TABLE 1: ELECTRICAL SPECIFICATIONS AT 25 OC FIGURE 1: SCHEMATIC DIAGRAM WHITE DOT DENOTES PIN#1 PARAMETER MIN. SPEC LIMITS TYP. PRIMARY INDUCTANCE VOLTAGE = 0.250Vrms FREQUENCY = 100 KHZ 250 270 MAX. UNITS 290 µHY 1,2 PRIMARY 14,15 3,4 SECONDARY 5,6 TURN RATIO'S: SEC (14,15 - 10,11) : PRI (3,4 - 1,2) BIAS (5,6 - 7,8) : PRI (3,4 - 1,2) PRI LEAKAGE INDUCTANCE 100 KHz, 250mV, TIE SEC'S HIPOT: PRI & BIAS TO SECONDARY PRI TO BIAS --------------- 1 : 2.57 1 : 7.2 --------------- + 4% + 4% -------- -------- 10 µHY 3000 600 --------------- --------------- Vrms Vrms BIAS 10,11 7,8 PRI, BIAS & SECONDARY PINS# 1-2, 3-4, 5-6, 7-8, 10-11, 14-15 MUST BE RESPECTIVLEY CONNECTED TOGETHER FOR PROPER OPERATION. NOTE1: A) ALL MATERIALS MEET "UL", "CSA" & "IEC" REQUIREMENTS B) ALL MATERIAL RATED 130C OR BETTER. C) DESIGNED TO MEET >6.5mm CREEPAGE REQUIREMENTS. D) VARNISH FINISHED ASSEMBLY. FIGURE 2: PHYSICAL DIMENSIONS mm (INCHES) 46.0 (1.810) MAX 44.0 (1.732) MAX WHITE DOT OVER PIN#1 P TSD-1854 M YYWW 35.56 (1.40) MAX 10.0 (.394) 1 5.0 (.197) ∅ 0.8 (.032) 8 35.0 (1.378) 35.0 (1.378) 1 3 4 5 6 7 8 35.0 (1.378) 16 15 14 13 12 11 10 9 REV. 05/07/03 06/03/03 07/18/03 08/05/03 UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE IN MM DIMENSIONAL TOLERANCES ARE: DECIMALS ANGLES .X + .25 +0 O 30' .XX + .15 DO NOT SCALE DRAWING DESCRIPTION OF CHANGES ORIGINAL RELEASE RE-DESIGN TO MEET 1.5" HT CORRECT WINDING INSTRUCTION UPDATED RELEASE FLYBACK TRANSFORMER CONTROL DRAWING PREMIER P/N: TSD-1854 REVISION: 08/05/03 DRAWN BY: PETER PHAM REF: TOP 250 SCALE: NONE SHEET: 1 OF 3 BY PP PP PP LL