For technical questions, contact: sfer@vishay.com

Document Number: 50051

Revision: 26-Mar-07

www.vishay.com

14

LTO 100

Vishay Sfernice

Resistance Range

0.015 Ω to 1 MΩ

Tolerances (Standard)

± 1 % to ± 10 %

Dissipation and Associated

Onto a heatsink

Power Rating

100 W at + 25 °C (case temperature)

and Thermal Resistance

of the component

free air:

3.5 W at + 25 °C

Temperature Coefficient

See Performance table

Standard

± 150 ppm/°C

Limiting Element Voltage

375 V

Dielectric Strength

MIL STD 202

Insulation Resistance

Inductance

≤ 0.1 μH

Critical Resistance

1.41 kΩ

electrical specifications

Power Resistor Thick Film Technology

features

• 100 Watt at 25 °C Case Temperature Heatsink

Mounted

• Direct mounting ceramic on heatsink

• Broad Resistance Range: R015 to 1M

• Non Inductive

• TO-247 package: Compact and easy to mount

• RoHS compliant

• Tolerance unless otherwise specified: ± 0.3 mm

dimensions in millimeters

mechanical specifications

Mechanical Protection

Molded

Resistive Element

Thick Film

Substrate

Alumina

Connections

Tinned Copper

Weight

3.5 g max.

Mounting Torque

1N-m

dimensions

Standard Package

TO-247

Isolated case

environmental specifications

Temperature Range

- 55 °C to + 175 °C

Climatic Category

55/155/56

5.0

20.7

15.76

2.4

10.16

0.6

3.5

3.6

1.5

14.5

Ø3.6

5.33

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.

RoHS

COMPLIANT