TABLE 1: ELECTRICAL SPECIFICATIONS AT 25 OC FIGURE 1: SCHEMATIC DIAGRAM SWITCHING TRANSFORMER DESIGNED FOR USE WITH POWER INTEGRATIONS TNY-256 D O T O N BOBBIN DENOTES PIN #1 10 SPEC LIMITS MIN. TYP. MAX. PARAMETER PRIMARY INDUCTANCE (3-1) FREQ. = 100 KHZ @ 0.250Vrms 1500 1600 1700 UNITS SHIELD 1-M IL C U µHY SECONDARY #3 12V@60mA 9 8 1 TURN RATIO'S: SEC #1 (6-5) : PRIMARY (3-1) SEC #2 (8-7) : PRIMARY (3-1) SEC #3 (10-9) : PRIMARY (3-1) -------1:13.33 -------- 1:5.71 -------- 1:5.71 ---------------------- PRIM A R Y + 4% + 4% + 4% SECONDARY #2 12V@60mA 3 7 6 PRI LEAKAGE IND. (10-5 SHORTED) FREQ. = 100 KHZ @ 0.250Vrms -------- -------- 70 SECONDARY #1 5V@600mA µHY 5 HIPOT: PRIMARY TO SECONDARIES 3000 -------- -------- Vrms NOTE1: REINFORCED INSULATION SYSTEM, UL1950, IEC950, CSA-950: A) ALL MATERIALS MEET "UL", "CSA" & "IEC" REQUIREMENTS B) TRIPLE BASIC INSULATED SECONDARY. C) DESIGNED TO MEET >6.2mm CREEPAGE REQUIREMENTS. D) VARNISH FINISHED ASSEMBLY. E) UL CLASS (B) 130 INSULATION SYSTEM PM130-R1, PM130-H1, PM130-H1A (UL FILE #E177139) OR ANY UL AUTHORIZED CLASS (B) INSULATION SYSTEM. FIGURE 2: PHYSICAL DIMENSIONS mm (INCHES) 10 9 8 7 6 5 P PNY-12206 M YYWW PIN #1 WHITE DOT 1 2 3 4 18.2 (.716) MAX 16.5 (.650) MAX UL INSULATION SYMBOL AND MANUFACTURER IDENTIFICATION HERE 3.5 (.138) 1 10.5 (.413) 2 3 4 18 (.709) MAX 6.0 (.236) TYP 4.5 (.177) TYP 0.6 DIA. (.024) 10 REV. 12/13/00 01/19/01 02/12/01 04/19/01 09/10/01 11/14/01 1210/01 P M 8 2.7 (.106) 7 6 5 13.5 (.531) 12.5 (.492) UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE IN MM DIMENSIONAL TOLERANCES ARE: DECIMALS ANGLES .X + .25 +0 O 30' .XX + .15 DO NOT SCALE DRAWING 9 DESCRIPTION OF CHANGES ORIGINAL RELEASE UPDATED PRI. LEAKAGE IND. VALUE CHANGE THE PIN #4 TO #3, ADD TURN TO SEC #2 & #3 UPDATE SPEC PER CUSTOMER REQUEST CORRECTED PIN #1 ON PAGE 3 STEP 03 WAS PIN #4 ADDED UL APPROVAL AND CLASS B 130 INSULATION SYSTEM UPDATED NEW DIMENSIONS ON DRAWING FLYBACK TRANSFORMER CONTROL DRAWING PREMIER P/N: PNY-12206 REVISION: 12/10/01 DRAWN BY: PETER PHAM REF: TNY-256 SCALE: NONE SHEET: 1 OF3 BY PP LL PP LL LL MD MP