C&H Technology LPS800 User Manual

6121 Baker Road,
Suite 108
Minnetonka, MN 55345

www.chtechnology.com

Phone [phone]

Fax [phone]

1-800-274-4284

Thank you for downloading this document from C&H Technology, Inc.

Please contact the C&H Technology team for the following questions -

Technical ● Application ● Assembly ● Availability ● Pricing

Phone – 1-800-274-4284

E-Mail – [e-mail]

www.chtechnology.com - SPECIALISTS IN POWER ELECTRONIC COMPONENTS AND ASSEMBLIES

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www.chtechnology.com

Power Resistor for Mounting onto a Heatsink

2 x M4 useful depth: 8

57

34

60

36

2 x Ø 4.2

LPS 800
I5U 5 %
V2

64.7

15.2

21.2

25.2

13.6

Ø 20

25.8 ± 1

DIMENSIONS in millimeters

LPS 800

Vishay Sfernice

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

Note

• Tolerances unless stated: ± 0.2 mm

MECHANICAL SPECIFICATIONS

Mechanical Protection Insulated case UL 94 V-0
Resistive Element Thick film
Substrate Alumina
End Connections Screws M4
Tightening Torque

- On Connections 2 Nm

- On Heatsink 2 Nm
Maximum Torque 2.5 Nm
Weight 83 g ± 10 %

ENVIRONMENTAL SPECIFICATIONS

Temperature Range - 55 °C to 175 °C
Climatic Category 55/175/56

Document Number: 50054 For technical questions, contact: [e-mail]
Revision: 27-Oct-10 67

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

Limiting Element Voltage U

Dielectric Strength
IEC 60115-1, 1 min,
10 mA max.

Insulation Resistance ≥ 104 MΩ

Inductance ≤

Critical Resistance 31.25 kΩ

Standard

L

800 W at + 85 °C

bottom case temperature

R

: 0.112 °C/W

TH (j - c)

R ≤ 1 U: ± 500 ppm/°C

1 U < R ≤ 10 U: ± 300 ppm/°C

10 U < R: ± 150 ppm/°C

5 kV

7 kV

or 12 kV

RMS

0.1 µH

www.vishay.com

RMS