Chassis & P.C. Board Mount (612, 630-632 Series) PULSE TRANSFORMERS • Economical, open style, chassis mount. • Mounting hole (G) - .187" • Units are intended for pulse applications including thyristor/triac firing circuits. • Flexible leads - 4" minimum. Brn Org Blk Blu Brn Yel Org 612G Part No. Secondary Yel Primary Blk Secondary Primary Red 612H Primary Circuit Primary ET Ratio Max. Constant V D.C. Volts (uS) Inductance Res. mH (min.) (Ohms) Max. Primary or Secondary Peak Current D.C. Winding Resistance Sec. 1 (Ohms) Sec. 2 (Ohms) @ 10% Duty @ 1% Duty Dimensions (Inches) Insulation Wt. RMS (Volts) Oz. A B C D 612G 1:01 600 4500 6.6 0.87 0.87 - 0.9 A 2.8 A 4000 8 2.06 1.25 1.19 1.75 612H 1:01 600 2300 1.5 0.45 0.42 0.49 0.9 A 2.8 A 4000 8 2.06 1.25 1.19 1.75 2.38� 4� 1� 3� 20� All Dimensions in mm� 6.5� 13� Pins 0.64 sq.� PULSE TRANSFORMERS Pulse • These transformers are fully encapsulated in a high grade black molded case with a UL94V-O rating. • They are intended mainly for thyristor / triac triggering applications. • All units are voltage proof tested between windings at 2,500V RMS for 1 minute, for a working voltage rating maximum of 440V RMS. Part No. Turns Ratio 630B 631B 632B 630C 631C 632C 630D 631D 632D 1:01 1:01 2:01 1:01 1:01 2:01:01 1:01:00 1:01:01 2:01:01 Primary Inductance mH (min.) 1 1 1 4 4 4 16.3 16.3 16.3 Leakage Capacity ET Inductance pf. Constant uH (max) (max) V uS 120 2 50 120 3 40 120 3.5 30 240 5 55 240 11 35 240 11 35 482 18 65 482 40 40 482 40 40 D.C. Winding Resistance Pri. (Ohms) Sec. 1 (Ohms) Sec. 2 (Ohms) Sec. 3 (Ohms) 0.25 0.25 0.24 0.86 0.90 0.84 3.50 3.60 3.50 0.23 0.22 0.12 0.83 0.76 0.38 3.40 3.10 1.60 0.28 0.15 1.10 0.50 4.20 2.00 - CANADA © EUROPE Guelph, Ontario (519) 822-2960 St. Laurent, Quebec (514) 343-9010 www.hammondmfg.com Cheektowaga, NY (716) 630-7030 106 USA 5.08� 5.08� 5.08� 20� 15.24� 5� 5 6 6� 12.5� 2 Sec. 1 4 2� Sec. 2 Primary 1 25� 2.38� 3 Basingstoke, UK 01256 812812 AUSTRALIA Queenstown, Australia 61-8-8240-2244