B78308X0001

Sample Kit SMT Isolated Transformers E13 EMHV Series – B78308A*A003 www.tdk-electronics.tdk.com Auxiliary Gate Drive Transformers – E13 Core (SMT) Turns ratio Lmin Cp N1/N2 RDC, N1 E*dtN1 (max, unipolar/bipolar) Ordering code Np : Ns µH pF mΩ µVs B78308* 1 : 0.22 : 0.78 4.1 75 A2461A003 1 : 0.33 : 0.67 4.1 75 A2462A003 1 : 1.07 >100 9 260 15 / 30 A2387A003 1 : 1.07 >90 2 260 15 / 30 A2484A003 Technical data • All values measured at +25 °C ambient temperature • Core/Top surface: creepage & clearance 3.25 mm • Frequency range: 100 ... 500 kHz (typ.) • SEC/core: creepage 3.7 mm, clearance 3.05 mm • Operating temperature range: -40 °C ... +150 °C • Insulation distances sufficient for basic insulation according to IEC 60664-1, 61558-2-16 for working voltage 1000 V DC, transient over voltage 2500 VPeak, P2, CTI IIIa, 5000 m altitude • High voltage test AC N1/N2: 3000 V AC (50 Hz, 1 s) • Partial discharge inception voltage N1/N2: >1500 V peak (type test) • Partial discharge extinction voltage N1/N2: >1200 V peak (type test) • PRI/SEC (cumulative): creepage 11.2 mm, clearance 8.14 mm • PRI/core: creepage 7.5 mm, clearance 5.1 mm • Insulation distances sufficient for reinforced insulation according to IEC 60664-1, 61558-2-16 for working voltage 300 V, P2, OVC II, CTI IIIa, 2000 m altitude • Tape and reel packing: 44 mm blister tape, 330 mm reel • Packing units: 190 pcs./reel © TDK Electronics AG · Edition 2022 · Ordering No. B78308X1 · SO 0822 1 : 1 : 0.57 : 2.14 >90 6 175 25 / 50 A2485A003 P302031 B78308A2461A003 P302098 B78308A2462A003 P301085 B78308A2387A003 P302525 B78308A2484A003 P303085 B78308A2485A003 Important information: It is incumbent on the customer to check and decide whether a product is suitable for use in a particular application. Our products are described in detail in our data sheets. Our Important notes and the product-specific Cautions and warnings must be observed. All relevant information is available through our sales offices.