LCM0207SI Vishay Intertechnology, LCM0207SI Datasheet - Page 2

• Manufacturer Part Number: LCM0207SI
• Description: Fusible Resistor For Constant Voltage Designed For Overload Protection, Specially Spiraled to Provide The Fusible Function, Flame Retardant Coating, Applicable For Battery Chargers, TV Sets, Cordless Phones, Pc/cpu Coolers
• Manufacturer: Vishay Intertechnology

DIMENSIONS
PACKAGING:
Document Number 20002
Revision 24-Jun-02
Fusing 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 IEC 60068-2-14
Damp Heat Steady State
IEC 60115-1 4.24 IEC 60068-2-3
Resistance to Soldering Heat
IEC 60115-1 4.18 IEC 60068-2-20
PERFORMANCE
SOLDERING INFORMATION
• For reflow soldering only
• Board has to be thoroughly cleaned after soldering. All flux materials must be completely removed
40
10
50
30
20
4
3
2
7
5
1
1
2
See SMM0207
3
4
5 6 7 8 910
For Technical Questions contact : [e-mail]
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
56 days at 40 C and 93% relative humidity
10 seconds at 260 C solder bath temperature
Carbon Film, Cylindrical, Fusible
20
Power in W
30 40 50
* d measured in the middle of the resistor
U
MODEL
LCM0207SI
MODEL
LCM0207SI
max
in case of failure and max. Pulse voltage
500
100
300
200
50
30
20
10
0
Secondary conditions:
Impulse load
a) P see diagrams (pulse rating)
b)
u
D
REFLOW SOLDERING
a
1.8
2.2
max
SOLDER PAD DIMENSIONS [in millimeters]
40 C
10
b
2.5
DIMENSIONS [in millimeters]
D -0.4
d *
100
l
2.9
5.8 - 0.3
L
Vishay Draloric
REQUIREMENTS
LCM0207SI
WAVE SOLDERING
a
2.4
1K
Resistance Value in
A
1.2
0.25 %
2.0 %
2.0 %
0.5 %
2.0 %
max
www.vishay.com
b
2.5
10K
A
0.6
min
l
2.8
27