W #OST 'ENERAL Low-Cost General 0URPOSE Purpose Conformal Coated Wirewound Resistor NFORMAL #OATED EWOUND 2ESISTOR SPP Series ,OW 'ENERAL 0URPOSE * Coated#OST or uncoated units *UNITS Positive high TC's upon request UNCOATED #ONFORMAL #OATED * Color band standard identification GH 4#S UPON REQUEST * Lower ranges available - contact factory 7IREWOUND 2ESISTOR D STANDARD*IDENTIlCATION Weldable and solderable magnetic leads ES 300 3ERIES GES AVAILABLE CONTACT FACTORY s #OATED OR UNCOATED UNITS AND SOLDERABLE MAGNETIC LEADS s 0OSITIVE HIGH 4#S UPON REQUEST s #OLOR BAND STANDARD IDENTIlCATION s ,OWER RANGES AVAILABLE CONTACT FACTORY ICAL $ATA s 7ELDABLE AND SOLDERABLE MAGNETIC LEADS %LECTRICAL $ATA 300 )2# 4YPE CE 3TD E 3TD 300 300 ATING ,OAD ,IFE 3TABILITY -AX #ONTINUOUS E 3TABILITY7ORKING 6OLTAGE WATT -IN )NSULATION $RY 2ESISTANCE 7ET 6OLTAGE -IN $IELECTRIC LATION 7ITHSTANDING 6OLTS CE #URRENT .OISE ECTRIC 4EMPERATURE 2ISE AT 2-3 $RY 7ET DING 6OLTS .OISE 2-3 AD # !MBIENT TURE #OEFlCIENT WATT # WATT WATT 02 # 02 WATT -EG -EG 6 6 6 02 -EG .EGLIGIBLE -EG -EG .EGLIGIBLE -EG .EGLIGIBLE !PPROX # # 7 7 # 7 7 .EGLIGIBLE !PPROX # # 7 7 !PPROX # # 7 7 # 7 7 # 02 -EG -EG !PPROX # 6 # 7 7 # 7 7 # # # # -EG -EG 02 # 7 7 # #WATT #WATT -EG -EG .EGLIGIBLE WATT .OTES 5NLESS SPECIlED OTHERWISE STANDARD TEST CENTERS ARE INCHES TURE 2ISE AT WATT WATT WATT # # WATT 02 # # 7 7 4EMPERATURE #OEFlCIENT WATT # WATT WATT # # !PPROX # 6 2ATED ,OAD # !MBIENT 7 TO 7 WATT WATT # # WATT WATT # # $ERATING TO # WATT # WATT # # $ERATING TO 0OWER 2ATING 7 TO 7 7 TO 7 4OLERANCE 3TD 300 7 TO 7 7 TO 7 WATT NTINUOUS 300 7 TO 7 2ESISTANCE 3TD 300 6 # 7 7 .EGLIGIBLE !PPROX # # 7 7 OTHERWISE STANDARD TEST CENTERS ARE INCHES General Note TT electronics reserves the right to make changes in product specification without notice or liability. 'ENERAL .OTE All RESERVES information to TTINelectronics' own data is OR considered accurate at time of going to print. )2# THE RIGHTisTOsubject MAKE CHANGES PRODUCT SPECIlCATION WITHOUTand NOTICE LIABILITY !LL INFORMATION IS SUBJECT TO )2#S OWN DATA AND IS CONSIDERED ACCURATE AT TIME OF GOING TO PRINT (c) TT electronics plc 7IRE AND &ILM 4ECHNOLOGIES $IVISION s 3OUTH 3TAPLES 3TREET s #ORPUS #HRISTI 4EXAS 53! 4ELEPHONE s &ACSIMILE s 7EBSITE WWWIRCTTCOM www.bitechnologies.com www.irctt.com www.welwyn-tt.com ! SUBSIDIARY OF 44 ELECTRONICS PLC 10. 300 3ERIES )SSUE $ECEMBER 3HEET OF11 # 7 ,OW #OST 'ENERAL 0URPOSE #ONFORMAL #OATED SPP Series 7IREWOUND 2ESISTOR Low-Cost General Purpose Conformal Coated Wirewound Resistor %NVIRONMENTAL $ATA #HARACTERISTICS -AXIMUM ,IMITS 4EMPERATURE #OEFlCIENT PPM # 300 # # 7 7 7 7 300 # # 7 7 7 7 300 # # 7 7 7 7 4HERMAL 3HOCK ,OW 3HOCK 3HORT 4IME /VERLOAD #OMMERCIAL 3HORT 4IME /VERLOAD 2ESISTANCE TO 3OLDER )MMERSION 3OLDERABILITY MINIMUM COVERAGE -OISTURE 2ESISTANCE ,IFE 4EST 4EST -ETHOD %)! 3PECIlCATION 23 0HYSICAL $ATA $IMENSIONS )NCHES AND MM )2# 4YPE ! " # 300 MAX MAX 300 MAX MAX 300 MAX MAX 7IRE AND &ILM 4ECHNOLOGIES $IVISION s 3OUTH 3TAPLES 3TREET s #ORPUS #HRISTI 4EXAS 53! 4ELEPHONE s &ACSIMILE s 7EBSITE WWWIRCTTCOM 300 3ERIES )SSUE $ECEMBER 3HEET OF General Note TT electronics reserves the right to make changes in product specification without notice or liability. All information is subject to TT electronics' own data and is considered accurate at time of going to print. www.bitechnologies.com www.irctt.com www.welwyn-tt.com (c) TT electronics plc 10. 11 ,OW #OST 'ENERAL 0URPOSE #ONFORMAL #OATED Low-Cost General Purpose 7IREWOUND 2ESISTOR Conformal Coated Wirewound Resistor SPP Series 0OWER $ERATING #URVE 4EMPERATURE 2ISE #URVE /RDERING $ATA 3AMPLE 0ART .O 300 * )2# 4YPE 0OWER 3EE %LECTRICAL $ATA CHART FOR OTHER POWER RATINGS 2ESISTANCE 6ALUE %XPRESSED IN OHMS 3TANDARD %)!-), VALUES 4OLERANCE * + STANDARD 7IRE AND &ILM 4ECHNOLOGIES $IVISION s 3OUTH 3TAPLES 3TREET s #ORPUS #HRISTI 4EXAS 53! 4ELEPHONE s &ACSIMILE s 7EBSITE WWWIRCTTCOM 300 3ERIES )SSUE $ECEMBER 3HEET OF General Note TT electronics reserves the right to make changes in product specification without notice or liability. All information is subject to TT electronics' own data and is considered accurate at time of going to print. www.bitechnologies.com www.irctt.com www.welwyn-tt.com (c) TT electronics plc 10. 11