1.5KE27A

The 1.5KE27A from Taiwan Semiconductor is a 1.5KE series unidirectional transient voltage suppressor in DO-201 package. It has excellent clamping capability and low dynamic impedance. The leads are pure tin plated and solderable per JESD22-B102. It also meets JESD 201 class 2 whisker test.

• UL recognized (file number E-326243), flammability rating meets UL94 V-0
• Peak power dissipation of 1500W at TA = 25°C, TP = 1ms and nominal voltage of 27V
• Peak forward surge current (Ifsm) of 200A (8.3ms single half sine wave super imposed on rated load)
• Steady state power dissipation of 5W at TL = 75°C
• Operating junction temperature range from -55°C to +175°C
• Stand-off voltage of 23.1V and maximum reverse leakage current of 1μA
• Breakdown voltage of 25.7V (minimum), 28.4V (maximum) and test current of 1mA
• 42A maximum peak surge current and 37.5V maximum clamping voltage
• Less than 1ps fast response time from 0V to VBR and 0.096%/°C maximum temperature variation
• Maximum instantaneous forward voltage of 3.5V at 50A

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