W, 5.8V - 376V Transient Voltage Suppressor BZW4 SERIES FEATURES - Excellent clamping capability - Low impedance surge resistance - W surge capability at / μs waveform - Very fast response time - Typical I R less than μa above V - Compliant to RoHS Directive 2/65/EU and in accordance to WEEE 22/96/EC - Halogen-free according to IEC 6249-2-2 MECHANICAL DATA Case: DO-24AL (DO-4) Molding compound, UL flammability classification rating 94V- Part no. with suffix "H" means AEC-Q qualified Packing code with suffix "G" means green compound (halogen-free) Terminal: Pure tin plated leads, solderable per JESD22-B2 Meet JESD 2 class 2 whisker test Weight:.3g (approximately) DO-24AL (DO-4) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS (T A =25 C unless otherwise noted) PARAMETER Peak power dissipation at T A =25 C, Tp=ms (Note ) Steady state power dissipation at T L =75 C lead lengths.375", 9.5mm (Note 2) Peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load (Note 3) Junction to leads Junction to ambient on printed circuit L lead=mm SYMBOL P PK P D I FSM R θjl VALUE Operating junction temperature range T J - 55 to +75 C Storage temperature range T STG - 55 to +75 C Note : Non-repetitive Current Pulse Per Fig. 3 and Derated above T A =25 C Per Fig. 2 Note 2: Mounted on 5 x 5 mm Copper Pads to Each Terminal Note 3: 8.3ms Single Half Sine-wave or Equivalent Square Wave, Duty Cycle=4 Pulses Per Minute Maximum 6 R θja UNIT Watts Watts A o C/W o C/W ORDERING INFORMATION BZW4-xxx (Note ) *: Optional available SUFFIX H PACKING CODE Note : "xxx" defines voltage from 5.8V (BZW4-5V8) to 376V (BZW4-376) A PACKING CODE PACKAGE PACKING SUFFIX (*) DO-4 3, / Ammo box (52mm taping) R DO-4 5, / 3" Paper reel G R DO-4 5, / 3" Paper reel (Reverse) B DO-4, / Bulk packing EXAMPLE PREFERRED P/N SUFFIX PACKING CODE PACKING CODE SUFFIX DESCRIPTION BZW4-94HAG BZW4-94 H A G AEC-Q qualified Green compound
RATINGS AND CHARACTERISTICS CURVES (T A =25 C unless otherwise noted) FIG. PEAK PULSE POWER RATING CURVE BZW4 SERIES FIG.2 PULSE DERATING CURVE 2 P PPM, PEAK PULSE POWER, W..... tp, PULSE WIDTH, (ms) NON-REPETITIVE PULSE WAVEFORM SHOWN in FIG.3 PEAK PULSE POWER(P PP ) OR CURRENT (I PP ) A DERATING IN PERCENTAGE (%) 8 6 2 25 5 75 25 5 75 T A, AMBIENT TEMPERATURE ( C) FIG. 3 CLAMPING POWER PULSE WAVEFORM FIG.4 STEADY STATE POWER DERATING CURVE PEAK PULSE CURRENT (%) 2 8 6 2 tr=μs Peak Value I PPM PULSE WIDTH(td) is DEFINED as the POINT WHERE the PEAK CURRENT DECAYS to 5% OF IPPM Half Value-I PPM/ 2 /μs, WAVEFORM as DEFINED by R.E.A. PM(AV), STEADY STATE POWER DISSIPATION (W).25.75.5.25 td.5.5 2 2.5 3 3.5 4 t, TIME ms 25 5 75 25 5 75 2 T L, LEAD TEMPERATURE ( C) FIG. 5 MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT UNIDIRECTIONAL ONLY PEAK FORWARD SURGE CURRENT(A) 5 3 2 8.3ms Single Half Sine Wave V( BR ), BREAKDOWN VOLTAGE (V)
BZW4 SERIES CREAT BY ART FIG. 6 TYPICAL REVERSE CHARACTERISTICS FIG.7 TYPICAL JUNCTION CAPACITANCE UNDIRECTIONAL INSTANTANEOUS REVERSE CURRENT(A) A.. MEASURED AT DEVICES STAND-OFF VOLTAGE, VWM 5 5 2 25 3 35 45 5 V( BR ), BREAKDOWN VOLTAGE (V) JUNCTION CAPACITANCE(pF) MEASURE AT ZERO BIAS MEASURE AT STAND-OFF VOLTAGE, VWM f=.mhz Vsig=5mVp-p... V( BR ), BREAKDOWN VOLTAGE (V)
BZW4 SERIES Device Breakdown Voltage @ I T (Note ) Test Stand-Off Reverse Maximum Maximum Maximum Current Voltage Leakage Peak Pulse Clamping Temperature @ V WM Current Voltage @I PPM Coefficient V BR V I T V WM I D I PPM Vc V BR ma V μa A V %/ C Unidirectional Bidirectional Min Max (Note 3) BZW4-5V8 BZW4-5V8B 6.45 7.4 5.8 38..5.57 BZW4-6V4 BZW4-6V4B 7.3 7.88 6. 5 35.4.3.6 BZW4-7V BZW4-7VB 7.79 8.6 7.2 2 33. 2..65 BZW4-7V8 BZW4-7V8B 8.65 9.55 7.78 5 3. 3.4.68 BZW4-8V5 BZW4-8V5B 9.5.5 8.55 27.6 4.5.73 BZW4-9V4 BZW4-9V4B.5.6 9. 5 25.7 5.6.75 BZW4- BZW4-B.4 2.6.2 5 24. 6.7.78 BZW4- BZW4-B 2.4 3.7. 5 22. 8.2.8 BZW4-3 BZW4-3B 4.3 5.8 2.8 5 9. 2.2.84 BZW4-4 BZW4-4B 5.2 6.8 3.6 7.8 22.5.83 BZW4-5 BZW4-5B 7. 8.9 5.3 6. 25.2.88 BZW4-7 BZW4-7B 9. 2. 7. 4.5 27.7.9 BZW4-9 BZW4-9B 2.9 23. 8.8 3. 3.6.92 BZW4-2 BZW4-2B 22.8 25.2 2.5 2. 33.2.94 BZW4-23 BZW4-23B 25.7 28.4 23..7 37.5.96 BZW4-26 BZW4-26B 28.5 3.5 25.6 9.6 4.5.97 BZW4-28 BZW4-28B 3.4 34.7 28.2 8.8 45.7.98 BZW4-3 BZW4-3B 34.2 37.8 3.8 8. 49.9.99 BZW4-33 BZW4-33B 37. 4. 33.3 7.4 53.9. BZW4-37 BZW4-37B.9 45.2 36.8 6.7 59.3. BZW4- BZW4-B 44.7 49.4.2 6.2 64.8. BZW4-44 BZW4-44B 48.5 53.6 43.6 5.7 7..2 BZW4-48 BZW4-48B 53.2 58.8 47.8 5.2 77..3 BZW4-53 BZW4-53B 58.9 65. 53. 4.7 85..4 BZW4-58 BZW4-58B 64.6 7.4 58. 4.3 92..4 BZW4-64 BZW4-64B 7.3 78.8 64. 3.9 3.5 BZW4-7 BZW4-7B 77.9 86. 7. 3.5 3.5 BZW4-78 BZW4-78B 86.5 95.5 78. 3.2 25.5 BZW4-85 BZW4-85B 95 5 85.5 2.9 37.6 BZW4-94 BZW4-94B 5 6 94. 2.6 52.7 BZW4-2 BZW4-2B 4 26 2 2.4 65.7 BZW4- BZW4-B 24 37 2.2 79.7 BZW4-28 BZW4-28B 43 58 28 2. 27.8 BZW4-36 BZW4-36B 52 68 36.8 29.8 BZW4-45 BZW4-45B 6 79 45.7 234.8 BZW4-54 BZW4-54B 7 89 54.6 246.8 BZW4-7 BZW4-7B 9 2 7.5 274.8 BZW4-88 BZW4-88B 29 23 88.4 3.8 BZW4-23 BZW4-23B 237 263 23.2 344. BZW4-239 BZW4-239B 266 294 239. 384. BZW4-256 BZW4-256B 285 35 256. 44. BZW4-273 BZW4-273B 34 336 273.9 438. BZW4-299 BZW4-299B 332 368 299.8 482. BZW4-342 BZW4-342B 38 42 342.75 548. BZW4-376 BZW4-376B 48 462 376.67 63. Notes:. Pulse test:tp<5ms 2. All terms and symbols are consistent with ANSI/IEEE C62.35 3. For bipolar types having V WM of volts and less, the I D limit is doubled.
PACKAGE OUTLINE DIMENSIONS DO-24AL (DO-4) DIM. Unit (mm) Unit (inch) Min Max Min Max A 2. 2.7.79.6 B.7.86.28.34 C 25. -. - D 4.2 5.2.65.25 E 25. -. - BZW4 SERIES MARKING DIAGRAM P/N = Specific Device Code G = Green Compound YWW = Date Code F = Factory Code Note: Cathode band for uni-directional products only
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