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PDF LPS300 Data sheet ( Hoja de datos )
| Número de pieza | LPS300 | |
| Descripción | Power Resistor | |
| Fabricantes | Vishay Siliconix | |
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LPS 300www.DataSheet4U.com
Vishay Sfernice
Power Resistor for Mounting onto a Heatsink
Thick Film Technology
FEATURES
• 300 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 300
6K8 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 120 °C
55/120/56
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/120 °C
IEC 60115-1
Standard
300 W at + 85 °C
bottom case temperature
RTH (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 UL
Dielectric Strength
IEC 60115-1, 1 min,
10 mA max.
5 kV
7 kVRMS or 12 kVRMS
Insulation Resistance
≥ 104 MΩ
Inductance
≤ 0.1 µH
Critical Resistance
83.33 kΩ
Document Number: 50052
Revision: 09-Jun-10
For technical questions, contact: [email protected]
www.vishay.com
61
1 page | ||
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| PDF Descargar | [ Datasheet LPS300.PDF ] | |
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