TABLE 1: ELECTRICAL SPECIFICATIONS AT 25 OC TURNS RATIO'S: PRI : SEC#1 : SEC#2 -------- 1:2:2 -------- + 3% PRIMARY INDUCTANCE: (9 to 7) VOLTAGE = 0.200Vrms @ 10KHz 1600 2350 3000 µHy PRIMARY LEAKAGE IND: VOLTAGE = 0.200Vrms @ 10KHz -------- 0.90 2.00 µHy ----------------------------- 38 ---------------------- 80 50 .13 .26 KHz % Tesla Tesla --------------- 90 190 100 200 1500 -------- -------- UNIIPOLAR DESIGN POINT: 15V Pri OPERATING FREQUENCY MAXIMUM DUTY CYCLE: UNIPOLAR MAXIMUM FLUX DENSITY: BIPOLAR MAXIMUM FLUX DENSITY: UNIPOLAR ET PRODUCT WITH <10% DROOP: (1) (PRIMARY VOLTS x PULSE WIDTH) BIPOLAR PULSE @ Bmax_Bipolar UNIPOLAR PULSE @ Bmax = Unipolar HI-POT: BETWEEN ANY TWO WINDINGS WHITE DOT DENOTES PIN #1 UNITS 1 SEC #1 MIN. 9 2 4 7 SEC #2 PARAMETER PRIMARY SPEC LIMITS TYP. MAX. FIGURE 1: SCHEMATIC DIAGRAM 5 V-µsec V-µsec PRIMARY IS INTERLEAVED BETWEEN SECONDARIES Vrms (1) Higher ET's are possible at lower operating frequencies and/or if increased pulse droop can be tolerated. High frequency designs are generally core loss limited. FIGURE 2: PHYSICAL DIMENSIONS IN INCHES, (mm) FIGURE 3: TYPICAL UNIPOLAR DRIVE CIRCUIT +382VDC HOT RAIL >> Q2 R17 G S C25 R30 PIN #1 WHITE DOT CORE TAPED PMGD-07 XXXX .024 (.61) 3 2 1 6 7 8 9 10 3 "INNOVATORS IN MAGNETICS TECHNOLOGY" R17 R15 .394 (10.00) C20 11 R14 SEC #2 1 D G S C25 4 D10 D6 R30 D7 5 REV. 10/08/95 08/04/96 EP13, 10-PIN P Premier M Magnetics Inc. Q2 PWM DRIVER VO2 4 SEC #1 2 7 .100 (2.54) 5 D7 9 .520 (13.21) MAX .209 (5.30) TYP .024 (.61) .550 (13.97) MAX 1 PRIMARY P M D5 T1 PMGD-07 1:2:2 PRI .525 (13.34) MAX D UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE IN INCHES DIMENSIONAL TOLERANCES ARE: DECIMALS ANGLES .XX + .02 + 0 O 30' .XXX + .010 DO NOT SCALE DRAWING DESCRIPTION OF CHANGES INITIAL RELEASE UPDATED CONSTRUCTION TO REDUCE LEAKAGE INDUCTANCE GATE DRIVE TRANSFOMER CONTROL DRAWING PREMIER P/N: PMGD-07 REVISION: 08/04/96 DRAWN BY: TOM O'NEIL REF: SCALE: NONE SHEET: 1 OF 2