LCM0207SI
Vishay Draloric
Carbon Film, Cylindrical, Fusible Resistors
FEATURES
•
Fusible resistor for constant voltage designed for
overload protection
•
Specially spiralled to provide the fusible function
•
Flame retardant coating
•
Used in battery chargers, TV-sets, cordless phones,
PC/CPU-cooler
•
Pure tin termination on nickel barrier, plated on press fit
steel caps
•
Compatible with lead (Pb)-free and lead containing
soldering processes
•
Lead (Pb)-free and RoHS compliant
STANDARD ELECTRICAL SPECIFICATIONS
MODEL
LCM0207SI
POWER RATING
1)
P
70
W
0.25
TEMPERATURE COEFFICIENT
ppm/K
+ 300/- 250
TOLERANCE
%
±5
RESISTANCE RANGE
Ω
R22 - 1K0
E-SERIES
24
Note
1. Permissible dissipation depends on the maximum temperature at
the solder point, the component placement density and the
substrate material.
•
Marking: According to IEC 60062; see also datasheet “surface
mount resistor marking” (document number: 20020)
TECHNICAL SPECIFICATIONS
PARAMETER
Rated Dissipation at 70 °C
Minimum Overload to Fuse
Time to Fuse (max)
Thermal Resistance
2)
Voltage Coefficient
Category Temperature Range
Failure Rate
Weight/1000 pcs
UNIT
W
W
s
K/W
V
-1
°C
10
-9
/h
g
> 1R0
< 1R0
15
≤
220
≥
10
7
- 55 to + 125
< 30
71
LCM0207SI
0.25
4
5
Note
2. Based on measurements on test board acc. to EN 140400.
PART NUMBER AND PRODUCT DESCRIPTION
3)
PART NUMBER
4)
: LCM02070B01008JBP
L
MODEL/SIZE
LCM0207
C
M
0
2
0
7
B
0
1
0
0
8
J
B
P
SPECIAL
up to 2 digits
00
= standard
SPECIAL CHARACTER
B
= SI Fusible
TC
0
= neutral
see data sheet
for TC value
VALUE
3 digit value
1 digit multiplier
Multiplier
7
= *10
-3
0
= *10
0
8
= *10
-2
1
= *10
1
9
= *10
-1
TOLERANCE
J
=±5%
PACKING
5)
BP
BS
PRODUCT DESCRIPTION: LCM0207SI 1R0 5% BP
LCM0207SI
MODEL
LCM0207SI
1R0
RESISTANCE VALUE
1R0
= 1
Ω
R22
= 0.22
Ω
5%
TOLERANCE
±5%
BP
PACKING
5)
BP
BS
Note
3. Products can be ordered using either the PRODUCT DESCRIPTION or the PART NUMBER.
4. The PART NUMBER is shown to facilitate the introduction of a unified part numbering system. Currently, this PART NUMBER is applicable
in the Americas only.
5. Please refer to table PACKING, see below.
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54
For technical questions contact: ff3bresistors@vishay.com
Document Number: 20002
Revision: 15-Feb-06
LCM0207SI
Carbon Film, Cylindrical, Fusible Resistors
Vishay Draloric
Dimensions
MODEL
LCM0207SI
DIMENSIONS
[in millimeters]
D
max
2.2
d*
D - 0.4
L
5.8- 0.3
A
max
1.2
A
min
0.6
* d measured in the middle of the resistor
SOLDER PAD DIMENSIONS
[in millimeters]
MODEL
LCM0207SI
REFLOW SOLDERING WAVE SOLDERING
a
1.8
b
2.5
l
2.9
a
2.4
b
2.5
l
2.8
PACKING
MODEL
DIAMETER
LCM0207SI
180 mm/7"
330 mm/13"
BLISTER TAPE ON REEL
ACC. IEC 60286-3
PIECES/REEL
1500
7500
CODE
BP
BS
Further information about PACKING see also datasheet “surface mount resistor packing” (document number: 20014).
Power Rating
P
in
%
120
100
80
60
40
20
0
- 55
Fusing Time in s
50
40
30
20
10
7
5
4
3
2
1
1
2
3
4 5 6 7
8
9 10
20
30 40 50
Power in
W
- 25
0
25
50
Derating
Voltage
U
[V]
70
75
100
125
Ambient Temp In °C
Fusing Performance
500
300
200
100
50
30
20
10
0
10
100
Umax in case of failure and max. pulse voltage
1K
10K
Resistance
Value
in
Ω
Document Number: 20002
Revision: 15-Feb-06
For technical questions contact: ff3bresistors@vishay.com
www.vishay.com
55
LCM0207SI
Vishay Draloric
Metal Film Cylindrical Resistors
PERFORMANCE
TEST
Endurance Test at 70 °C
IEC 60115-1, 4.25.1
Endurance at UCT
IEC 60115-1, 4.25.3
Thermal Shock
IEC 60115-1, 4.19 and IEC 60068-2-14
Damp Heat Steady State
IEC 60115-1, 4.24 and IEC 60068-2-78
Resistance to Soldering Heat
IEC 60115-1, 4.18 and IEC 60068-2-58
CONDITIONS OF TEST
1000 hours at 70 °C, 1.5 hours "ON", 0.5 hours "OFF"
1000 hours at 125 °C without load
Rapid change between upper and lower category temperature,
5 cycles
56 days at 40 °C and 93 % relative humidity
10 seconds at 260 °C solder bath temperature
REQUIREMENTS
≤
2%
≤
2%
≤
0.5 %
≤
2%
≤
0.25 %
SOLDERING INFORMATION
• For reflow soldering only
• Board has to be thoroughly cleaned after soldering. All flux materials must be completely removed
APPLICABLE SPECIFICATION
• EN 60115-1
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56
For technical questions contact: ff3bresistors@vishay.com
Document Number: 20002
Revision: 15-Feb-06
Legal Disclaimer Notice
Vishay
Notice
Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc.,
or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies.
Information contained herein is intended to provide a product description only. No license, express or implied, by
estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's
terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express
or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness
for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications.
Customers using or selling these products for use in such applications do so at their own risk and agree to fully
indemnify Vishay for any damages resulting from such improper use or sale.
Document Number: 91000
Revision: 08-Apr-05
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1
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