Axial Lead & Cartridge Fuses 520 mm > Medium-Acting > 233 Series PS E 233 Series, 5 x 20 mm, Medium-Acting Fuse Description Y NN NFEJVNoBDUJOH HMBTT CPEZ GVTF EFTJHOFE UP 6- TQFDJmDBUJPO Features t %FTJOHFE UP 6- 4 t P)4 DPNQMJBOU BOE 3 ANCE 248 Standard lead-free t BJMBCMF JO DBSUSJEHF W and axial lead format Applications Agency Approvals 6TFE BT TVQQMFNFOU BS Z QSPUFDUJPO JO BQQMJBODF PS Agency Agency File Number Ampere Range PS WJEF JOEJWJEVBM QSPUFDUJPO G VUJMJ BUJPO FRVJQNFOU UP QSP DPNQPOFOUT PS JOUFSOBM DJSDVJUT Cartridge Certicates: NBK030609-JP1021A 1A 5A NBK030609-JP1021B 6A 10A PS E Electrical Characteristics for Series Leaded Certicates: NBK030609-JP1021C 1A 5A NBK030609-JP1021D 6A 10A % of Ampere Ampere Opening Time Rating Rating Certicates: 1A 6.5A 1A 3.5A 4 hours, Minimum SU05001 2010 100% 4A 7A 1 hour, Minimum Listed File: E10480 8A 10A 1 hour, Minimum 1A 10A Guide: 1A 3.5A 15 sec., Min 1500 sec., Max. JDYX 135% 4A 7A 15 sec., Min 1500 sec., Max. Fle: 029862 8A 10A 3 sec., Min 3600 sec., Max. 1A 10A Acc. Class: 1A 3.5A .60 sec., Min 3 sec., Max. LR1422-01 200% 4A 7A .60 sec., Min 3 sec., Max. 1A 10A 8A 10A 0.4 sec., Min 2.25 sec., Max. Electrical Characteristic Specications by Item Agency Approvals Amp Voltage Nominal Cold Nominal Melting Interrupting 2 Amp Code Rating Rating Resistance I t PS Rating 2 E (A) (V) (Ohms) (A sec) 001. 1 125 0.1750 1.97500 x x x x x 1.25 1.25 125 0.1263 3.39000 x x x x x 01.6 1.6 125 0.0880 6.14000 x x x x x 002. 2 125 0.0684 9.97000 x x x x x 02.5 2.5 125 0.0521 17.04500 x x x x x 003. 3 125 0.0431 26.24000 x x x x x 3.15 3.15 125 0.0380 29.79500 x x x x x 03.5 3.5 125 0.0322 36.27500 x x x x x 10,000A 125 VAC 004. 4 125 0.0293 51.61000 x x x x x 005. 5 125 0.0217 89.97500 x x x x x 006. 6 125 0.0179 131.45500 x x x x x 06.3 6.3 125 0.0166 151.90500 x x x x x 007. 7 125 0.0137 157.31000 x x x 008. 8 125 0.0084 169.43500 x x x x 010. 10 125 0.0066 274.11500 x x x x 2012 Littelfuse, Inc. 233 Series Specications are subject to change without notice. Revised: July 19, 2012 Please refer to www.littelfuse.com/series/233.html for current information. 233 SeriesIntrIntroduction toduction to Ciro Circuit Prcuit Prototectionection Axial Lead & Cartridge Fuses Transientology 520 mm > Medium-Acting > 233 Series Temperature Rerating Curve Average Time Current Curves 10000 1000 100 0.1 0.01 0.001 1 10 100 1000 CURRENT IN AMPERES Soldering Parameters - Wave Soldering 300 Recommended Process Parameters: 280 260 Wave Parameter Lead-Free Recommendation 240 Preheat: 220 ZQJDBM *OEVTUS FDPNNFOEBUJPO Z 3 5 VSF FNQFSBU 5 BUJPO DUJW %FQFOET PO MVY 200 180 VSF .JOJNVN FNQFSBU 5 100 C 160 VSF .BYJNVN FNQFSBU 5 150 C 140 5JNF SFIFBU 1 60-180 seconds 120 100 Solder Pot Temperature: 260 C Maximum 80 60 Solder Dwell Time: 2-5 seconds 40 20 0 Recommended Hand-Solder Parameters: Time (Seconds) VSF FNQFSBU 5 4PMEFS *SPO Preheat Time Cooling Time Dwell Time 5JNF TFDPOET NBY )FBUJOH Note: These devices are not recommended for IR or Convection Reow process. 2012 Littelfuse, Inc. 233 Series Specications are subject to change without notice. Please refer to www.littelfuse.com/series/233.html for current information. Temperature (C) - Measured on bottom side of board 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 TIME IN SECONDS 1A 1.25A 1.6A 2A 2.5A 3A 3.15A 3.5A 4A 5A 6A 6.3A 7A 8A 10A