TVS Diodes Axial > 1500W > 1N6373 - 1N6381 Series (ICTE-5 - ICTE-36) 1N6373 - 1N6381 Series (ICTE-5 - ICTE-36) Pb Description These devices are designed to protect voltage sensitive components from high voltage, high-energy transients. They have excellent clamping capability, high surge capability, low zener impedance and fast response time. These devices are the Littelfuse exclusive, cost effective, highly reliable axial leaded package and are ideally suited for use in communication systems, numerical controls, process controls, medical equipment, business machines, power supplies and many other industrial/consumer applications, to protect CMOS, MOS and Bipolar integrated circuits Features * Working Peak Reverse Voltage Range - 5.0 V to 45 V Maximum Ratings and Thermal Characteristics * Peak Power - 1500 Watts @ 1 ms * ESD Rating of Class 3 (>16 KV) per Human Body Model Rating Symbol Value Unit Peak Power Dissipation (Note 1) @ TL " 25C PPK 1500 W Steady State Power Dissipation @ TL "75C, Lead Length = 3/8 5.0 W PPK 20 mW/C C/W Derated above TL = 75C Thermal Resistance, Junction-to-Lead R8JL 20 Forward Surge Current (Note 2) @TA = 25C IFSM 200 Operating and Storage Temperature Range TJ, Tstg -65 to +175 * Low Leakage < 5 A Above 10 V * Response Time is Typically < 1 ns Bi-directional * Pb-Free Packages are Available* Functional Diagram Cathode Anode A C/W Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability. Additional Information Uni-directional Datasheet Resources Samples 1. Nonrepetitive current pulse per Figure 5 and derated above TA = 25C per Figure 2. 2. 1/2 sine wave (or equivalent square wave), PW = 8.3 ms, duty cycle = 4 pulses per minute maximum. (c) 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 09/14/17 TVS Diodes Axial > 1500W > 1N6373 - 1N6381 Series (ICTE-5 - ICTE-36) I-V Curve Characteristics (TA = 25C unless otherwise noted, VF = 3.5 V Max. @ IF (Note 3) = 100 A) Symbol I I V I I I Parameter IPP Maximum Reverse Peak Pulse Current VC Clamping Voltage @ IPP VRWM Working Peak Reverse Voltage IR Maximum Reverse Leakage Current @ VRWM VBR Breakdown Voltage @ IT IT Test Current IF Forward Current VF Forward Voltage @ IF Ratings and Characteristic Curves Figure 2. Pulse Derating Curve PPK, PEAK POWER (kW) 100 NONREPETITIVE PULSE WAVEFORM SHOWN IN FIGURE 5 10 1 s s 1 ms PEAK PULSE DERATING IN % OF PEAK POWER OR CURRENT @ TA= 25 C Figure 1. Pulse Rating Curve 100 80 60 40 20 0 02 10 ms 55 07 t , PULSE WIDTH 10,000 Figure 4. Steady State Power Derating MEASURED @ ZERO BIAS C, CAPACITANCE (pF) 1000 MEASURED @ VRWM 100 10 11 01 00 VBR, BREAKDOWN VOLTAGE (VOLTS) 1000 PD , STEADY STATE POWER DISSIPATION (WATTS) Figure 3. Capacitance versus Breakdown Voltage 51 00 1251 50 175 200 TA, AMBIENT TEMPERATURE C) ( 3/8 3/8 5 " 4 3 2 1 0 0 25 50 75 1001 25 1501 75 TL, LEAD TEMPERATURE (C) 200 (c) 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 09/14/17 " TVS Diodes Axial > 1500W > 1N6373 - 1N6381 Series (ICTE-5 - ICTE-36) Figure 5. Pulse Waveform VALUE (%) s PEAK VALUE - IPP 100 1000 500 PULSE WIDTH (tP) IS DEFINED AS THAT POINT WHERE THE PEAK CURRENT DECAYS TO 50% OF I PP. HALF VALUE 50 IT , TEST CURRENT (AMPS) tr Figure 6. Dynamic Impedance IPP 2 tP 0 TL tP C s VBR(MIN) 200 100 50 20 10 5 2 01 23 1 4 t, TIME (ms) 0.30 .5 0.71 23 57 10 20 30 VBR, INSTANTANEOUS INCREASE IN V BR ABOVE VBR(NOM)(VOLTS) Figure 7. Typical Derating Factor for Duty Cycle 1 0.7 0.5 DERATING FACTOR 0.3 0.2 PULSE WIDTH 10 ms 0.1 0.07 0.05 1 ms 0.03 100 s 0.02 0.01 0.10 10 s .2 0.52 1 51 05 D, DUTY CYCLE (%) 20 00 10 (c) 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 09/14/17 TVS Diodes Axial > 1500W > 1N6373 - 1N6381 Series (ICTE-5 - ICTE-36) Electrical Characteristics JEDEC Device (ON Device) Device Marking (TA = 25 C unless otherwise noted, VF = 3.5 V Max. @ IF (Note 3) = 53 A) VRWM Breakdown Voltage I @V R VC @IPP (Volts) VC (Volts) (Note 6) (Note 6) RWM (Note 4) VBR (V) (Note 5) @IT VC IPP (Volts) (A) Min Nom Max (mA) (Volts) (A) CVBR @ IPP = 1A @ IPP = 10 A (mV/C) 1N6373, G 1N6373 5.0 300 6.0 - - 1.0 9.4 160 7.1 7.5 4.0 1N6374, G 1N6374 8.0 25 9.4 - - 10 15 100 11.3 11.5 8.0 1N6375, G 1N6375 10 2.0 11.7 - - 1.0 16.7 90 13.7 14.1 12 1N6376, G 1N6376 12 2.0 14.1 - - 1.0 21.2 70 16.1 16.5 14 1N6377, G 1N6377 15 2.0 17.6 - - 1.0 25 60 20.1 20.6 18 1N6380, G 1N6380 36 2.0 42.4 - - 1.0 65.2 23 50.6 54.3 50 1N6381, G 1N6381 45 2.0 52.9 - - 1.0 78.9 19 63.3 70 60 ICTE-5RLG ICTE-5 5.0 300 6.0 - - 1.0 9.4 160 7.1 7.5 4.0 ICTE-10RLG ICTE-10 10 2.0 11.7 - - 1.0 16.7 90 13.7 14.1 8.0 ICTE-12RLG ICTE-12 12 2.0 14.1 - - 1.0 21.2 70 16.1 16.5 12 ICTE-15RLG ICTE-15 15 2.0 17.6 - - 1.0 25 60 20.1 20.6 14 ICTE-18, G ICTE-18 18 2.0 21.2 - - 1.0 30 50 24.2 25.2 18 ICTE-36RLG ICTE-36 36 2.0 42.4 - - 1.0 65.2 23 50.6 54.3 26 3. Square waveform, PW = 8.3 ms, non-repetitive duty cycle. 4. A transient suppressor is normally selected according to the maximum working peak reverse voltage (VRWM), which should be equal to or greater than the DC or continuous peak operating voltage level. 5. VBR measured at pulse test current IT at an ambient temperature of 25C and minimum voltage in VBR is to be controlled. 6. Surge current waveform per Figure 5 and derate per Figures 1 and 2. The "G'' suffix indicates Pb-Free package or Pb-Free packages are available. (c) 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 09/14/17 TVS Diodes Axial > 1500W > 1N6373 - 1N6381 Series (ICTE-5 - ICTE-36) Dimensions ORDERING INFORMATION Device B D K P P Shipping 1N63xx, G Axial Lead (Pb-Free) 500 Units/Box 1N63xxRL4, G Axial Lead (Pb-Free) 1500/Tape & Reell ICTE-xx, G Axial Lead (Pb-Free) 500 Units/Box ICTE-xxRL4, G Axial Lead (Pb-Free) 1500/Tape & Reel A K Dim Package Flow/Wave Soldering (Solder Dipping) Inches Millimeters Min Max Min Max A 0.335 0.374 8.50 9.50 B 0.189 0.209 4.80 5.30 D 0.038 0.042 0.96 1.06 K 1.000 --- 25.40 --- P --- 0.050 --- 1.27 NOTES: Peak Temperature : 260OC Dipping Time : 1/16" from the case for 10 seconds Physical Specifications Case Void-free, transfer-molded, thermosetting plastic Leads Modified L-Bend providing more contact area to bond pads Finish All external surfaces are corrosion resistant and leads are readily solderable Mounting Position Any 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. 3. LEAD FINISH AND DIAMETER UNCONTROLLED IN DIMENSION P. 4. 041A-01 THRU 041A-03 OBSOLETE, NEW STANDARD 041A-04. Part Marking System A 1N 63xx YYWW A ICTE -xx YYWW A= Assembly Location 1N63xx= JEDEC Device Code ICTE-xx = ON Device Code YY = Year WW = Work Week = Pb-Free Package (Note: Microdot may be in either location) 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. (c) 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 09/14/17