Ethernet Quad Port Power over Ethernet (PoE++) PSE Unit Protection Bourns(R) PortNote(R) solutions provide protection recommendations for typical port threats. Solution Products CDNBS08-T58CC Objective Alternate Recommendations Power over Ethernet (PoE) interfaces combine differential signals and DC power. This solution provides the protection for the power section of a quad port PSE (up to PoE++ Type 3). Solution 1 TVS Diode Array: CDNBS08-T58CC 4 Quad Transformers: SM51625EL Compliance* SM51625EL IEC 61000-4-2 Level 4 (30 kV) IEC 61000-4-5 Level 2 (1KV) Contact Bourns for additional PoE++ and GbE solutions. Benefit + -VDC Other PortNote(R) and TelNoteTM Solutions: * Ethernet - ESD Protection PortNote(R) * Ethernet - Power Over Ethernet (PoE) Surge Protection PortNote(R) * Ethernet - 10/100 Base-T Power over Ethernet (PoE) PSE Unit Protection PortNote(R) * Ethernet - 10/100 Base-T Power over Ethernet (PoE) PD Unit Protection PortNote(R) * Ethernet - Exposed PoE Circuit Conditioning TelNoteTM PSE Controller RJ-45 This solution provides ESD and Surge protection, with low leakage, using a small area of the PCB. SM51625EL RJ-45 SM51625EL CDNBS08-T58CC RJ-45 The schematic shown here illustrates the application and does not constitute the complete circuit design. Customers should verify actual device performance in their specific applications. SM51625EL To order samples, click on the "Request Sample" button. *The Bourns(c) model CDNBS08-T58CC Diode Array helps ensure the circuit protection for Power over Ethernet (PoE) applications' compliance to IEC 61000-4-2 Level 4 (30 kV) and IEC 61000-4-5 Level 2 (1 kV). RJ-45 SM51625EL www.bourns.com Americas: Tel +1-951 781-5500 Email americus@bourns.com EMEA: Tel +36 88 520 390 Email eurocus@bourns.com COPYRIGHT(c) 2018 * BOURNS, INC. * 4/18 * e/K1820 * "PortNote" and "TelNote" are registered service marks of Bourns, Inc. "Bourns" is a registered trademark of Bourns, Inc. in the U.S. and other countries. Asia-Pacific: Tel +886-2 256 241 17 Email asiacus@bourns.com