SP1050 Datasheet - Littelfuse

SP1050 Power-over-Ethernet PSE Protection

The SP1050-04BTG provides over-voltage protection for Power-over-Ethernet PSE equipment in a space saving SOIC-8 package. It incorporates four TVS Diodes each with their own decoupling capacitor to stabilize power supplies. The SP1050 Series is compatible with the older IEEE 803. af and IEEE 802.3at.

TVS Diode Array (SPA®Diodes) Lightning Surge Protection - SP1050 Series SP1050 Series for Power-over-Ethernet PSE Protection RoHS Pb GREEN Functional Block Diagram GND 2-3-6-7 PS1 1 PS2 4 PS3 5 PS4 8 Absolute Maximum Ratings Parameter Peak Pulse Current (8/20µs) Rating 24 Units A Peak Pulse Power (8/20µs) 2700 W IEC 61000-4-2, Contact Discharge, (Level 4) 30 kV IEC 61000-4-2, Air Discharge, (Level 4) 30 kV CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may.

SP1050 Features

* Peak pulse power: up to 2.7 kW (8/20 μs)

* Lightning, 24A (8/20 as defined in IEC 61000-4-5 2nd edition)

* ESD protection of ±30kV contact discharge, ±30kV air discharge, (IEC 61000-4-2)

* Stand-off voltage of 58 V

* Low clamping voltage of 96V (MAX) at

SP1050 Datasheet (700.77 KB)