LTO50 Datasheet, PDF (1/4 Pages) Vishay Siliconix – Power Resistor Thick Film Technology

LTO 50
Vishay Sfernice
Power Resistor Thick Film Technology
LTO series are the extension of RTO types. We used the direct
ceramic mounting design (no metal tab) of our RCH power
resistors applied to semiconductor packages.
dimensions in millimeters
10.4
features
• 50 Watt at 25 °C Case Temperature Heatsink
Mounted
• Direct mounting ceramic on heatsink
• Broad Resistance Range: R010 to 550K
• Non Inductive
• TO-220 package: Compact and easy to mount
• RoHS compliant
• Isolated case
RoHS
COMPLIANT
3.2
3.2
Ø3.2
16.2
1.3 3.5
0.8
12.7
0.6
5.08
mechanical specifications
Mechanical Protection
Molded
Resistive Element
Thick Film
Substrate
Alumina
Connections
Tinned Copper
Weight
2 g max.
Mounting Torque
1 N-m
dimensions
Standard Package
TO-220
Isolated case
environmental specifications
Temperature Range
- 55 °C to + 150 °C
Climatic Category
55/155/56
1.8
• Tolerance unless otherwise specified: ± 0.3 mm
electrical specifications
Resistance Range
0.010 Ω to 550 kΩ
Tolerances (Standard)
± 1 % to ± 10 %
Dissipation and Associated
Onto a heatsink
Power Rating
and Thermal Resistance
of the component
50 W at + 25 °C (case temperature)
RTH (j-c): 2.5 °C/W
free air:
2.5 W at + 25 °C
Temperature Coefficient
See Performance table
Standard
± 150 ppm/°C
Limiting Element Voltage
250 V
Dielectric Strength
MIL STD 202
Insulation Resistance
1500 VRMS - 1 minute - 10 mA max.
≥ 10⁴ MΩ
Inductance
≤ 0.1 μH
Critical Resistance
1.25 kΩ
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Document Number: 50050
Revision 26-Mar-07