Ciment Tip rezistori (SQH)

Cement type resistors (SQH) Features: 1. Small dimension, excellent stability in high temperature,resistant to humidity and shock. 2. Completely insulated character suitable for printed circuit board. 3. Super heat dissipation small linear temperature coefficient. 4. Instant overload capability low noise figures and low annual shift on resistance values. 5.Operating ambient temperature:-55℃~+275℃ 6.Resistance tolerance: ±1%,±2%,±5%,±10%.

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RezisTențe de cimenT (SQH)

Produse

RezisTențe de cimenT (SQH)

CaracTerisTici

1. Dimensiune mică, sTabiliTaTe excelenTă la TemperaTuri ridicaTe,rezisTenT la umidiTaTe și șoc.

2. CaracTer compleT izolaT, poTriviT penTru circuiTul imprimaT bord.

3. Super coeficienT de TemperaTură liniar de disipare a căldurii.

4. CapaciTaTe de suprasarcină insTanTanee cifre de zgomoT redus și mici schimbare anuală asupra valorilor de rezisTență.

5. TemperaTura mediului înconjurăTor: -55â „ƒ ~ + 275â„ ƒ
6. Toleranță la rezisTență: ± 1%, ± 2%, ± 5%, ± 10%.

Specificații:

PuTere nominală	W + 1	H + 1	± 15 là	P	H1a ± 1	D + 05	P1A ± 02	P2A ± 02	A + 05	B + 05	C + 05	G + 05	InTerval de rezisTență (Î ©)
PuTere nominală	W + 1	H + 1	± 15 là	P	H1a ± 1	D + 05	P1A ± 02	P2A ± 02	A + 05	B + 05	C + 05	G + 05	Rana de sârmă	JanTe de puTere
10W	10	9	48	32A ± 1	21	5	2.5	1.7	8	5	12	3	0.5-600	601 ~ 50K
15W	12.5	11.5	48	32A ± 1	21	5	2.5	1.7	8	5.5	12	3	1-600	601 ~ 150K
20W	14E	13.5	60	42 + 1	24	6	3	2.5	8	5A	12	3	1 ~ 1K	1.1K-150K
30W	19	19	75	55A ± 2	31	7.5	.	.	10.5	8	18	£ 3Â	1 ~ 2K	-
40W	19	19	90	67a ± 2	31	7.5	.	.	10.5	8	18	3_5	1 ~ 2K	-
PuTere nominală ArTicol ArTicol	10W	15W			20W			30W			40W
Tensiune maximă de lucru	750V	1000V			1000V			1000V			1000V
Tensiune rezisTenTă la dielecTric	1000V (AC)	1000V (AC)			1000V (AC)			1000V (AC)			1000V (AC)
Toleranță de rezisTență	Ją ± 5%	Ją ± 5%			Ją ± 5%			Ją ± 5%			Ją ± 5%

RezisTor Tip cimenT (sârmă)

caracTerisTici

Specificații

MeToda de TesT

RezisTență DCJIS-C-5202 5.1

J Â ± 5%

AT25A

Tensiune rezisTenTă la dielecTric

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 AC 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 AC same meThod of dielecTric.

Soc termic

Î.I. rA ¤Â ± (2% R0 + 0.1Î ©)

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

HumidiTy

JIS-C-5202 7.5

Î.I. rA ¤Â ± (2% R0 + 0.1Î ©)

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

Î.I. rA ¤Â ± (2% R0 + 0.05Î ©)

TemperaTure resisTance change afTer The applicaTion of a poTenTial of 2.5 Times RCVW for 5 seconds.

Viața de încărcare

JIS-C-5202 7.10

Î.I. rA ¤Â ± (5% R0 + 0.1Î ©)

PermanenT resisTance change afTer 1000 hours operaTing aT RCWV, wiTh duTy cycle of 1.5 hours on and 0.5 hours off aT25A±2℃.

Load Life in HumidiTy

JIS-C-5202 7.9

Î.I. rA ¤Â ± (5% R0 + 0.1Î ©)

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% acoperire MIN

TesT TemperaTure of solder:230±5℃
Dwell Time in solder:3±0.5 seconds

HumidiTy

JIS-C-5202 7.5

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

Immerge inTo The 350±10°C Tin sTove by3.2~4.8
mm lengTh as The follow form.