3A or 5A Charging Transformer (1) Appearance & Dimension (0.7) 6 10 Metal Cap TDK (Top) 17.2 max Part # X ym 22.5 max (Side) 8.5 max 1 5 2.50.2 (18.2 ref.) Date Code Factory code 22.5 max 16.5 max (Front) (3) Schematic 6 (2) Suggested Pad layout NP1 19.8 10 5 NS Connect on PCB 7 1 1.5 2.5 NP2 4 1 : 10 3 NOTES: 1. Terminals coplanarity 0.15 max 2. Epoxy adhesive curing 120c 1 hour 3. All dimensions in mm 4. Lead free - RoHS Compliant Customer Linear Technology Model DCT15EFD-U44S003 TDK CORPORATION (4) Electrical Specification @25Deg. C 1. Inductance: 6,7 - 5,4 10uH10% 2. Leakage Inductance: Pri - (short Sec.) 1.0uH max 3. DC Resistance: 6-5 120mOhms Max 7-4 140mOhms Max 1-10 4.0Ohms Max 4. Turns Ratio: Sec. - Pri. 0.105% 5. Withstanding Voltage: Pri. - Sec. 1KVAC 2Sec. Designed T. Thurman Checked Approved Dwg. No. 10/12/05 X