TABLE 1: ELECTRICAL SPECIFICATIONS AT 25 OC FIGURE 1: SCHEMATIC DIAGRAM SWITCHING TRANSFORMER DESIGNED FOR USE WITH POWER INTEGRATIONS TNY-267 PARAMETER SPEC LIMITS TYP. MAX. MIN. PRIMARY INDUCTANCE (3-1) FREQ. = 100 KHZ @ 0.250Vrms TURN RATIO'S: SEC #1 (6-5) : PRIMARY (3-1) SEC #2 (10-9) : PRIMARY (3-1) PRI LEAKAGE IND. (10-5 SHORTED) FREQ. = 100 KHZ @ 0.250Vrms HIPOT: PRIMARY TO SECONDARIES 1000 1050 1100 DOT ON BOBBIN DENOTES PIN #1 10 UNITS SECONDARY #2 12V@380mA µHY 1 9 -------- 1 : 9.0 -------- 1 : 9.0 --------------- + 4% + 4% -------- TBD µHY -------- PRIMARY 3 6 SECONDARY #1 12V@380mA 3000 -------- -------- Vrms 9 8 7 6 5 A) ALL MATERIALS MEET "UL", "CSA" & "IEC" REQUIREMENTS B) TRIPLE BASIC INSULATED SECONDARY. C) VARNISH FINISHED ASSEMBLY. FIGURE 2: PHYSICAL DIMENSIONS mm (INCHES) 10 NOTE1: 5 P PNY-12238 M YYWW PIN #1 WHITE DOT 1 2 16.5 (.650) MAX 3 4 18.2 (.716) MAX 18 (.709) MAX 6.0 (.236) TYP 4.5 (.177) TYP 0.6 DIA. (.024) 12.5 (.492) 3.5 (.138) 1 2 10.5 (.413) 3 4 REV. 09/04/03 10 9 8 7 2.7 (.106) 6 DESCRIPTION OF CHANGES ORIGINAL RELEASE 5 13.5 (.531) P M UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE IN MM DIMENSIONAL TOLERANCES ARE: DECIMALS ANGLES .X + .25 +0 O 30' .XX + .15 DO NOT SCALE DRAWING TRANSFORMER CONTROL DRAWING PREMIER P/N: PNY-12238 REVISION: 09/04/03 DRAWN BY: PETER PHAM REF: TNY-267 SCALE: NONE SHEET: 1 OF3 BY PP