Through-hole resisT ors
h igh Voltage &
h igh ohmic Type
Metal g lazed Film r esistors
Normal & Miniature style [ hh V series ]
FeATures
Power Rating 1/4W, 1/2W, 1W, 2W, 3W
Resistance Tolerance 1%, 5%
T.C.R. 200ppm/C
Flameproof Multi-layer Coating Meets UL-94V-0
Flameproof Feature Meets Overload Test UL-1412
DerATiNg Cur Ve
iNTroDuCTioN
For resistors operated in ambient temperatures above 70C, power rating must be derated
The HHV Series High Voltage & High Ohmic
in accordance with the curve below.
Resistors are made of metal glaze film, with
tinned connecting leads of electrolytic copper
70 155 C
Rated Load (%)
100
welded to the end-caps. The resistors are
80
coated with layers of pink color lacquer.
60
40
20
Ambient Temperature (C)
20 40 60 80 100 120 140 160
DiMeNsioNs Unit: mm
sTYle DiMeNsioN
Normal Miniature l D h d
d
HHV-25 HHV50S 6.30.5 2.40.2 282.0 0.550.05
H L D
HHV-50 HHV1SS 9.00.5 3.30.3 262.0 0.550.05
HHV1WS HHV2SS 11.51.0 4.50.5 352.0 0.80.05
5th color code: yellow
HHV2WS HHV3SS 15.51.0 5.00.5 332.0 0.80.0537
Note:
eleCTriCAl ChArACTerisTiCs
sTYle hh V-25 hh V50s hh V-50 hh V1ss hh V1Ws hhV2ss hh V2Ws hh V3ss
Power Rating at 70C 1/4W 1/2W 1W 2W 3W
Maximum Working Voltage (DC) 1,600V 3,500V 5,000V 7,000V
Maximum Overload Voltage (DC) 3,000V 7,000V 10,000V 14,000V
Voltage Proof on Insulation 300V 500V 700V
Resistance Range 100K - 68M for E24 & E96 series value
Operating Temp. Range -55C to +155C
Temperature Coefficient 200pm/C
Note: Special value is available on request
eNViroNMeNTAl ChArACTerisTiCs
Per For MANCe TesT TesT MeTho D APPr Aise
Shor t Time Overload IEC 60115-1 4.13 2.5 times RCWV for 5 sec. (Not more than maximum Overload Voltage) 2.0%+0.05
Voltage Proof on Insulation IEC 60115-1 4.7 In V-Block for 60 sec., test voltage as above table No Breakdown
Temperature Coefficient IEC 60115-1 4.8 Between -55C to +155C By type
Insulation Resistance IEC 60115-1 4.6 in V-block for 60 Sec. >10,000M
Solderability IEC 60115-1 4.17 2455C for 30.5 Sec. 95% Min. coverage
No deterioration of
Solvent Resistance of Marking IEC 60115-1 4.30 IPA for 50.5 Min. with ultrasonic
coatings and markings
Robustness of Terminations IEC 60115-1 4.16 Direct load for 10 Sec. in the direction of the terminal leads 2.5kg (24.5N)
Periodic-pulse Overload IEC 60115-1 4.39 4 times RCWV 10,000 cycles (1 Sec. on, 25 Sec. off) 1.0%+0.05
Damp Heat Steady State IEC 60115-1 4.24 402C, 90-95% RH for 56 days, loaded with 0.1 times RCWV 5.0%+0.05
Endurance at 70C IEC 60115-1 4.25 702C at RCWV (or Umax., Whichever less) for 1,000 Hr. (1.5Hr.on, 0.5Hr. Off) 5.0%+0.05
Temperature Cycling IEC 60115-1 4.19 -55C Room Temp. +155C Room Temp. (5 cycles) 1.0%+0.05
Resistance to Soldering Heat IEC 60115-1 4.18 2603C for 101 Sec., immersed to a point 30.5mm from the body 1.0%+0.05
No evidence of flaming
Accidental Overload Test IEC 60115-1 4.26 4 times RCWV for 1 Min.
or arcing
Note: RCWV(Rated Continuous Working Voltage) = Power Rating x Resistance Value or Max. working voltage listed above, whichever less.
Revision: 2020