T-974

Pulse Transformers for Maxim "MAX253" Thru-hole & Surface Mount Electrical Specifications 1,2 at 25OC Turns T6-Pkg. Wide-SMD Ratio Part Part (+5%) Number Number OCL min. ( mH ) RS-485 Data Interface Applications RS-232 Data Interface Applications 1800 VRMS Minimum Isolation Custom Designs and Variations on electrical data available PRI-SEC CW/W max. ( pF ) Leakage LL max. ( µH ) Pri. DCR max. (Ω ) Sec. DCR max. (Ω ) Schematic "C" Schematic "E" ET * min. (V-µS) Schem. Style T-941 T-942 T-943 T-944 T-945 T-971 T-972 T-973 T-974 T-975 1CT:1 1CT:1.3CT 1CT:2.1CT 1CT:5CT 1CT:1CT 1.2 1.2 0.8 1.2 1.2 45 45 35 45 45 0.6 0.6 0.4 0.6 0.6 0.7 0.7 0.6 0.7 0.7 0.7 0.9 1.4 3.5 0.7 20 20 12 20 20 E C C C C 1. Primary Pins for all parts listed are pins 1-5. 2. Temp range is -40OC to +85OC * Due to High ET Product, these parts are recommended for all applications where FS is High, Open, or Low. Wide-SMD Package T-971 thru T-975 .410 (10.41) M AX. .260 (6.60) .410 (10.41) MAX. "T6" Package T-941 thru T-945 .350 (8.89) MAX. Physical Dimensions inches (mm) MAX. .500 (12.70) .250 (6.35) MAX. .080 (2.03) .340 (8.64) .400 (10.16) MAX. .300 (7.62) MAX. .120 (3.05) MIN. .100 (2.54) TYP. .020 DIA. (0.51) TYP. SMD available on Tape & Reel .020 (0.51) TYP. .100 (2.54) TYP. .010 (0.25) TYP. .040 (1.02) TYP. .510 (12.95) .480 (12.19) Electrical Specifications 1,2 at 25OC Turns DIP SMD Ratio Part Part (+5%) Number Number OCL min. ( mH ) PRI-SEC CW/W max. ( pF ) Leakage LL max. ( µH ) Pri. DCR max. (Ω ) Sec. DCR max. (Ω ) ET ** min. (V-µS) Schem. Style T-1106 T-1107 T-1108 T-1110 T-1106G T-1107G T-1108G T-1110G 1CT:1 1CT:1.3CT 1CT:2.1CT 1CT:1CT 1.2 1.2 0.8 1.2 60 60 50 60 0.8 0.8 0.6 0.8 0.8 0.8 0.7 0.8 0.8 1.0 1.6 0.8 12 12 8 12 E C C C 1. Primary Pins for all parts listed are pins 1-5. 2. Temp range is -40OC to +85OC ** Due to lower ET Product, these parts are only recommended for applications where FS is High or Open. SMD available on Tape & Reel 6-Pin SMD Package T-1106G thru T-1110G .315 (8.00) MAX. 6-Pin DIP Package T-941 thru T-945 .315 (8.00) MAX. .285 (7.24) MAX. .270 (6.86) .205 (5.21) MAX. .008 R (0.20) .010 (0.25) .300 (7.62) .365 (9.27) MAX. TYP. .200 (5.08) MAX. .012 .120 (0.30) (3.05) TYP. M IN. .010 (0.25) .038 (0.96) TYP. .050 (1.27) TYP. .100 (2.54) TYP. .020 (0.38) TYP. .286 (7.27) .425 (10.80) .405 (10.29) TYP. .020 (0.51) TYP. .100 (2.54) TYP. Specifications subject to change without notice. For other values & Custom Designs, contact factory. MAXIM - 4/99 Rhombus Industries Inc. 35 15801 Chemical Lane, Huntington Beach, CA 92649-1595 Tel: (714) 898-0960 • Fax: (714) 896-0971