P4KE Series RoHS Pb e3 Description Bi-directional Uni-directional The P4KE Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Features Agency Approvals AGENCY Maximum Ratings and Thermal Characteristics (T A =25 O C unless otherwise noted Parameter Symbol Value Unit Peak Pulse Power Dissipation by /μs Test Waveform (Fig.2 (Note 1, (Note 4 P PPM 4 W Steady State Power Dissipation on Infinite Heat Sink at T L =75ºC Peak Forward Surge Current, 8.3ms Single Half Sine Wave Unidirectional Only (Note 2 Maximum Instantaneous Forward Voltage at 25A for Unidirectional Only (Note 3 Operating Junction and Storage Temperature Range Typical Thermal Resistance Junction to Lead Typical Thermal Resistance Junction to Ambient P D 1.5 W I FSM 6 A V F 3.5/5. V T J, T STG -55 to 175 C R θjl 6 C/W R θja C/W Notes: 1. Non-repetitive current pulse, per Fig. 4 and derated above T J (initial =25 O C per Fig. 3. 2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per minute maximum. 3. V F < 3.5V for single die parts and V F < 5.V for stacked-die parts. 4. The P PPM of stacked-die parts is 6W and please contact littelfuse for the detail stacked-die parts. Functional Diagram AGENCY FILE NUMBER E23531 4W peak pulse capability at /μs waveform, repetition rate (duty cycles:.1% Glass passivated chip junction in DO-41 Package Fast response time: typically less than 1.ps from Volts to BV min Excellent clamping capability Typical failure mode is short from over-specified voltage or current Whisker test is conducted based on JEDEC JESD21A per its table 4a and 4c IEC-6-4-2 ESD 3kV(Air, 3kV (Contact ESD protection of data lines in accordance with IEC 6-4-2 EFT protection of data lines in accordance with IEC 6-4-4 Low incremental surge resistance Applications Typical I R less than 1μA when min>12v High temperature to reflow soldering guaranteed: 26 C/4sec /.375,(9.5mm lead length, 5 lbs., (2.3kg tension @ T J = @25 C x (1+αT x (T J - 25 (αt:temperature Coefficient, typical value is.1% Plastic package is flammability rated V- per Underwriters Laboratories Matte tin lead free plated Halogen free and RoHS compliant Pb-free E3 means 2nd level interconnect is Pb-free and the terminal finish material is tin(sn (IPC/JEDEC J-STD- 69A.1 TVS devices are ideal for the protection of I/O interfaces, V CC bus and other vulnerable circuits used in telecom, computer, industrial and consumer electronic applications. Additional Infomarion Bi-directional Datasheet Resources Samples Cathode Anode Uni-directional
Electrical Characteristics (T A =25 C unless otherwise noted Part Number (Uni Part Number (Bi Reverse Stand off Voltage V R (Volts MIN Breakdown Voltage @ I T (V MAX Test Current I T (ma Maximum Clamping Voltage V C @ I pp (V Maximum Peak Pulse Current I pp (A Maximum Reverse Leakage I R @ V R (µa P4KE6.8A P4KE6.8CA 5.8 6.45 7.14.5 39. X P4KE7.5A P4KE7.5CA 6.4 7.13 7.88 11.3 36.3 5 X P4KE8.2A P4KE8.2CA 7.2 7.79 8.61 12.1 33.9 2 X P4KE9.1A P4KE9.1CA 7.78 8.65 9.55 1 13.4 3.6 5 X P4KEA P4KECA 8.55 9.5.5 1 14.5 28.3 X P4KE11A P4KE11CA 9.4.5 11.6 1 15.6 26.3 5 X P4KE12A P4KE12CA.2 11.4 12.6 1 16.7 24.6 5 X P4KE13A P4KE13CA 11. 12.4 13.7 1 18.2 22.5 1 X P4KE15A P4KE15CA 12.8 14.3 15.8 1 21.2 19.3 1 X P4KE16A P4KE16CA 13.6 15.2 16.8 1 22.5 18.2 1 X P4KE18A P4KE18CA 15.3 17. 18.9 1 25.5 16. 1 X P4KE2A P4KE2CA 17. 19. 21. 1 27.7 14.8 1 X P4KE22A P4KE22CA 18.8 2.9 23. 1 3.6 13.4 1 X P4KE24A P4KE24CA 2.5 22.8 25.2 1 33.2 12.3 1 X P4KE27A P4KE27CA 23. 25.7 28.4 1 37.5.9 1 X P4KE3A P4KE3CA 25.6 28.5 31.5 1 41.4 9.9 1 X P4KE33A P4KE33CA 28.2 31.4 34.7 1 45.7 9. 1 X P4KE36A P4KE36CA 3.8 34.2 37.8 1 49.9 8.2 1 X P4KE39A P4KE39CA 33.3 37. 41. 1 53.9 7.6 1 X P4KE43A P4KE43CA 36.8 4.9 45.2 1 59.3 6.9 1 X P4KE47A P4KE47CA 4.2 44.7 49.4 1 64.8 6.3 1 X P4KE51A P4KE51CA 43.6 48.5 53.6 1 7.1 5.8 1 X P4KE56A P4KE56CA 47.8 53.2 58.8 1 77. 5.3 1 X P4KE62A P4KE62CA 53. 58.9 65. 1 85. 4.8 1 X P4KE68A P4KE68CA 58. 64.6 71.4 1 92. 4.5 1 X P4KE75A P4KE75CA 64. 71.3 78.8 1 3. 4. 1 X P4KE82A P4KE82CA 7. 77.9 86. 1 113. 3.6 1 X P4KE91A P4KE91CA 77.8 86.5 95.5 1 125. 3.3 1 X P4KEA P4KECA 85.5 95. 5. 1 137. 3. 1 X P4KE1A P4KE1CA 94. 5. 116. 1 152. 2.7 1 X P4KE12A P4KE12CA 2. 114. 126. 1 165. 2.5 1 X P4KE13A P4KE13CA 111. 124. 137. 1 179. 2.3 1 X P4KE15A P4KE15CA 128. 143. 158. 1 27. 2. 1 X P4KE16A P4KE16CA 136. 152. 168. 1 219. 1.9 1 X P4KE17A P4KE17CA 145. 162. 179. 1 234. 1.8 1 X P4KE18A P4KE18CA 154. 171. 189. 1 246. 1.7 1 X P4KE2A P4KE2CA 171. 19. 2. 1 274. 1.5 1 X P4KE22A P4KE22CA 185. 29. 231. 1 328. 1.3 1 P4KE25A P4KE25CA 214. 237. 263. 1 344. 1.2 1 P4KE3A P4KE3CA 256. 285. 315. 1 414. 1. 1 P4KE35A P4KE35CA 3. 332. 368. 1 482..85 1 P4KE4A P4KE4CA 342. 38. 42. 1 548..75 1 P4KE44A P4KE44CA 376. 418. 462. 1 62..68 1 P4KE48A P4KE48CA 48. 456. 54. 1 658..61 1 P4KE5A P4KE5CA 434. 485. 535. 1 698..57 1 P4KE53A P4KE53CA 451. 53.5 556.5 1 725..55 1 P4KE54A P4KE54CA 46. 513. 567. 1 74..54 1 P4KE55A P4KE55CA 468. 522.5 577.5 1 76..52 1 For bidirectional type having V R of volts and less, the I R limit is double. For parts without A, the is ± % and V C is 5% higher than with A parts Agency Approval
I-V Curve Characteristics Uni-directional Bi-directional Ipp Vc VBR VR IR IT VF V Vc VBR VR IT IR IR IT VRVBR Vc V Ipp Ipp P PPM Peak Pulse Power Dissipation -- Max power dissipation V R Stand-off Voltage -- Maximum voltage that can be applied to the TVS without operation Breakdown Voltage -- Maximum voltage that flows though the TVS at a specified test current (I T V C Clamping Voltage -- Peak voltage measured across the TVS at a specified Ippm (peak impulse current I R V F Reverse Leakage Current -- Current measured at V R Forward Voltage Drop for Uni-directional Ratings and Characteristic Curves (T A =25 C unless otherwise noted Figure 1 - TVS Transients Clamping Waveform Figure 2 - Peak Pulse Power Rating Curve Voltage Transients Voltage or Current Voltage Across TVS Current Through TVS P PPM -Peak Pulse Power (kw 1 Single die,4w at xµs, 25 C TJ initial = Tamb stacked-die, 6W at xµs, 25 C.1.1.1.1 1 t d -Pulse Width (ms Time continues on next page.
Ratings and Characteristic Curves (T A =25 C unless otherwise noted (Continued Figure 3 - Peak Pulse Power Derating Curve Figure 4 - Pulse Waveform Peak Pulse Power (P PP or Current (I PP Derating in Percentage % 75 5 25 25 5 75 125 15 175 2 T J - Initial Junction Temperature (ºC I PPM - Peak Pulse Current, % I RSM 15 5 td tr=µsec Peak Value IPPM Half Value IPPM 2 IPPM ( TJ=25 C Pulse Width(td is defined as the point where the peak current decays to 5% of IPPM /µsec. Waveform as defined by R.E.A 1. 2. 3. 4. t-time (ms Figure 5 - Typical Junction Capacitance Figure 6 - Typical Transient Thermal Impedance Cj (pf Uni-direc onal V=V Uni/Bi-direc onal V=V R Bi-direc onal V=V Transient Thermal Impedance ( C/W 1 1 1 - Reverse Breakdown Voltage (V.1.1.1 1 T P -Pulse Duration (s Figure 7 - Maximum Non-Repetitive Forward Surge Current Uni-Directional Only 7 Figure 8 - Peak Forward Voltage Drop vs Peak Forward Current (Typical Values. IFSM - Peak Forward Surve Current (A 6 5 4 3 2 IF-Peak Forward Current (A. 1. Single die Stacked-die 1 Number of Cycles at 6 Hz.1. 1. 2. 3. 4. 5. 6. 7. 8. 9. VF-Peak Forward Voltage(V
Temperature (T Transient Voltage Suppression Diodes Soldering Parameters Reflow Condition Lead free assembly T P t p - Temperature Min (T s(min 15 C Ramp-up Critical Zone T L to T P Pre Heat - Temperature Max (T s(max 2 C T L t L - Time (min to max (t s 6 18 secs Average ramp up rate (Liquidus Temp (T A to peak 3 C/second max T s(max T s(min t s Preheat Ramp-down T S(max to T A - Ramp-up Rate Reflow - Temperature (T A (Liquidus 217 C 3 C/second max - Time (min to max (t s 6 15 seconds 25 C t 25 C to Peak Time (t Peak Temperature (T P 26 +/-5 C Time within 5 C of actual peak Temperature (t p 2 4 seconds Flow/Wave Soldering (Solder Dipping Ramp-down Rate 6 C/second max Peak Temperature : 26 O C Time 25 C to peak Temperature (T P 8 minutes Max. Dipping Time : 5 seconds Do not exceed 26 C Soldering : 1 time Physical Specifications Environmental Specifications Weight.12oz.,.3g High Temp. Storage JESD22-A3 Case JEDEC DO-24AL (DO-41 molded plastic body over passivated junction. HTRB JESD22-A8 Polarity Color band denotes the cathode except Bipolar. Temperature Cycling JESD22-A4 Terminal Matte Tin axial leads, solderable per JESD22-B2. H3TRB RSH JESD22-A1 JESD22-B6 Dimensions A D Cathode Band (for Uni-directional products only B A DO-24AL (DO-41 C Dimensions Inches Millimeters Min Max Min Max A 1. - 25.4 - B.16.25 4. 5.2 C.28.34.71.86 D.8.7 2. 2.7
Part Numbering System Part Marking System P4KE xxx XXX OPTION CODE: BLANK Reel Tape -B Bulk Packaging TYPE CODE: A Uni-Directional (5% Voltage Tolerance CA Bi-Directional (5% Voltage Tolerance VOLTAGE CODE (Refer to the Electrical Characteristics table SERIES CODE Cathode Band (for Uni-directional products only Littelfuse Logo F YYWW P4KEXXX Trace Code Marking YY:Year Code WW: Week Code Product Type Packaging Part Number Component Package Quantity Packaging Option Packaging Specification P4KExxxXX DO-24AL 5 Tape & Reel EIA STD RS-296 P4KExxxXX-B DO-24AL 5 BOX Littelfuse Spec. Tape and Reel Specification 2.56 (65. Off Center either side.28(.7 2.63+.79/-.39 (53.+2./-1..197+/-.2 (5.+/-.5 13. (33.2.47 (1.2.236 (6. Dimensions are in inches/mm 3. (76.2 2.75 (69.85.68 (17.27 Recess Depth Max..75 (19.5 Direction of Feed