WILLOW HTE

HTE
Cylindrical High Voltage
Resistors,Thicker film,Non-Inductive
High Voltage High Frequency Resistors for various High Voltage Applications
HTE - series to meet general set of requirements , high voltages at reasonable prices.
HTE is in epoxy coating which is very good humidity protection, and a wide range of tolerances,TCR
available.
HTE Precision High Voltage Resistor, The main usage ;
Epoxy coating for excellent humidity protection
Std. Resistance tolrerance : 0.5% 1% 2% 5% 10%
Main application for HV energy Capacitor's charger& discharger,
various HV Loads, HV Snubber, HV dampping ,on HV diode, R-C
tank,in Ion gun’s termination,etc...
* Resistance rating : 1kΩ to 700MΩ
* Power Ratings up to 15 Watts.
* Various Models with Voltage Ratings from
2.5kV to 48kV in free air.
* N.C.R. design : Non-contact resistance
design between resistives and termination
cap ,put on 3RLab's unique of conductive
pad.Willow
+
+
+
**
Dimensions in millimeters
(inches)
A
B
C
Model Nr.
Wattage
**Max.
Continuous Oper.
Volt[kV]
Resistance
[ ohm ]
Min. Max.
HTE15
0.7
2.5
1K 200M
15+/-1.5
(.590)
5.0+/-1.5
(.197)
0.8
N/A
HTE19
1.0
3.5
1K 200M
19+/-1.5
(.748)
5.0+/-1.5
(.197)
0.8
N/A
HTE25
1.2
5.5
1K 200M
25.4+/-1.5
(1.0)
5.0+/-1.5
(.197)
0.8
N/A
HTE24
2.0
5.5
1K 300M
24.0+/-1.5
(.944)
8.0+/-1.0
(.314)
1.0
available
HTE39
3.0
10.0
1K 500M
39.0+/-1.5
(1.50)
8.0+/-1.0
(.314)
1.0
available
HTE52
5.0
15.0
1K 500M
52.0+/-1.5
(2.04)
8.0+/-1.0
(.314)
1.0
available
HTE76
7.5
22.5
1K 500M
76.0+/-1.5
(2.54)
9.0+/-1.0
(0.354)
1.0
available on
request
HTE102
10.0
32.0
1K 700M
102.0+/-1.5
(4.01)
9.0+/-1.0
(0.354)
1.0
N/A
HTE127
12.0
40.0
1K 500M
127.0+/-1.5
(5.00)
9.0+/-1.0
(0.354)1.0
1.0
N/A
HTE152
15.0
48.0
1K 700M
152.0+/-1.5
(5.98)
9.0+/-1.0
(0.354)
1.0
N/A
Custom dimension & specification available upon request
Above mentioned Electrical specification applicable for 0.1MΩ ~ 700MΩ only Voltage restricted by the rated power Vdc, Vrms standard. And at 1.2/50㎲ impulse ; std. Voltage x 1.5 times available
SMD type
HTE
Cylindrical High Voltage
Resistors,Thicker film,Non-Inductive
SPECIFICATIONS
DIMENSIONS [mm]
35 ± 5
B
A
C
Rated Power or Voltage%
DERATING CURVE
100
80
60
40
20
0
25
75125175225
Ambient-Temperature (˚C)
APPLICATION GUIDE ; HTE SERIES
* Rated power , and voltage of %
• Automated Test (ATE)
• Ozone Generating • Medical (Imaging)
• Detectors
• Ion Source
• Nuclear Instrumentation
• Chromatography (Gas)
• Electron Beam
• Medical (Radiation Therapy)
• Pulse Generators
• Military , Radar ,Laser
,Plasma
• Surface Analysis • Measurements (High
Voltage)
• Electrophoresis
* HV Capacitor Charging,
Discharging
•CT,
MRI
• Image Intensifier • Surface Analysis
• Electric Power Transmission
High Voltage
• Piezo. Focusing (Poling)
• Medical (Blood Analyzers)
• Stress Testing
• Corona Generators
• Multichannel Analyzers
• High Voltage Dividers
• Klystron, Magnetron,
Microwave
Resistance Tolerance :
1% 2% 5% 10% ,and 0.5%..
And (from 1kΩ to 100MΩ ; 0.1%, 0.25%
special order available upon request, *but
some parts unable to special tolerance)
Endurable Harsh to Environment
(Temperature ) :
-55ºC to +195°C , Max. broken temperature
on resistive of parts is 600℃ (for 70min.)
Temperature Coefficient of
Resistance:
100ppm/°C standard referenced to 25°C,
from -25ºC to +125°C.
( 80ppm/°C and
special TCR upon request )
Overload/Voltage :
5 times rated power with applied voltage not
to exceed 1.5times maximum continuous
operating voltage for 5 seconds ΔR 0.5%
max.
Thermal Shock :
Mil-Std-202, Method- 107, Cond. C, ΔR
0.25% max.
Load Life :
1.000 hours at rated power ΔR 0.7% max.
Moisture Resistance :
Mil-Std-202, Method 106, ΔR 0.4% max.
Lead Material :
Tinned plated copper solsderable semiflexible axial wire.
Insulation Resistance :
10,000MΩ Min.
Termination Cap of Material:
Tinned Cap.
Encapsulation :
Epoxy conformal.
Resistive Material :
Thicker Film.
Contact method between Resistives and
termination Caps :
Individual Conductive Pads . So,called
"NCR" Non-contact resistance.
cf.: The described specifications & dimensions subject to change without notice.
Willow Technologies Ltd. Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, United Kingdom.
http://www.willow.co.uk
+ 44 (0) 1342 835234 + 44 (0) 1342 834306 [email protected]