цимент Тип Резистори (SQH)

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Циментови резистори (SQH)

Характеристика

1, Малък размер, отлична стабилност при висока температура,устойчив на влажност и удар,

2, Изцяло изолиран знак, подходящ за печат дъска,

3, Супер разсейване на топлина малък линеен температурен коефициент,

4, Цифрови възможности за незабавно претоварване с ниски нива на шум и ниски стойности годишно изместване на стойностите на съпротивлението,

5, Работна температура на околната среда: -55â „„ ~ + 275â „ƒ
6, Толеранс на устойчивост: ± 1%, ± 2%, ± 5%, ± 10%,

Циментен резистор (телена рана)

Характеристики

Спецификации

Метод на тестване

DC ResisTanceJIS-C-5202 5,1

J ± 5%

АT25А

Диелектрик издържа на напрежение 
 
JIS-C-5202 5,7

No evidence of flashover mechanical amage, arcing or insulaTion breakdown,

ResisTance shall be clamped wiTh a conducTive maTerial which conforms To resisTors surface so ThaT 90o of The ouTer periphery is conTacTed a poTenTial of 1000V АC shall be applied for 60 seconds,

InsulaTion ResisTance 

JIS-C-5202 5,6

1000MÎ © MIN

WiThsTanding TesT and shall be measured aT DC 500V, ResisTor shall be prepared АC same meThod of dielecTric,

Термичен шок

ΔR≤±(2%R0+0,1Ω)

АfTer applicaTion of raTed power for 30 minuTes, 30 minuTes exposure To -30±5℃ ambienT TemperaTure,

HumidiTy

JIS-C-5202 7,5

ΔR≤±(2%R0+0,1Ω)

TemperaTure resisTance change afTer 1000 hours exposure in a humidiTy TesT chamber conTrolled aT 40±2℃ and 90~95% relaTive humidiTy,

CemenT Type ResisTor (meTal oxide film) 

ShorT Time overload 

ΔR≤±(2%R0+0,05Ω)

TemperaTure resisTance change afTer The applicaTion of a poTenTial of 2,5 Times RCVW for 5 seconds,

Заредете живота

JIS-C-5202 7,10

ΔR≤±(5%R0+0,1Ω)

PermanenT resisTance change afTer 1000 hours operaTing aT RCWV, wiTh duTy cycle of 1,5 hours on and 0,5 hours off aT25А±2℃,

Load Life in HumidiTy

JIS-C-5202 7,9

ΔR≤±(5%R0+0,1Ω)

TemperaTure resisTance change afTer 1000 hours(1,5hours on and 0,5 hours off) aT RCVW in a humidiTy chamber conTrolled aT 40±2℃ and 90~95% relaTive humidiTy,

SolderabiliTy
JIS-C-5202 6,5

95% покритие MIN

TesT TemperaTure of solder:230±5℃ 
Dwell Time in solder:3±0,5 seconds

HumidiTy

JIS-C-5202 7,5

ΔR≤±(5%R0+0,1Ω)

TemperaTure resisTance change afTer 1000 hours exposure in a humidiTy TesT chamber conTrolled aT 40±2℃ and 90~95% relaTive humidiTy,

ResisTance To Soldering HeaT

ΔR≤±(1%R0+0,05Ω)

Immerge inTo The 350±10°C Tin sTove by3,2~4,8
mm lengTh as The follow form,

NonflammabiliTy

незапалим

Load 5 min according To 5Times, 10 Times, 16 Times raTed power and А,C, respecTively,

NoTes 

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