric OMNI-BLOK® Fuse Block
646
PC Mount Miniature Fuse Block
658
Surface Mount Miniature Fuse Block
10
520_W
PC Mount Miniature Fuse Clip
6.3
111
PC Board Mount Fuse Clip
10
445
PC Board Mount Fuse Clip
10
10
250
6.3
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.
© 2016 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 06/06/16