sf0402f

PL
IA
N
T
SinglFuse™ SF-0402F Series Features
*R
oH
S
CO
M
■ Single blow fuse for overcurrent
■
■
■
■
■
protection
1005 (EIA 0402) miniature footprint
Fast-acting fuse
UL listed
RoHS compliant* and halogen free**
Thin film chip fuse
■ Surface mount packaging for automated
assembly
SF-0402F Series - Fast Acting Surface Mount Fuses
Electrical Characteristics
Model
SF-0402F050
SF-0402F075
SF-0402F080
SF-0402F100
SF-0402F125
SF-0402F150
SF-0402F160
SF-0402F200
SF-0402F250
SF-0402F300
SF-0402F315
SF-0402F400
Rated Current
(Amps)
0.50
0.75
0.80
1.00
1.25
1.50
1.60
2.00
2.50
3.00
3.15
4.00
Fusing Time
Open within 1
min. at 200 %
rated current
Resistance
(mΩ) Typ.***
320
110
120
90
67
51
46
33
25
20
19
16
Rated
Voltage
Breaking
Capacity
DC 24 V
DC24 V 35 A
Typical
I2t (A2s)
0.00317
0.0049
0.00532
0.00724
0.01344
0.01356
0.01672
0.01983
0.03763
0.05427
0.06304
0.0896
***Resistance value was measured with less than 10 % of rated current.
Reliability Testing
Parameter
Requirement
Test Method
Carrying Capacity ..................................... No fusing ....................................................Rated current, 4 hours
Fusing Time .............................................. Within 1 minute ..........................................200 % of its rated current
Interrupting Ability ..................................... No mechanical damages ...........................After the fuse is interrupted, rated voltage applied for
30 seconds again
Bending Test ............................................. No mechanical damages ...........................Distance between holding points: 90 mm,
Bending: 3 mm,1time, 30 seconds
Resistance to Solder Heat ........................ ±20 % .........................................................260 °C ±5 °C,10 seconds ±1 second
Solderability .............................................. 95 % coverage minimum ...........................235 °C ±5 °C, 2 ±0.5 second
245 °C ±5 °C, 2 ±0.5 second (lead free)
Temperature Rise ..................................... <75 ° ..........................................................100 % of its rated current, measure of surface
temperature
Resistance to Dry Heat............................. ±20 % .........................................................105 °C ±5 °C,1000 hours
Resistance to Solvent ............................... No evident damage on protective ..............23 °C ±5 °C of isopropyl alcohol, 90 seconds coating
and marking
Residual Resistance ................................. 10k W or more ...........................................Measure DC resistance after fusing
Thermal Shock ......................................... DR < 10 % .................................................-20 °C / +25 °C /+125 °C /+25 °C, 10 cycles
Typical Part Marking
How to Order
Represents total content. Layout may
vary.
SF - 0402 F 050 - 2
SinglFuse™
Product Designator
SMD Footprint
1005 (EIA 0402) size
RATING CURRENT (A)
F = 0.50
N = 1.60
V = 0.75
S = 2.00
K = 0.80
T = 2.50
L = 1.00
3 = 3.00
M = 1.25
U = 3.15
P = 1.50
W = 4.00
Fuse Blow Type
F = Fast acting
S = Slow blow
Rated Current
050-400 (500 mA - 4.00 A)
Packaging Type
- 2 = Tape & Reel (10,000 pcs./reel)
Asia-Pacific:
Tel: +886-2 2562-4117
Fax: +886-2 2562-4116
Europe:
Tel: +41-41 768 5555
Fax: +41-41 768 5510
The Americas:
Tel: +1-951 781-5500
Fax: +1-951 781-5700
www.bourns.com
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
** Bourns is using the definition that appears to be the prevalent definition used as the industry standard at this time. The Bourns definition of “halogen-free” is:
Bromine (Br) content: ≤ 900 ppm; Chlorine (Cl) content: ≤ 900 ppm; Total Br + Cl content: ≤1500 ppm.
“SinglFuse” is a trademark of Bourns, Inc.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
SinglFuse™ SF-0402F Series Applications
■ Portable memory
■ Cell phones
■ LCD monitors
■ Rechargeable battery packs
■ Disk drives
■ Battery chargers
■ PDAs
■ Set top boxes
■ Digital cameras
■ Industrial controllers
■ DVDs
SF-0402F Series - Fast Acting Surface Mount Fuses
Solder Reflow Recommendations
250
Peak: 250 +0/-5 °C
TEMPERATURE (°C)
230 °C or higher
200
PRE-HEATING ZONE
180 °C
PEAK: 250 +0/-5 °C, 5 seconds
PRE-HEATING ZONE: 150 to 180 °C, 90 ± 30 seconds
SOLDERING ZONE: 230 °C or higher, 30 ± 10 seconds
150 °C
150
90 ± 30 Seconds
100
30 ± 10 Seconds
SOLDERING ZONE
50
HEATING TIME
Product Dimensions
Recommended Pad Layout
1.0 ± 0.1
(.039 ± .004)
0.381
(.015)
0.35 ± 0.05
(.014 ± .002)
0.52 ± 0.05
(.020 ± .002)
0.558
(.022)
0.25 ± 0.1
(.010 ± .004)
0.2 ± 0.1
(.008 ± .004)
0.25 ± 0.1
(.010 ± .004)
0.2 ± 0.1
(.008 ± .004)
DIMENSIONS:
PACKAGING: 10,000 pcs./reel
1.55
(.061)
MM
(INCHES)
Thermal Derating Curve
Construction & Material Content
PERCENT OF RATING (%)
120
OVERCOAT
110
Sn PLATING
100
FUSE ELEMENT
Cu / Ni PLATING
90
CERAMIC SUBSTRATE
80
-20
0
20
40
60
80
100
120
AMBIENT TEMPERATURE (°C)
Operating Temperature..................................................................................-40 °C to +105 °C
Storage Conditions
Temperature ................................................................................................+5 °C to +35 °C
Humidity...........................................................................................................40 % to 75 %
Shelf Life........................................................................... 2 years from manufacturing date
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
SF-0402F Series - Fast Acting Surface Mount Fuses
Minimum I2T V Clear Time Curves
Average Time Current Curves
100
1.50 A
1.25 A
1.00 A
0.80 A
0.75 A
0.50 A
100
1.60 A
2.00 A
2.50 A
3.00 A
3.15 A
4.00 A
4.00 A
3.15 A
3.00 A
2.50 A
2.00 A
1.60 A
1.50 A
1.25 A
1.00 A
0.80 A
0.75 A
10
MIN. I2T (A2 SEC)
CLEARING TIME (S)
10
1
0.50 A
1
0.1
0.1
0.01
0.001
0.1
0.01
1
10
CURRENT (A)
100
0.001
0.001
0.01
0.1
CLEARING TIME (S)
REV. D 04/13
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
1
3312 - 2 mm
SMD
Trimming
SF-0402F
Series
Tape
and ReelPotentiometer
Specifications
SF-0402F Series
per EIA 481-2
Tape Dimensions
W
8.0 ± 0.2
(.315 ± .008)
P0
4.0 ± 0.1
(.157 ± .004)
P1
2.0 ± 0.1
(.079 ± .004)
P2
2.0 ± 0.05
(.079 ± .002)
A
0.7 ± 0.05
(.028 ± .002)
B
1.2 ± 0.05
(.047 ± .002)
F
3.5 ± 0.05
(.138 ± .002)
E
1.75 ± 0.1
(.069 ± .004)
D0
1.5 + 0.1
(.059 + .004)
T
0.45 ± 0.01
(.018 ± .004)
Reel Dimensions
180 +0/-3.0
(7.087 +0/-.118)
A
60.0
(2.362)
B Min.
C
13.0 ± 1.0
(.512 ± .039)
W
9.0 ± 1.0
(.354 ± .039)
T
11.4 ± 2.0
(.449 ± .079)
T
DIMENSIONS:
MM
(INCHES)
W
BOTTOM
TAPE
A
DIA.
C DIA.
DO
PO
E
TOP
TAPE
B
B
DIA.
F
PAPER
TAPE
RESISTOR
TAPE
T
A
P1
P2
DIRECTION OF UNREELING
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
W