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P4KE SERIES TRANSIENT VOLTAGE SUPPRESSOR VBR : 6.8 - 550 Volts PPK : 400 Watts FEATURES : * 400W surge capability at 1ms * Excellent clamping capability * Low zener impedance * Fast response time : typically less then 1.0 ps from 0 volt to VBR(min.) * Typical IR less then 1µA above 10V MECHANICAL DATA * Case : DO-41 Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Axial lead solderable per MIL-STD-202, method 208 guaranteed * Polarity : Color band denotes cathode end except Bipolar. * Mounting position : Any * Weight : 0.339 gram MAXIMUM RATINGS Rating at 25 °C ambient temperature unless otherwise specified. Rating Symbol Value Unit Peak Power Dissipation at Ta = 25 °C, Tp=1ms (Note1) PPK Minimum 400 W Steady State Power Dissipation at TL = 75 °C Lead Lengths 0.375", (9.5mm) (Note 2) Peak Forward Surge Current, 8.3ms Single Half Sine-Wave Superimposed on Rated Load (JEDEC Method) (Note 3) Operating and Storage Temperature Range TJ, TSTG - 65 to + 175 °C Notes : (1) Non-repetitive Current pulse, per Fig. 5 and derated above Ta = 25 °C per Fig. 1 (2) Mounted on Copper Leaf area of 1.57 in 2 (40mm2). (3) 8.3 ms single half sine-wave, duty cycle = 4 pulses per minutes maximum. Page 1 of 3 Rev. 02 : January 28, 2004 IFSM PD 1.0 W A 40 DO - 41 Dimensions in inches and (millimeters) 0.205 (5.20) 0.160 (4.10) 1.00 (25.4) MIN. 0.107 (2.74) 0.080 (2.03) 0.034 (0.86) 0.028 (0.71) 1.00 (25.4) MIN. |
