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P4SMA16A Datasheet Transient Voltage Suppression Diodes

Manufacturer: Littelfuse

Overview: P4SMA Series Surface Mount – 400W TVS Diodes Datasheet RoHS Pb e3 Uni-directional Bi-directional Additional Information Resources Accessories Samples Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Parameter Symbol Value Unit Peak Pulse Power Dissipation at TA=25°C by 10/1000us Waveform(Fig.2)(Note 1), PPPM 400 W (Note 2)Single Die Parts Peak Pulse Power Dissipation at TA=25°C by 10/1000us Waveform(Fig.2)(Note 1), PPPM 600 W (Note 2) Stacked Die Parts(Note 5) Power Dissipation on Infinite Heat Sink at TL=50OC PD 3.3 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3) IFSM 60 A Maximum Instantaneous Forward Voltage at 25A for Unidirectional Only (Note 4) VF 3.5/5.0 V Operating Temperature Range Storage Temperature Range Typical Thermal Resistance Junction to Lead TJ -65 to 150 °C TSTG -65 to 175 °C RθJL 30 °C/W Typical Thermal Resistance Junction to Ambient RθJA 120 °C/W Notes: 1. Non-repetitive current pulse, per Fig.4 and derated above TJ (initial) =25ºC per Fig. 3. 2. Mounted on 5.0x5.0mm copper pad to each terminal. 3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only. 4. VF < 3.5V for single die parts and VF< 5.0V for stacked-die parts. 5. For stacked die component details, please refer to part numbers labeled by * in Electrical Characteristics.

Download the P4SMA16A datasheet PDF. This datasheet also includes the P4SMA6.8A variant, as both parts are published together in a single manufacturer document.

General Description

The P4SMA series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

Key Features

  • 400W peak pulse power.
  • 260oC/40sec change to capability at 10/1000µs 260oC/30sec waveform, repetition rate (duty cycles):0.01%.
  • VBR @ TJ= VBR@25°C x (1+αT x (TJ - 25))(αT:Temperature.
  • Excellent clamping capability Coefficient, typical value is.
  • Typical IR less than 1μA when 0.1%) VBR min>12V.
  • Surface mount footprint for compact PCB layout.
  • Low profile package.
  • UL Recognized epoxy meeting flammability classification V-0 change to Plastic packag.