ELECTRONICS Transient Suppressors K3 Series
Transient Suppressors - K3 Series Features 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 IEC-61-4-2 ESD 15kV(ir), 8kV (Contact) ESD protection of data lines in accordance with IEC 61-4-2 (IEC81-2) EFT protection of data lines in accordance with IEC 61-4-4 (IEC81-4) Halogen-free RoHS compliant Glass passivated junction Cathode node Mechanical Characteristics Parameter Symbol Value Units Operating Storage Temperature Range Operating Junction Temperature Range P PPM 15 Watts P D 6.5 Watts Current Rating 1 IFSM 2 mps Note: 1. Rated IPP measured with 8/2μs pulse. Electriacl Characteristics Part Numbers Standoff (V SO ) Volts Max. Reverse Leakage (1 μ) @ VSO μ Typical I R @ 85 C (μ) Reverse Breakdown (V BR ) @ I T Test Current I T Max. Clamping V CL @ I pp Peak Pulse Current (I PP ) (Note 1) Max. Temp Coefficient OF V BR Max. Capacitance Bias 1kHz Min Volts Max Volts (m) V CL Volts I PP mps (%/ C) (nf) K3-15C 15 1 15 16 19 1 28 3,.1 9. K3-3C 3 1 15 32 37 1 9 3,.1 11. K3-58C 58 1 15 64 7 1 11 3,.1 6. K3-66C 66 1 15 72 8 1 12 3,.1 6. K3-76C 76 1 15 85 95 1 14 3,.1 6. K3-15C 15 1 15 158 194 1 23 3,.1 2.6 K3-17C 17 1 15 179 22 1 26 3,.1 2.4 K3-38C 38 1 15 41 443 1 52 3,.1 2. K3-43C 43 1 15 44 49 1 625 3,.1 2. Note: Using 8/2μS wave shape as defined in IEC 61-4-5. Page:1
Transient Suppressors - K3 Series Ratings and Characteristic Curves Figure 1 - Peak Power Derating Percent of Rated Value 1 8 6 4 2 Figure 2 - Surge Response Current (k) 25 5 75 1 125 T - M BIENT TEMPERTURE ( C) Figure 3 - Typical Peak Pulse Power Rating Curve (V) Figure 4 - Typical V BR Vs Junction Temperature P PPM -Peak Pulse Power (kw) 1 8/2μs 1 1/35μs K3-76C 1/1μs 1 1.1.1.1.1 IPP Peak Pulse Current PP %I 1 5 t r Peak Value t r x =8/2μs t r = rise time to peak value = decay time to half value Half Value t Time (μs) -Pulse Width (sec.) Figure 5 - Surge Response (8/2 Surge current waveform) Figure 6 - Pulse Waveform Current Time (μs) Notes: 1. Foldback characteristic reduce the clamping voltage to near the breakdown voltage 2. The power dissipation causes a change in avalanche voltage during the surge and the avalanche voltage eventually returns to the original value when the transient has passed IPP Peak Pulse Current PP %I 1 5 t r Peak Value t r x =8/2μs t r = rise time to peak value = decay time to half value Half Value t Time (μs) Page:2
Transient Suppressors - K3 Series Physical Specifications Flow/Wave Soldering Weight Contact manufacturer Peak Temperature : 265 C Case Epoxy encapsulated Dipping Time : 1 seconds Termina Silver plated leads, solderable per MIL-STD-75, Method 226 Soldering : 1 time Dimensions Dimensions Inches Millimeters.951 +/-.4 24.15 +/- 1. B.94 +/-.24 2.4 +/-.6 G L2 L1 B C D F E C C -15C/-3C -58C/-66C -76C -15C/-17C -38C/-43C.236 +/-.39 6. +/- 1..145 +/-.4 3.68 +/- 1. D.433 max. 11. max. E.5 +/-.2 1.27 +/-.5 F.374 max. 9.5 max. -15C.93 +/-.39 2.36 +/- 1. Part Numbering -3C/-66C.13 +/-.47 3.3 +/- 1.2-58C/-76C.168 +/-.47 4.27 +/- 1.2 G -15C.383 +/-.47 9.72 +/- 1.2 K3 - XXXX -17C.42 +/-.47 1.67 +/- 1.2-38C.547 +/-.47 13.9 +/- 1.2 Series Type Stand Off (Please R efer to Electrical Characteristics Char t) -43C.583 +/-.47 14.8 +/- 1.2-15C.429 +/-.47 1.9 +/- 1.2-3C/-66C.49 +/-.47 1.4 +/- 1.2 Packing Options Part Number Component Package Quantity Packaging Option K3-XXXX K Package 56 Bulk L1 L2-58C/-76C.391 +/-.47 9.94 +/- 1.2-15C.284 +/-.47 7.22 +/- 1.2-17C.266 +/-.47 6.74 +/- 1.2-38C.22 +/-.47 5.13 +/- 1.2-43C.184 +/-.47 4.68 +/- 1.2 = - (G+L1) tolerance +/-.47 inch (+/- 1.2 mm) Page:3
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