148M

73 EUROPE Basingstoke, UK 01256 812812 AUSTRALIA Queenstown, Australia 61-8-8240-2244 CANADA Guelph, Ontario (519) 822-2960 St. Laurent, Quebec (514) 343-9010 USA Cheektowaga, NY (716) 630-7030 ? www.hammondmfg.com P.C. Board Mount (148-149 Series) P.C. BOARD MOUNT AUDIO TRANSFORMERS Pin type (0.25" length & 0.025" square), P.C. board mount. ? Economical, open type, horizontal bracket construction. 149 Series includes clinching lugs for extra mounting ? strength. Frequency response 200 Hz. - 15 Khz. (+/- 1 db, ref. @ 1 Khz.). ? Total distortion approximately 2% for drivers and 1% for outputs at 200 Hz., decreasing at higher frequencies. ? Insertion loss less than 1/2 db. ? Bifilar wound for balanced capacitive and resistance characteristics, on pin bobbins for standard 0.2" grid pin spacing. ? Insulation test 250V RMS. ? For rugged epoxy cast type units refer to our 102, 104, 106, or 107, 108 & 109 series. ? Net weight: 0.6 oz. (148 Series) & 1.0 oz. (149 Series). ? NOTES:

FEATURES Male/female lead styles - High voltage/current – Low ESR APPLICATIONS Induction heaters – DC link – AC/DC motor controls – Power inverters Operating Temperature Range -40°C to +85°C Storage Temperature Range -40°C to +85°C Capacitance Tolerance +10% at 1 kHz, 25°C Surge Voltage WVDC 450 700 900 1100 1500 2000 SVDC 1.5*WVDC Dissipation Factor Max at 100 Hz, 25°C .25% Insulation Resistance @20°C (<70% RH)for 1 minute at 100VDC applied 10000 Megohmxmicrofarads(seconds) Dielectric Strength Terminal to Terminal Terminal to Case 150% of VDC applied for 60 Seconds and 25°C 3 KVAC (50/60 Hz) applied for 60 seconds at 25°C Life expectancy Up to 100000 hours @70°C Capacitance Change <15% of initially measured value Long term Stability <1% after 2 years at standard environmental conditions Reliability 300 FIT Construction Metallized polypropylene film and internal series connections Casing Metal can with epoxy fill (UL94V-0) MAXIMUM ALTIT