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Technical content

Features

  • Lead-Free, Halogen- Free and RoHS Compliant available
  • Wide operating voltage range V M(AC)RMS 110V to 750V
  • High energy absorption capability W TM = 220J to 1050J
  • High peak pulse current capability I TM = 40,000A
  • Rigid terminals for secure through-hole solder mounting
  • No derating up to 85ºC ambient Agency Approvals Absolute Maximum Ratings
  • For ratings of individual members of a series, see Device Ratings and Specifications chart Continuous Hx34 Series Units Steady State Applied Voltage: AC Voltage Range (VM(AC)RMS) 110 to 750 V DC Voltage Range (VM(DC)) 148 to 970 V Transients: Peak Pulse Current (ITM) For 8/20µs Current Wave (See Figure 2) 40000 A Single Pulse Energy Range For 2ms Current Wave (WTM) 220 to 1050 J Operating Ambient Temperature Range (TA) -55 to +85 ºC Storage Temperature Range (TSTG) -55 to +125 ºC Temperature Coefficient (aV) of Clamping Voltage (VC) at Specified Test Current <0.01 %/ºC Hi-Pot Encapsulation (COATING Isolation Voltage Capability) (Dielectric must withstand indicated DC voltage for one minute per MIL -STD 202, Method 301) 2500 V COATING Insulation Resistance 1000 MΩ CAUTION: Stresses above those listed in "Absolute Maximum Ratings" may cause permanent damage to the device. This is a stress only rating and operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. RoHS Agency Agency Approval Agency File Number UL1449 E320116 22.2-1 91788 Additional Information Datasheet SamplesResources Datasheet SamplesResources HB34 HF34 HB34 HF34 HB34 HF34 Datasheet SamplesResources HG34 HG34HG34

© 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 09/14/17 Metal-Oxide Varistors (MOVs) Industrial High Energy Terminal Varistors > HB34, HF34 & HG34 Series HB34 Series Ratings & Specifications Lead–free and RoHS Compliant Models Model Size Disc Dia. (mm) Maximum Rating (85°C) Specifications (25°C) Continuous Transient Varistor Voltage at 1mA DC Test Current Maximum Clamping Voltage VC at 200A Current (8/20µs) Typical Capaci- tanceVRMS VDC Energy (2ms) Peak Current 8 x 20µs Part Number VM(AC) VM(DC) WTM ITM Min VN(DC) Max VC f = 1MHz (V) (V) (J) (A) (V) (V) (V) (V) (pF) V111HB34 34 110 148 220 40,0001 156 173 190 288 11,600 V131HB34 34 130 175 270 40,0002 184.5 205 225.5 345 10,000 V141HB34 34 140 188 291 40,0003 198 220 242 375 9,000 V151HB34 34 150 200 300 40,0004 216 240 264 405 8,000 V181HB34 34 180 240 330 40,000 254 282 310 468 6,800 V201HB34 34 200 265 350 40,000 283 314 345 533 6,350 V251HB34 34 250 330 370 40,000 351 390 429 650 5,000 V271HB34 34 275 370 400 40,000 387 430 473 730 4,500 V301HB34 34 300 410 430 40,000 423 470 517 780 4,100 V321HB34 34 320 420 460 40,000 459 510 561 830 3,800 V331HB34 34 330 435 475 40,000 467 518.5 570 843 3,750 V351HB34 34 350 460 500 40,000 495 549.5 604 894 3,600 V391HB34 34 385 510 550 40,000 545 604 663 1000 3,500 V421HB34 34 420 560 600 40,000 612 680 7 48 1,130 3,000 V441HB34 34 440 587 620 40,000 622 690 758 1,150 2,900 V481HB34 34 480 640 650 40,000 675 750 825 1,240 2,700 V511HB34 34 510 675 700 40,000 738 820 902 1,350 2,500 V551HB34 34 550 710 755 40,000 778 863.5 949 1,404 2,390 V571HB34 34 570 730 770 40,000 819 910 1001 1,480 2,200 V661HB34 34 660 850 900 40,000 945 1050 1155 1,720 2,000 V681HB34 34 680 875 925 40,000 962 1067 .5 1173 1,777 1,900 V751HB34 34 750 970 1050 40,000 1080 1200 1320 2,000 1,800 NOTE: Average power dissipation of transients not to exceed 2.0W. 1 . Peak current applies to applications rated up to 97VRMS. Peak current is 30kA for applications greater than 97V . 2. Peak current applies to applications rated up to 115VRMS. Peak current is 30kA for applications greater than 115V 3. Peak current applies to applications rated up to 123VRMS. Peak current is 30kA for applications greater than 123V . 4. Peak current applies to applications rated up to 132VRMS. Peak current is 30kA for applications greater than 132V .

© 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 09/14/17 Metal-Oxide Varistors (MOVs) Industrial High Energy Terninal Varistors > HB34, HF34 & HG34 Series HF34 Series Ratings & Specifications Lead–free and RoHS Compliant Models Model Size Disc Dia. (mm) Maximum Rating (85°C) Specifications (25°C) Continuous Transient Varistor Voltage at 1mA DC Test Current Maximum Clamping Voltage VC at 200A Current (8/20µs) Typical Capaci- tanceVRMS VDC Energy (2ms) Peak Current 8 x 20 µs Part Number VM(AC) VM(DC) WTM ITM Min VN(DC) Max VC f = 1MHz (V) (V) (J) (A) (V) (V) (V) (V) (pF) V111HF34 34 110 148 220 40,0001 156 173 190 288 11,600 V131HF34 34 130 175 270 40,0002 184.5 205 225.5 345 10,000 V141HF34 34 140 188 291 40,0003 198 220 242 375 9,000 V151HF34 34 150 200 300 40,0004 216 240 264 405 8,000 V181HF34 34 180 240 330 40,000 254 282 310 468 6,800 V201HF34 34 200 265 350 40,000 283 314 345 533 6,350 V251HF34 34 250 330 370 40,000 351 390 429 650 5,000 V271HF34 34 275 370 400 40,000 387 430 473 730 4,500 V301HF34 34 300 410 430 40,000 423 470 517 780 4,100 V321HF34 34 320 420 460 40,000 459 510 561 830 3,800 V331HF34 34 330 435 475 40,000 467 518.5 570 843 3,750 V351HF34 34 350 460 500 40,000 495 549.5 604 894 3,600 V391HF34 34 385 510 550 40,000 545 604 663 1,000 3,500 V421HF34 34 420 560 600 40,000 612 680 7 48 1,130 3,000 V441HF34 34 440 587 620 40,000 622 690 758 1,150 2,900 V481HF34 34 480 640 650 40,000 675 750 825 1,240 2,700 V511HF34 34 510 675 700 40,000 738 820 902 1,350 2,500 V551HF34 34 550 710 755 40,000 778 863.5 949 1,404 2,390 V571HF34 34 570 730 770 40,000 819 910 1001 1,480 2,200 V661HF34 34 660 850 900 40,000 945 1050 1155 1,720 2,000 V681HF34 34 680 875 925 40,000 962 1067 .5 1173 1777 1,900 V751HF34 34 750 970 1050 40,000 1080 1200 1320 2,000 1,800 Note: 1 . Peak current applies to applications rated up to 97V RMS. Peak current is 30kA for applications greater than 97V . 2. Peak current applies to applications rated up to VRMS. Peak current is 30kA for applications greater than 115V . 3. Peak current applies to applications rated up to VRMS. Peak current is 30kA for applications greater than 123V . 4. Peak current applies to applications rated up to VRMS. Peak current is 30kA for applications greater than 132V .

© 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 09/14/17 Metal-Oxide Varistors (MOVs) Industrial High Energy Terminal Varistors > HB34, HF34 & HG34 Series HG34 Series Ratings & Specifications Lead–free and RoHS Compliant Models Model Size Disc Dia. (mm) Maximum Rating (85°C) Specifications (25°C) Continuous Transient Varistor Voltage at 1mA DC Test Current Maximum Clamping Voltage VC at 200A Current (8/20µs) Typical Capaci- tanceVRMS VDC Energy (2ms) Peak Current 8 x 20 µs Part Number VM(AC) VM(DC) WTM ITM Min VN(DC) Max VC f = 1MHz (V) (V) (J) (A) (V) (V) (V) (V) (pF) V111HG34 34 110 148 220 40,0001 156 173 190 288 11,600 V131HG34 34 140 175 270 40,0002 184.5 205 225.5 345 10,000 V141HG34 34 130 188 291 40,0003 198 220 242 375 9,000 V151HG34 34 150 200 300 40,0004 216 240 264 405 8,000 V181HG34 34 180 240 330 40,000 254 282 310 468 6,800 V201HG34 34 200 265 350 40,000 283 314 345 533 6,350 V251HG34 34 250 330 370 40,000 351 390 429 650 5,000 V271HG34 34 275 370 400 40,000 387 430 473 730 4,500 V301HG34 34 300 410 430 40,000 423 470 517 780 4,100 V321HG34 34 320 420 460 40,000 459 510 561 830 3,800 V331HG34 34 330 435 475 40,000 467 518.5 570 843 3,750 V351HG34 34 350 460 500 40,000 495 549.5 604 894 3,600 V331HG34 34 385 510 550 40,000 545 604 663 1,000 3,500 V421HG34 34 420 560 600 40,000 612 680 7 48 1,130 3,000 V441HG34 34 440 587 620 40,000 622 690 758 1,150 2,900 V481HG34 34 480 640 650 40,000 675 750 825 1,240 2,700 V511HG34 34 510 675 700 40,000 738 820 902 1,350 2,500 V551HG34 34 550 710 755 40,000 778 863.5 949 1,404 2,390 V571HG34 34 570 730 770 40,000 819 910 1001 1,480 2,200 V661HG34 34 660 850 900 40,000 945 1050 1155 1,720 2,000 V681HG34 34 680 875 925 40,000 962 1067 .5 1173 1,777 1,900 V751HG34 34 750 970 1050 40,000 1080 1200 1320 2,000 1,800 Note : 1 . Peak current applies to applications rated up to 97VRMS. Peak current is 30kA for applications greater than 97V . 2. Peak current applies to applications rated up to 115VRMS. Peak current is 30kA for applications greater than 115V . 3. Peak current applies to applications rated up to 123VRMS. Peak current is 30kA for applications greater than 123V . 4. Peak current applies to applications rated up to 132VRMS. Peak current is 30kA for applications greater than 132V .

© 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 09/14/17 Metal-Oxide Varistors (MOVs) Industrial High Energy Terminal Varistors > HB34, HF34 & HG34 Series Operating T emperature -55°C to +125°C Storage T emperature -55°C to +125°C Humidity Aging +85°C, 85% RH, 1000 hours +/-10% Voltage Thermal Shock +85°C to -40°C 5 times +/-10% Voltage Solvent Resistance MIL–STD–202, Method 215 Moisture Sensitivity Level 1, J-STD-020 Lead Material Tin-plated Copper Soldering Characteristics Solderability per MIL–STD–202, Method 208 Insulating Material Cured, flame retardant epoxy polymer meets UL94V–0 requirements. Device Labeling LF , Part Number and date code Physical Specifications Environmental Specifications Wave Solder Profile 100 150 200 250 300 00 .5 11 .5 22 .5 33 .5 4 TIME(MINUTES) TEMPERATURE (ºC) Maximum Wave 240C Lead–free Profile 100 150 200 250 300 00 .5 11 .5 22 .5 33 .5 4 TIME(MINUTES) TEMPERATURE (ºC) Maximum Wave 260C Non Lead–free Profile Figure 5 Figure 6

© 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 09/14/17 Metal-Oxide Varistors (MOVs) Industrial High Energy Terninal Varistors > HB34, HF34 & HG34 Series Dimensions (mm) NO TE: Dimension in mm is t ypical, unless otherwise speci/f_i ed. 37 .0 MAX 47 .5 MAX 22.0 1. 0 6.0 0.1 0.55 S 42.5 MAX 2.5 TO 5.0 T 0.1 2.30 0.2+/- +/- +/- +/- Part Type T Body Thickness (Max) S Mounting Terminal Offset V111HF34 5.5 2.0 -/+ 0.65 V131HF34 5.7 2.1 -/+ 0.65 V141HF34 5.8 2.2 -/+ 0.65 V151HF34 5.9 2.4 -/+ 0.65 V181HF34 6.0 2.5 -/+ 0.65 V201HF34 6.0 2.6 -/+ 0.65 V251HF34 6.1 2.7 -/+ 0.85 V271HF34 6.4 2.9 -/+ 0.85 V301HF34 6.7 3.2 -/+ 0.85 V321HF34 6.9 3.4 -/+ 0.85 V331HF34 7. 0 3.5 -/+ 0.85 V351HF34 7. 3 3.9 -/+ 0.85 V391HF34 7. 6 4.2 -/+ 0.85 V421HF34 7. 8 4.4 -/+ 0.85 V441HF34 8.0 4.5 -/+ 0.85 V481HF34 8.3 4.8 -/+ 1 .0 V511HF34 8.8 5.2 -/+ 1 .0 V551HF34 9.1 5.5 -/+ 1 .0 V571HF34 9.4 5.7 -/+ 1 .5 V661HF34 10.2 6.5 -/+ 1 .5 V681HF34 10.4 6.7 -/+ 1 .5 V751HF34 10.7 7 .3 -/+ 1 .5 NOTE: Dimension in mm is typical, unless otherwise specified. Part Type T Body Thickness (Max) S Mounting Terminal Offset V111HB34 5.5 5.30 -/+ 0.65 V131HB34 5.7 5.50 -/+ 0.65 V141HB34 5.8 5.70 -/+ 0.65 V151HB34 5.9 5.90 -/+ 0.65 V181HB34 6.0 6.10 -/+ 0.65 V201HB34 6.0 6.10 -/+ 0.65 V251HB34 6.1 6.25 -/+ 0.65 V271HB34 6.4 6.50 -/+ 0.65 V301HB34 6.7 6.70 -/+ 0.65 V321HB34 6.9 6.90 -/+ 0.65 V331HB34 7. 0 6.95 -/+ 0.65 V351HB34 7. 3 7 .20 -/+ 0.85 V391HB34 7. 6 7 .50 -/+ 0.85 V421HB34 7. 8 7 .85 -/+ 0.85 V441HB34 8.0 7 .95 -/+ 1 .00 V481HB34 8.3 8.25 -/+ 1 .00 V511HB34 8.8 8.60 -/+ 1 .00 V551HB34 9.1 8.55 -/+ 1 .5 V571HB34 9.4 8.85 -/+ 1 .5 V661HB34 10.2 9.65 -/+ 1 .5 V681HB34 10.4 10.35 -/+ 1 .5 V751HB34 10.7 10.65 -/+ 1 .5 HB34 Series Thickness and T erminal Offset Dimensions Dia 3.81 +/- 0.08 HF Series Dimensions 7.06 +/- 0.2 0.51 +/- 0.1 12.7 typ 3.7+/- 0.25 56 max S T max 25.4 +/- 0.5 37.0 max HF34 Series Thickness and T erminal Offset Dimensions Note: Terminal Material Tin–plated Cover HB34 Series HF34 Series

© 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 09/14/17 Metal-Oxide Varistors (MOVs) Industrial High Energy Terminal Varistors > HB34, HF34 & HG34 Series Part Numbering System VARISTOR DESIGNATOR MAX ACRMS WORKING VOLTAGE (First Significant Digits) VM(AC) DISC SIZE (mm) SERIES DESIGNATOR VM(AC VOLTAGE V2 51 HB 34 DECADE MULTIPLIER HB: HB34 Series HF: HF34 Series HG: HG34 Series 37.0 max T max 46 max HG Series Dimensions 25.4 +/- 0.5 7.06 +/- 0.2 Dia 3.81 +/- 0.08 0.51 +/- 0.1 S Part Type T Body Thickness (Max) S Mounting Terminal Offset V111HG34 5.5 6.0 -/+ 0.65 V131HG34 5.7 5.8 -/+ 0.65 V141HG34 5.8 5.6 -/+ 0.65 V151HG34 5.9 5.5 -/+ 0.65 V181HG34 6.0 5.4 -/+ 0.65 V201HG34 6.0 5.4 -/+ 0.65 V251HG34 6.1 5.2 -/+ 0.65 V271HG34 6.4 4.9 -/+ 0.65 V301HG34 6.7 4.7 -/+ 0.85 V321HG34 6.9 4.5 -/+ 0.85 V331HG34 7. 0 4.4 -/+ 0.85 V351HG34 7. 3 4.1 -/+ 0.85 V391HG34 7. 6 3.8-/+ 0.85 V421HG34 7. 8 3.5 -/+ 0.85 V441HG34 8.0 3.3 -/+ 0.85 V481HG34 8.3 3.1 -/+ 1 .0 V511HG34 8.8 2.7 -/+ 1 .0 V551HG34 9.1 2.4 -/+ 1 .0 V571HG34 9.4 2.2 -/+ 1 .5 V661HG34 10.2 1 .4 -/+ 1 .5 V681HG34 10.4 1 .2 -/+ 1 .5 V751HG34 10.7 0.6 -/+ 1 .5 HG34 Series Thickness and T erminal Offset Dimensions Note: Terminal Material Tin–plated Cover *Dimensions in mm. HG34 Series Dimensions (mm) Disclaimer Notice - 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.