Axial Lead & Cartridge Fuses 2AG > Time Lag > 229/230 Series 229/230 Series 2AG, Slo-Blo® Fuse with Indicating Option RoHS Pb PS E Description Littelfuse 229/230 series Slo-Blo® Fuses are available in 2AG size cartridge or axial lead form, offer tripped fuse indicating option, and offer features designed to meet rigorous Telecom industry requirements. 229/230 series product ordered with the tripped fuse indicating option show discoloration of the glass body immediately after trip. They offer the same performance characteristics as standard product, and help to reduce time locating the tripped fuse and troubleshooting circuit issues. The 229/230 series 0.25A - 1.25A range combines Agency Approvals conventional overcurrent protection with ability to withstand high current, short duration pulses which Agency Agency File Number Ampere Range complies to short circuit requirements of UL 60950-1/ UL 62368-1 for telephone equipment. Insulating sleeve E10480 0.250A - 3.5A option is also available. R efer to the Surge Withstand Specifications section of this document for additional 29862 0.250A - 3.5A information. E10480 4A - 7A Features 29862 4A - 7A 229 (Cartridge Form) • Available in cartridge • Fuses are available for NBK200405-E10480C 1A - 3.5A and axial lead form, and board washable with 4A - 5A NBK110512-E10480A a wide range of lead the additional sealing 6A - 7A PS NBK190619-E10480A forming dimension and process (add suffix ‘A’ to E 230 (Axial Leaded Form) packaging options part number) 1A - 3.5A NBK200405-E10480D NBK110512-E10480B 4A - 5A • In accordance with UL/ • Sleeved fuse option 6A - 7A NBK190619-E10480B CSA/NMX available (contact N/A 0.250A - 7A Standard 248-14 Littelfuse for additional • RoHS compliant and information) Lead-free • Tripped fuse indicating option (add suffix ‘S’ to part number) Electrical Characteristics for Series Additional Information % of Ampere Rating Opening Time 100% 4 hours, Minimum 135% 1 hour, Maximum Datasheet Resources Samples Accessories 200% 3 seconds, Minimum 229 Series 229 Series 229 Series 229 & 230 Series 20 seconds, Maximum Datasheet Resources Samples 230 Series 230 Series 230 Series For recommended fuse accessories for this product series, see ‘Recommended Accessories’ section. © 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 11/08/19

Axial Lead & Cartridge Fuses 2AG > Time Lag > 229/230 Series Electrical Characteristic Specification by Item Agency Approvals Ampere Voltage Nominal Amp Interrupting Nominal Cold Rating Rating Melting Code Rating Resistance (Ohms) PS (A) (V) I2t (A2 sec) E .250 0.25 250 2.4300 0.339 x x x .350 0.35 250 1.3100 0.640 x x x .375 0.375 250 1.1685 0.820 x x x 35A@250Vac .500 0.5 250 10KA@125Vac 0.6935 1.64 x x x .600 0.6 250 10KA@125Vdc 0.4805 1.75 x x x 80A@310Vac .750 0.75 250 0.3430 2.95 x x x .800 0.8 250 0.3060 3.45 x x x 001. 1 250 0.2120 5.64 x x x x 1.25 1.25 250 0.1460 16.8 x x x x 01.5 1.5 250 0.1077 20.0 x x x x 100A@250Vac 002. 2 250 10KA@125Vac 0.0698 30.0 x x x x 2.25 2.25 250 10KA@125Vdc 0.0567 39.0 x x x x 80A@310Vac 02.5 2.5 250 0.0502 50.0 x x x x 003. 3 250 0.0383 77.0 x x x x 100A@250Vac 03.5 3.5 250 10KA@125Vac 0.0312 110.0 x x x x 10KA@125Vdc 004. 4 125 0.0258 148.0 x x x x 005. 5 125 400A@125Vac 0.0186 267 x x x x 006. 6 125 400A@125Vdc 0.0141 380 x x x x 007. 7 125 0.0116 464 x x x x Surge Withstand Specificatons Peak Withstand Current(lp): These fuses will withstand 50 repetitions of a double exponential impulse wave having peak currents(lp) and peak voltages as listed. Nominal Cold Interrupting Nominal Melting 10×160 µs 10×560 µs 10×1000 µs Amp Code Ampere Rating (A) Resistance Rating I2t (A2 sec) 1500V 800V 1000V (Ohms) .250 0.25 2.4300 0.339 23.0A 16.6A 12.4A .350 0.35 1.3100 0.640 34.0A 25.8A 19.3A .375 0.375 1.1685 0.820 40.0A 25.4A 19.0A .500 0.5 60A@600Vac 0.6935 1.64 60.0A 37.7A 28.2A 40A@600Vac .600 0.6 0.4805 1.75 71.0A 47.2A 35.3A 7A@600Vac .750 0.75 2.2A@600Vac 0.3430 2.95 91.0A 65.5A 49.0A .800 0.8 0.3060 3.45 104.0A 68.9A 51.6A 001. 1 0.2120 5.64 130A 88.6A 66.3A 1.25 1.25* 0.1460 16.8 162.0A 118.1A 100.0A * 500A peak, 2500V, 2×10 microseconds, 20 repetitions © 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 11/08/19

Axial Lead & Cartridge Fuses 2AG > Time Lag > 229/230 Series Temperature Re-rating Curve Average Time Current Curves 1000 .250A.375A.500A.750A1.00A1.50A2.0A2 .5A3.0A3.5A4A5A7A 100 S 10 D N O C E S N E I M 1 TI Note: Rerating depicted in this curve is in addition to the industry practice derating of 25% for continuous operation. 0.1 0.01 0.1 1 10 100 1000 CURRENT IN AMPERES Soldering Parameters - Wave Soldering Recommended Process Parameters: 300 C) - Measured on bottom side of board 11111222228024680246800000000000 P( SD roe eTTPpldeeheremmneedrah spptPe o:eeoaWnrrtt aaF aTTttlvuuueixmerrm eeAPec paMMt:iervaarianmtaixotimiuenm tTreueeurmm:mp:e:rature) (1162T05y06p00-0i1Lc°°°a8eCC l Ca0Ind dsM-uFesracterxoyei n mRRdeeucscommommemndeantidoan)tion mperature (° 246000 RSecoolmdmeern dDedw Heanlld T-Siomldeer: Parameters: 2-5 seconds Te 00 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 Solder Iron Temperature: 350°C +/- 5°C Time (Seconds) Heating Time: 5 seconds max. Preheat Time Cooling Time Note: These devices are not recommended for IR or Convection Reflow process. Dwell Time © 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 11/08/19

Axial Lead & Cartridge Fuses 2AG > Time Lag > 229/230 Series Product Characteristics Body: Glass Operating Temperature –55ºC to +125ºC Materials Cap: Nickel–plated brass MIL-STD-202, Method 107, Test Leads: Tin–plated Copper Thermal Shock Condition B: (5 cycles - -65ºC to Terminal Strength MIL-STD-202, Method 211, Test Condition A 125ºC) Solderability MIL-STD-202 method 208 Vibration MIL-STD-202, Method 201 Cap1: Brand logo, current and voltage MIL-STD-202, Method 103, Test ratings Condition A: High RH (95%) and Product Marking Humidity Cap2: Series and agency approval Elevated temperature (40ºC) for 240 marks hours MIL-STD-202, Method 101, Test Salt Spray Condition B Dimensions Part Numbering System 229 000P Series 230 000P Series 0229 xxxx M X P 4.2 - 4.8 (0.16" - 0.19”) 0.635 ± 0.06 Series (0.025" ± 0.002”) 4.2 - 4.8 0229 = Cartridge (0.16" - 0.19”) 0230 = Axial Leaded 14.1 - 14.9 14.1 - 14.9 38.1 ± 1 (0.56" - 0.59”) (0.56" - 0.59”) (1.50" ± 0.04”) TYP. Amp Code Refer to Amp Code column of Electrical Characteristics Table Quantity Code M = 1000 Packaging Code X = Filler Lead-free Recommended Accessories Max Application Max Application Accessory Type Series Description Voltage Amperage 245 Panel Mount Shock-Safe Fuseholder 300 10 Holder 150 In-Line Fuseholder 350 10 286 Panel Mount Flip-Top Shock-Safe Fuseholder 250 10 Block 254 OMNI-BLOK® Fuse Block 400 10 Clip 111 PC Board Mount Fuse Clip 250 10 Notes: 1. Do not use in applications above rating. 2. Please refer to fuseholder data sheet for specific re-rating information. 3. Please contact factory for applications greater than the max voltage and amperage shown. Packaging Quantity & Packaging Option Packaging Specification Quantity Taping Width Packaging Code 229 Series Bulk N/A 5 VX N/A Bulk N/A 5 VXS N/A Bulk N/A 100 HX N/A © 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 11/08/19

Axial Lead & Cartridge Fuses 2AG > Time Lag > 229/230 Series Packaging Quantity & Packaging Option Packaging Specification Quantity Taping Width Packaging Code 229 Series (cont.) Bulk N/A 100 HXS N/A Bulk N/A 1000 MX N/A Bulk N/A 1000 MXS N/A 230 Series Bulk N/A 5 VX N/A Bulk N/A 5 VXS N/A Bulk N/A 100 HX N/A Bulk N/A 100 HXS N/A Bulk N/A 1000 MX N/A Bulk N/A 1000 MXE N/A Bulk N/A 1000 MXF1 N/A Bulk N/A 1000 MXF16 N/A Bulk N/A 1000 MXF16O N/A Bulk N/A 1000 MXF17 N/A Bulk N/A 1000 MXF17O N/A Bulk N/A 1000 MXF23 N/A Bulk N/A 1000 MXF23O N/A Bulk N/A 1000 MXF32 N/A Bulk N/A 1000 MXO N/A Bulk N/A 1000 MXS N/A Reel and Tape EIA 296-E 1500 DRT2 T2=63mm (2.500”) Reel and Tape EIA 296-E 1500 DRT2S T2=63mm (2.500”) Reel and Tape EIA 296-E 1500 DRT4 N/A Reel and Tape EIA 296-E 2500 ERT2 T2=63mm (2.500”) Reel and Tape EIA 296-E 2500 ERT2S T2=63mm (2.500”) Reel and Tape EIA 296-E 1000 MRT1E T1=53mm (2.087”) Reel and Tape EIA 296-E 1500 DAT1 T1=53mm (2.087”) Reel and Tape EIA 296-E 1500 DAT1O T1=53mm (2.087”) Reel and Tape EIA 296-E 1500 DRT1 T1=53mm (2.087”) Reel and Tape EIA 296-E 1500 DRT1S T1=53mm (2.087”) Reel and Tape EIA 296-E 1500 DRT1SS T1=53mm (2.087”) Reel and Tape EIA 296-E 1500 DRT3 T3=73mm (2.874”) Reel and Tape EIA 296-E 1500 DRT3S T3=73mm (2.874”) Reel and Tape EIA 296-E 2500 ERT1 T1=53mm (2.087”) Reel and Tape EIA 296-E 2500 ERT1S T1=53mm (2.087”) Reel and Tape EIA 296-E 2500 ERT3 T3=73mm (2.874”) Reel and Tape EIA 296-E 2500 ERT3S T3=73mm (2.874”) Disclaimer Notice - Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at www.littelfuse.com/disclaimer-electronics. © 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 11/08/19