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TGHG Series

Precision Current Sense Resistors

RoHS compliant
The TGHG Series uses state of the art technology to provide highly reliable, non inductive performance. This resistor is ideal for many current monitoring and controls applications.

FEATURES

  • Resistance values beginning at 0.5mΩ
  • Non Inductive
  • Four terminal Kelvin connection
  • SOT 227 Package
  • Four terminals to isolate measurement path from current flow path
  • Accuracy in a high power package

DERATING
Best results can be reached by using a thermal transfer compound with a heat conductivity of better than 1W/mK

SPECIFICATIONS
  • Heat Sink: Nickel-plated copper
  • Terminal Nuts: American standard 303 stainless steel
  • Standard Resistance Values: 0.5mΩ-1Ω, others on request
  • Resistance Tolerances: 1%
  • Pulse current: up to 500A/0.5sec, depending on ohmic value
  • Temperature Coefficient: referenced to 25°C, ΔR taken at -15°C and +105°C, <60ppm/°C; <500ppm/°C for resistance range 27mΩ-49mΩ)
  • Power Rating: 100W at 70°C case temperature; 50Amp permanent (higher on request)
  • Dielectric strength: 1000VDC, higher value on request
  • Heat Resistance: Rth <0.56K/W
  • Protection class: acc. to IEC 950/CSA22.2 950/M -89 and EN 60950.88:2
  • Working Temp. Range: -55°C to +155°C
  • Max. Torque for Contacts: 1.3Nm 8 (static)
  • Max Torque for Base Plate: 1.5 Nm (static)
  • Maximum Continuous Amperage: 200 amps depending on Ohmic value

HOW TO ORDER
STANDARD PART NUMBERS

Ohms 100 Watt TGHG
0.00050TGHGCR0005FE
0.00100TGHGCR0010FE
0.00200TGHGCR0020FE
0.00500TGHGCR0050FE
0.01000TGHGCR0100FE
0.01500TGHGCR0150FE
0.02000TGHGCR0200FE
0.02500TGHGCR0250FE
0.05000TGHGCR0500FE
0.0750TGHGCR0750FE
0.1000TGHGCR1000FE

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Ohmite Mfg. Co.
1600 Golf Rd., Suite 850
Rolling Meadows, IL 60008
Tel: 1-866-9-OHMITE
(1-866-964-6483)
Int'l: 1-847-258-0300
Fax: 1-847-574-7522
info@ohmite.com
www.ohmite.com
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