RF3 WILLOW [Willow Technologies Ltd], RF3 Datasheet - Page 2

• Manufacturer Part Number: RF3
• Description: Series, High Frequency Power Resistors Thick film,Non-Inductive
• Manufacturer: WILLOW [Willow Technologies Ltd]

Willow Technologies Ltd. Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, United Kingdom.
D
D
A
cf.: The described specifications & dimensions subject to change without notice.
RF
• RF Termination
• RF Dummy Load
• Wave Form Load
• High Frequency
• Charging/Discharging
• AVR ,UPS
• Current dividing
• Elevators control
• Electrical Trains
• Experimentals
• High Frequency Circuits
• Inverters
• Power Braking
• Military
• Hoist Cranes
• Motor Dynamic Braking
PPLICATION GUIDE ; RF SERIES
IMENSIONS [mm]
ERATING CURVE
00
+ 44 (0) 1342 835234
80
60
40
0
0
35 ± 5
Series, High Frequency Power Resistors
Thick film,Non-Inductive
5
Ambient-Temperature (˚C)
75
+ 44 (0) 1342 834306
5
A
• Industrial Vehicles
• Power Supply
• Medical Equipments
• Server Drivers
• Power Loaders
• Snubbers
• Telecomm Equipments
• Shunt
• Testing Equipments
• Inrrush Current Limiters
• Preloads
• Dummy Loads
• Rectifier
• Soft Start
• EMI Suppresions
75
B
5

[e-mail]
C
75
S
Resistance Tolerance :
Temperature Coefficient :
Overload :
Thermal Shock :
Load Life :
Moisture Resistance:
Lead Material : RF07 ~RF5 ;
Insulation Resistance :
Termination Cap of Material :
Encapsulation :
1%,2%,5%,10%
Std. 100ppm/ °C, referenced to 25°C, from
-15°C to +105°C, other TCR available upon
requests.
5times rated power with applied voltage
not to exceed 1.5times Max. continuous
operating voltage for 5seconds,overload/
overvoltage ΔR 0.50% typ.
Mil-Std-202, Method- 107,Cond. C, ΔR 0.50%
max.
1.000 hours at rated power ΔR 0.5% at DC
AC. ΔR 3.0% at repetivepulse energy
Mil-Std-202, Method 106, ΔR 0.50% max.
Tinned copper solderable wire
10,000Megohms Min.
RF07~RF5 ; Tinned Cap & Wire
RF50~RF200; AL alloy Cap M6.
High frequency silicone conformal, Glass
PECIFICATIONS
http://www.willow.co.uk
designed by jonaldo , France