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t -FBE'SFF )BMPHFO 'SFFBOE3P)4 Compliant t 8JEFPQFSBUJOH voltage range V . "$ 3.4 110V to 750V t )JHIoFOFSHZ absorption capability 8TM = 220J to 1050J t )JHIQFBLQVMTF current (Each of two discs placed in parallel) capability I TM = 40,000A t 3JHJEUFSNJOBMTGPS secure through-hole solder mounting t /PEFSBUJOHVQUP 85ºC ambient t %VBM%JTD%FWJDF two 34mm varistor discs in parallel in BTJOHMFQBDLBHF Agency Approvals Absolute Maximum Ratings t'PSSBUJOHTPGJOEJWJEVBMNFNCFSTPGBTFSJFT TFF%FWJDF3BUJOHTBOE4QFDJmDBUJPOTDIBSU Agency Agency File Number 1449, E320116, 1414, E56529 Continuous DHB34 Series Units Steady State Applied Voltage: "$7PMUBHF3BOHF 7. "$ 3.4) 110 to 750 V %$7PMUBHF3BOHF 7M(DC)) 148 to 970 V Transients: 1FBL1VMTF$VSSFOU *TM) 'PSμT$VSSFOU8BWF 4FF'JHVSF 40000 A 4JOHMF1VMTF&OFSHZ3BOHF 'PSNT$VSSFOU8BWF 8TM) 220 to 1050 J 0QFSBUJOH"NCJFOU5FNQFSBUVSF3BOHF 5A) -55 to + 85 ºC 4UPSBHF5FNQFSBUVSF3BOHF 5STG) -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) 2500 V $0"5*/(*OTVMBUJPO3FTJTUBODF 1000 MΩ CAUTION: 4USFTTFTBCPWFUIPTFMJTUFEJO"CTPMVUF.BYJNVN3BUJOHTNBZDBVTFQFSNBOFOUEBNBHFUPUIFEFWJDF5IJTJTBTUSFTTPOMZSBUJOHBOEPQFSBUJPO of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. RoHS

©2011 Littelfuse, Inc. Revision: February 21, 2011 DHB34 Varistor Series Industrial High Energy Terminal Varistors > DHB34 Series Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/dhb34.html for current information. DHB34 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- tanceV3.4 VDC Energy (2ms) Peak Current 8 x 20μs Part Number VM(AC) VM(DC) WTM I TM Min V N(DC) Max V C f = 1MHz (V) (V) (J) (A) (V) (V) (V) (V) (pF) V111DHB34 34 110 148 220 40,000 1 156 173 190 288 11,600 V131DHB34 34 130 175 270 40,000 2 184 200 228 345 10,000 V141DHB34 34 140 188 291 40,000 3 198 220 248 375 9,000 V151DHB34 34 150 200 300 40,000 4 212 240 268 405 8,000 V181DHB34 34 180 240 330 40,000 254 282 310 468 6,800 V201DHB34 34 200 265 350 40,000 283 314 345 533 6,350 V251DHB34 34 250 330 370 40,000 354 390 429 650 5,000 V271DHB34 34 275 369 400 40,000 389 430 473 730 4,500 V301DHB34 34 300 410 430 40,000 433 478 526 780 4,100 V321DHB34 34 320 420 460 40,000 462 510 561 830 3,800 V331DHB34 34 330 435 475 40,000 467 519 570 843 3,750 V351DHB34 34 350 460 500 40,000 495 550 604 894 3,600 V391DHB34 34 385 510 550 40,000 545 604 663 1,000 3,500 V421DHB34 34 420 560 600 40,000 610 680 7 48 1,130 3,000 V441DHB34 34 440 585 630 40,000 622 691 759 1,147 2,900 V481DHB34 34 480 640 650 40,000 670 750 825 1,240 2,700 V511DHB34 34 510 675 700 40,000 735 820 910 1,350 2,500 V551DHB34 34 550 710 755 40,000 778 864 949 1,404 2,390 V571DHB34 34 575 730 770 40,000 805 910 1000 1,480 2,200 V661DHB34 34 660 850 900 40,000 940 1050 1160 1,720 2,000 V681DHB34 34 680 875 925 40,000 962 1068 1173 1,777 1,900 V751DHB34 34 750 970 1050 40,000 1080 1200 1320 2,000 1,800 Note: L"DBQBCJMJUZEFQFOETPOBQQMJDBUJPOTSBUFEVQUP73.4L"BQQMJFTJG73.4. L"DBQBCJMJUZEFQFOETPOBQQMJDBUJPOTSBUFEVQUP73.4L"BQQMJFTJG73.4. L"DBQBCJMJUZEFQFOETPOBQQMJDBUJPOTSBUFEVQUP73.4L"BQQMJFTJG73.4. L"DBQBCJMJUZEFQFOETPOBQQMJDBUJPOTSBUFEVQUP73.4L"BQQMJFTJG73.4.

©2011 Littelfuse, Inc. Revision: February 21, 2011 DHB34 Varistor Series Industrial High Energy Terminal Varistors > DHB34 Series Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/dhb34.html for current information. 3FGMPX$POEJUJPO 1Co'SFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) 60 – 180 secs "WFSBHFSBNQVQoSBUF -JRVJEVT5FNQ 5- UPQFBL 5°C/second max

54 NBY

UP5-3BNQVQ3BUF 5°C/second max 3FGMPX 5FNQFSBUVSF 5- -JRVJEVT 217°C 5FNQFSBUVSF U- 60 – 150 seconds 1FBL5FNQFSBUVSF 51 250 +0/-5 °C 5JNFXJUIJO¡$PGBDUVBMQFBL Temperature (tp) 20 – 40 seconds 3BNQEPXO3BUF 5°C/second max 5JNF¡$UPQFBL5FNQFSBUVSF 51 8 minutes Max. Do not exceed 260°C Soldering Parameters Operating/Storage T emperature -55°C to +85°C/-55°C to +125°C Humidity Aging IPVST +/-10% Voltage change Thermal Shock +85°C to -40°C 5 times +/-10% Voltage change Solvent Resistance .*-o45%o .FUIPE' Moisture Sensitivity -FWFM +o45%o$ Lead Material Tin–coated Copper Soldering Characteristics 4PMEFSBCJMJUZQFS.*-o45%o Method 208E Insulating Material Cured, flame retardant epoxy polymer NFFUT6-7oSFRVJSFNFOUT Device Labeling .BSLFEXJUI-' WPMUBHF BNQFSBHFSBUJOH and date code. Physical Specifications Environmental Specifications Lead–free ProfileNon Lead–free Profile 100 150 200 250 300 00 . 511 . 522 . 533 . 54 TIME(MINUTES) TEMPERATURE (ºC) Maximum Wave 240C 100 150 200 250 300 00 . 511 . 522 . 533 . 54 TIME(MINUTES) TEMPERATURE (ºC) Maximum Wave 260C Figure 5 Figure 6

©2011 Littelfuse, Inc. Revision: February 21, 2011 DHB34 Varistor Series Industrial High Energy Terminal Varistors > DHB34 Series Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/dhb34.html for current information. HI–ENERGY MOV’SDHB34 Series Dimensions (mm) Dia 3.81 +/- 0.08 7.06 +/- 0.2 0.51 typ 12.7 typ 3.7 typ 56 max T max 25.4 +/- 0.5 37.5 max AB C Terminals Configuration MOV1 MOV2 Part Numbering System VARISTOR DESIGNATOR MAX ACRMS WORKING VOLTAGE (FIRST SIGNIFICANT DIGITS) VM(AC) DISC SIZE (mm) SERIES DESIGNATOR VM(AC) VOLTAGE DECADE MULTIPLIER V 13 1DHB 34 NOTES: - T erminals Configuration: Terminals A & B are connected to one varistor element. Terminals B & C connected to second varistor element. - Dimensions: Measures are in mm is typical, unless otherwise specified. Part Type T Max S1 +/- 1.15 mm S2 +/- 2.30mm V111DHB34 7 .6 2.65 5.50 V131DHB34 7 .8 2.85 5.70 V141DHB34 8.2 3.00 6.00 V151DHB34 8.8 3.15 6.30 V181DHB34 9.0 3.25 6.50 V201DHB34 9.2 3.35 6.70 V251DHB34 9.10 3.00 6.00 V271DHB34 9.55 3.25 6.50 V301DHB34 10.20 3.50 7 .00 V321DHB34 10.60 3.66 7 .24 V331DHB34 10.65 3.70 7 .40 V351DHB34 10.5 4.10 8.20 V391DHB34 11 .2 4.45 8.90 V421DHB34 12.65 4.50 9.00 V441DHB34 12.80 4.55 9.10 V481DHB34 13.55 4.80 9.60 V511DHB34 13.4 5.25 10.50 V551DHB34 14.6 5.70 11 .40 V571DHB34 14.8 5.80 11 .60 V661DHB34 17 .20 6.65 13.30 V681DHB34 17 .5 7 .00 14.00 V751DHB34 18.20 7 .35 14.70 T able of Dimensions - Thickness and T erminal Offsets