LPS800 Datasheet, PDF (1/4 Pages) Vishay Siliconix – Power Resistor for Mounting onto a Heatsink Thick Film Technology

LPS 800
Vishay Sfernice
Power Resistor for Mounting onto a Heatsink
Thick Film Technology
FEATURES
• 800 W at 85 °C bottom case temperature
• Wide resistance range: 0.3 Ω to 900 kΩ
E24 series
• Non inductive
• Easy mounting
• Low thermal radiation of the case
• Compliant to RoHS directive 2002/95/EC
DIMENSIONS in millimeters
25.8 ± 1
60
36
LPS 800
I5U 5 %
V2
25.2
21.2
15.2
64.7
2 x Ø 4.2
2 x M4 useful depth: 8
34
57
Note
• Tolerances unless stated: ± 0.2 mm
MECHANICAL SPECIFICATIONS
Mechanical Protection
Resistive Element
Substrate
End Connections
Tightening Torque
- On Connections
- On Heatsink
Maximum Torque
Weight
Insulated case UL 94 V-0
Thick film
Alumina
Screws M4
2 Nm
2 Nm
2.5 Nm
83 g ± 10 %
ENVIRONMENTAL SPECIFICATIONS
Temperature Range
Climatic Category
- 55 °C to 175 °C
55/175/56
Ø 20
13.6
ELECTRICAL SPECIFICATIONS
Resistance Range
0.3 Ω to 900 kΩ
Tolerances (Standard)
± 1 % to ± 10 %
Power Rating and
Thermal Resistance
Temperature Coefficient
- 55 °C/175 °C
IEC 60115-1
Standard
800 W at + 85 °C
bottom case temperature
R_{TH (j - c)}: 0.112 °C/W
R ≤ 1 U: ± 500 ppm/°C
1 U < R ≤ 10 U: ± 300 ppm/°C
10 U < R: ± 150 ppm/°C
Limiting Element Voltage U_L
Dielectric Strength
IEC 60115-1, 1 min,
10 mA max.
5 kV
7 kV_RMS or 12 kV_RMS
Insulation Resistance
≥ 10⁴ MΩ
Inductance
≤ 0.1 µH
Critical Resistance
31.25 kΩ
Document Number: 50054
Revision: 27-Oct-10
For technical questions, contact: [e-mail]
www.vishay.com
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