Riedon Inc.

300 Cypress Avenue

Alhambra CA 91801

(626) 284-9901

(626) 284-1704

www.riedon.com

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SPECIFICATIONS

• Resistances from 0.1 Ohms to 100K Ohms

• Power Rating to 600 Watts

• Resistance Tolerances to ±1%

• TCR of ±100ppm/C

• TO-227 (TO-238) Housing

• M4x5mm Screws Included

• Isolated Back Plate

Thin & Thick Film Power Resistors

Type

PF2272

PF2274

PF2276

Power Rating (with heatsink)

200 W

300 W

600 W

Resistance Range

0.1 to 100K Ohms

0.1 to 100K Ohms

( 0.1 to 1 Ohm only available Terminal Z )

50 to 1K Ohms

Resistance Values

E12 ( Plus 2 Ohm and 5 Ohm )

Thermal Resistance

0.5 °C/W

0.32 °C/W

0.11 °C/W

Tolerances

5% ( 1% optional )

Temperature Coefficient

±100 ppm/°C

Operating Temperature

-55°C to 155°C

MAX Continuous Voltage

√ (P * R)

MAX Continuous Current

55A

Isolation Voltage

2500VAC

±1%

±1%

±1%

±0.25%

Insulation Resistance

> 1000 MegOhm

Technology

Thick Film

Thin Film

Substrate

AlO

Alumina / Cu Flange

AlN

Torque

Terminals: 1.0 Nm Max / 0.6 Nm Recommended

Mounting: 1.6 Nm Max / 1 Nm Recommended

Part Description: Part Type - Resistance - Terminal Style - Tolerance

PF2274 10 Ohms X 5%

Ordering Information

PF2270 Series