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Electrical Characteristics (TA=25°C unless otherwise noted) Note: 1 . Using 8/20µS wave shape as defined in IEC 61000-4-5. Part Numbers Part Marking Standoff Voltage (VSO) Volts Max. Reverse Leakage (IR) @VSO µA Typical IR @ 85OC (µA) Reverse Breakdown Voltage (VBR) @ IT Test Current IT Max. Clamping Voltage VCL @ Ipp Peak Pulse Current (IPP) (Note 1) Max. Temp Coefficient OF VBR Max. Capacitance

0 Bias 10kHz

Min Volts Max Volts (mA) VCL Volts IPP Amps (%/OC) (nF) AK3 - 015C 3 - 015C 15 10 15 16 19 10 28 3,000 0.1 9.0 X AK3 - 030C 3 - 030C 30 10 15 32 37 10 90 3,000 0.1 11. 0 X AK3 - 058C 3 - 058C 58 10 15 64 70 10 110 3,000 0.1 6.0 X AK3 - 066C 3 - 066C 66 10 15 72 80 10 120 3,000 0.1 6.0 X AK3 - 076C 3 - 076C 76 10 15 85 95 10 140 3,000 0.1 6.0 X AK3 - 150C 3 - 150C 150 10 15 158 194 10 230 3,000 0.1 2.6 X AK3 - 170C 3 - 170C 170 10 15 179 220 10 260 3,000 0.1 2.4 X AK3 - 208C 3 - 208C 208 10 15 223 246 10 262 3,000 0.1 2.4 AK3 - 380C 3 - 380C 380 10 15 401 443 10 520 3,000 0.1 2.0 X AK3 - 430C 3 - 430C 430 10 15 440 490 10 625 3,000 0.1 2.0 X AGENCY AGENCY FILE NUMBER E128662 Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Parameter Symbol Value Unit Operating Storage Temperature Range TSTG -55 to 150 °C Operating Junction Temperature Range T J -55 to 125 ºC Current Rating1 IPP 3 kA Note: 1 . Rated IPP measured with 8/20μs pulse. AK3 Series Functional Diagram

  • Very low clamping voltage
  • Ultra compact: less than one-tenth the size of traditional discrete solutions
  • Sharp breakdown voltage
  • Low slope resistance
  • Bi-directional
  • Foldbak technology for superior clamping factor
  • Symmetric in leads width for easier soldering during assembly.
  • IEC-61000-4-2 ESD 15kV(Air), 8kV (Contact)
  • ESD protection of data lines in accordance with IEC 61000-4-2
  • EFT protection of data lines in accordance with IEC 61000-4-4
  • Halogen-free
  • RoHS compliant
  • Glass passivated junction
  • Pb-free E4 means 2nd level interconnect is Pb-free and the terminal finish material is Silver Bi-direcctional RoHS Pb e4 Datasheet Additional Infomarion Resources Samples

T ransient Voltage Suppression Diodes © 2015 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 11/20/15 Axial Leaded – 3kA > AK3 series Part Marking System Part Numbering System AK3 - XXXX Series Type Stand Off Voltage (Please Refer to Electrical Characteristics Chart) Part Marking Littelfuse Logo Trace Code Marking Y:Year Code WW: Working Week Code YWW 3-XXXX LF Apply to P/N listed below: AK3-015C AK3-030C AK3-058C AK3-066C AK3-076C Type 1- Side View Packing Options 3-xxxx Part Marking Littelfuse Logo Trace Code Marking YWWLF Y:Year Code WW: Working Week Code Apply to P/N listed below: AK3-150C AK3-170C AK3-208C AK3-380C AK3-430C Type 2 - Top View Part Number Component Package Quantity Packaging Option Dimensions L2 L1 A G D E F CB C Dimensions Inches Millimeters D 0.433 max. 11 .0 max. F 0.37 4 max. 9.50 max. G L1= L2 tolerance +/- 0.047 inch (+/- 1 .20 mm) L2 -208C = A - (G+L1) tolerance +/- 0.047 inch (+/- 1 .20 mm) L1= L2 tolerance +/- 0.047 inch (+/- 1 .20 mm)