3KPA-HRA Series RoHS Pb e3 AGENCY Uni-directional Agency Approvals Parameter Symbol Value Unit Peak Pulse Power Dissipation by /μs Test Waveform (Fig.2) (Note ) P PPM 3 W Steady State Power Dissipation on Infinite Heat Sink at T L =75ºC (Fig. 5) Peak Forward Surge Current, 8.3ms Single Half Sine Wave Unidirectional Only (Note 2) Operating Junction and Storage Temperature Range Typical Thermal Resistance Junction to Lead Typical Thermal Resistance Junction to Ambient AGENCY FILE NUMBER E2353 Bi-directional Maximum Ratings and Thermal Characteristics (T A =25 O C unless otherwise noted) P D 8. W I FSM 4 A T J, T STG -55 to 75 C R ujl 8. C/W R uja 4 C/W Notes:. 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. Descriptios The 3KPA-HRA High Reliability Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Features Glass passivated chip junction in P6 package 3W peak pulse capability at /μs waveform, repetition rate (duty cycles):.% Fast response time: typically less than.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 JESD2A 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 (IEC8-2) EFT protection of data lines in accordance with IEC 6-4-4 (IEC8-4) Applications Low incremental surge resistance Typical I R less than 2μA when V BR min>73v High temperature to reflow soldering guaranteed: 26 C/4sec /.375, (9.5mm) lead length, 5 lbs., (2.3kg) tension V BR @ T J = V BR @25 C x (+αt x (T J - 25)) (αt:temperature Coefficient, typical value is.%) Plastic package has underwriters laboratory flammability classification 94V-O Lead-free matte tin plated package Halogen free and RoHS compliant 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. Functional Diagram Bi-directional 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) Breakdown Voltage V BR (Volts) @ I T MIN MAX Test Current I T (ma) Maximum Peak Pulse Current I pp (A) Maximum Reverse Leakage I R @V R (µ A) Maximum Clamping Voltage V C @ I PP (V) 3KPA28A-HRA 3KPA28CA-HRA 28 3.28 34.4 5 66. 5 5. X 3KPA3A-HRA 3KPA3CA-HRA 3 33.5 36.86 5 548.9 5 55.2 X 3KPA33A-HRA 3KPA33CA-HRA 33 36.9 4.59 5 57.9 5 58.5 X 3KPA36A-HRA 3KPA36CA-HRA 36 4.2 44.22 5 49.3 5 6.8 X 3KPA39A-HRA 3KPA39CA-HRA 39 43.6 47.96 2 45.9 2 67.2 X 3KPA42A-HRA 3KPA42CA-HRA 42 46.9 5.59 42.8 72. X 3KPA43A-HRA 3KPA43CA-HRA 43 48. 52.8 45. 73. X 3KPA45A-HRA 3KPA45CA-HRA 45 5.3 55.33 5 39.5 25 77.4 X 3KPA48A-HRA 3KPA48CA-HRA 48 53.6 58.96 5 37.3 5 8.6 X 3KPA5A-HRA 3KPA5CA-HRA 5 57. 62.7 5 35.7 5 86.4 X 3KPA54A-HRA 3KPA54CA-HRA 54 6.3 66.33 5 33.5 2 9.4 X 3KPA58A-HRA 3KPA58CA-HRA 58 64.8 7.28 5 327.9 2 92.4 X 3KPA6A-HRA 3KPA6CA-HRA 6 67. 73.7 5 297. 5 2. X 3KPA64A-HRA 3KPA64CA-HRA 64 7.5 78.65 5 29.3 4. X 3KPA66A-HRA 3KPA66CA-HRA 66 73.7 8.7 5 283.2 2 7. X 3KPA7A-HRA 3KPA7CA-HRA 7 78.2 86.2 5 278. 2 9. X 3KPA7A-HRA 3KPA7CA-HRA 7 79.3 87.23 5 27.7 2.5 X 3KPA72A-HRA 3KPA72CA-HRA 72 8.4 88.44 5 265.8 2 4. X 3KPA75A-HRA 3KPA75CA-HRA 75 83.8 92.8 5 253.8 2 9.4 X 3KPA78A-HRA 3KPA78CA-HRA 78 87. 95.8 5 234.9 2 29. X 3KPA84A-HRA 3KPA84CA-HRA 84 93.8 3.8 5 27.7 2 39.2 X 3KPA9A-HRA 3KPA9CA-HRA 9.5.55 5 27. 2 46.4 X 3KPA96A-HRA 3KPA96CA-HRA 96 7.2 7.92 5 94.2 2 56. X 3KPA2A-HRA 3KPA2CA-HRA 2 3.9 25.29 5 83. 2 65.6 X 3KPA8A-HRA 3KPA8CA-HRA 8 2.6 32.66 5 72.9 2 75.2 X 3KPA2A-HRA 3KPA2CA-HRA 2 34. 47.4 5 55.9 2 94.4 X 3KPA32A-HRA 3KPA32CA-HRA 32 47.4 62.4 5 42.3 2 23. X 3KPA44A-HRA 3KPA44CA-HRA 44 6.8 76.88 5 35.8 2 223.2 X 3KPA5A-HRA 3KPA5CA-HRA 5 67.6 84.36 5 29.8 2 233.4 X 3KPA56A-HRA 3KPA56CA-HRA 56 74.3 9.73 5 23.7 2 245. X 3KPA6A-HRA 3KPA6CA-HRA 6 78.7 96.57 5 2. 2 252.6 X 3KPA68A-HRA 3KPA68CA-HRA 68 87.7 26.47 5.2 2 272.4 X 3KPA7A-HRA 3KPA7CA-HRA 7 89.9 28.89 5.2 2 275. X 3KPA8A-HRA 3KPA8CA-HRA 8 2. 22.2 5 4.3 2 29.4 X 3KPA98A-HRA 3KPA98CA-HRA 98 22.2 243.32 5 94.7 2 39.8 X 3KPA26A-HRA 3KPA26CA-HRA 26 24.3 265.43 5 86.9 2 348.6 X 3KPA24A-HRA 3KPA24CA-HRA 24 268. 294.9 5 78.3 2 387. X 3KPA258A-HRA 3KPA258CA-HRA 258 288.2 37.2 5 72.8 2 46.4 X 3KPA26A-HRA 3KPA26CA-HRA 26 29.4 39.44 5 72.8 2 46. X 3KPA27A-HRA 3KPA27CA-HRA 27 3.6 33.76 5 69.5 2 436.2 X 3KPA28A-HRA 3KPA28CA-HRA 28 32.8 344.8 5 65.3 2 464. X 3KPA288A-HRA 3KPA288CA-HRA 288 32.7 353.87 5 64.5 2 469.9 X 3KPA3A-HRA 3KPA3CA-HRA 3 334. 367.4 5 62. 2 484. Note:. For bidirectional type having V R of 6 volts and less, the I R limit is double. Agency Approval
Screen Process % Vision Inspection MIL-STD-75 method 274 % High Temperature Storage Life (68hrs,75 C) MIL-STD-75 method 3 % Temperature Cycle Test (-55 to5 C, 2 cycles, dwell time 5 min) MIL-STD-75 method 5 % Surge Test (2x) MIL-STD-75 method 466 % HTRB 5 C Bias=VR(8% breakdown voltage, 96hrs, and each direction at 96 hrs for Bi-directional products) Final Electrical Test( % 3 sigma limit, % dynamic test and PAT limit) MIL-STD-75 method 38 MIL-STD-75 method 46.42.4 Note: Up-screen program can be specified by customer s request via contacting Littelfuse service 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 V BR 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 - 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) 3kW at xµs, 25 C TJ initial = Tamb.... t d -Pulse Width (sec.) Time
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 25 5 75 2 T J - Initial Junction Temperature (ºC) I PPM - Peak Pulse Current, % I RSM 5 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. 2. 3. 4. t-time (ms) Figure 5 - Typical Junction Capacitance Figure 6 - Typical Transient Thermal Impedance Cj (pf) Uni-direc onal V=V Bi-direc onal V=V Uni-direc onal V=V R Bi-direc onal V=V R 5 5 2 25 3 35 4 V BR - Reverse Breakdown Voltage (V) Transient Thermal Impedance ( C/W)... T P -Pulse Duration (s) Figure 7 - Maximum Non-Repetitive Peak Forward Surge Current Uni-Directional Only Figure 8 - Peak Forward Voltage Drop vs Peak Forward Current (Typical Values) IFSM - Peak Forward Surve Current (A) 9 8 7 6 5 4 3 2 I F -Peak Forward Current(A) 4 stacked-die 5 stacked-die Number of Cycles at 6 Hz.. 2. 4. 6. 8.. 2. 4. V F -Peak Forward Voltage(V)
Physical Specifications Environmental Specifications Weight.7oz., 2.5g High Temp. Storage JESD22-A3 Case P6 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 JESD22-A RSH JESD22-B6 Dimensions A D Cathode Band (for Uni-directional products only) B P6 A C Dimensions Inches Millimeters Min Max Min Max A. - 25.4 - B.34.36 8.6 9. C.48.52.22.32 D.34.36 8.6 9. Part Numbering System 3KPA xxx XX -HR A Part Marking System WITHOUT GROUP B TEST HIGH RELIABILITY TYPE CODE: A Uni-Directional (5% V BR Voltage Tolerance) CA Bi-Directional (5% V BR Voltage Tolerance) V R VOLTAGE SERIES CODE Cathode Band (for Uni-directional products only) Littelfuse Logo F YYWW 3KPAXXX-HRA Trace Code Marking YY:Year Code WW: Week Code Product Type Packing Options Part Number Component Package Quantity Packaging Option Packaging Specification 3KPAxxxXX-HRA P6 8 Tape & Reel EIA STD RS-296
Tape and Reel Specification 2.56 (65.) Off Center either side.28(.7) 2.63+.79/-.39 (53.+2./-.).394+/-.2 (.+/-.5) 3. (33.2).47 (.2).236 (6.) Dimensions are in inches/mm 3. (76.2) 2.75 (69.85).68 (7.27) Recess Depth Max..75 (9.5) Direction of Feed