157D

CHOKE ;ROHS COMPLIANT: YES

46 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 OPEN BRACKET D.C. FILTER CHOKES Economical "open bracket" - channel mount. ? Tolerance of 15% on both inductance & ? resistance. Inductances measured at rated D.C. current. ? Minimum 5" long leads. ? Units will exhibit less inductance at slightly ? higher currents or more at lower currents. Perfect for high voltage power supply ? filtering. D.C. Filter (153-159 Series) Part No. Inductance Henrys D.C. Current (ma.) Resistance (Ohms) Max. Oper. Volts (D.C.) Wt. Lbs. Dim. Ref. 153E 7 25 770 300 .10 C1H 153H 2.2 50 305 300 .10 C1H 153L 0.9 75 125 300 .10 C1H 153M 0.6 100 86 300 .10 C1H 154E 20 20 1666 300 .25 C2H 154G 9 40 700 300 .25 C2H 154H 4 50 300 300 .25 C2H 154M 2 100 175 300 .25 C2H 155C 60 8 2750 400 .30 C4H 155G 7 40 340 400 .30 C4H 155H 5 50 270 40

D.C. Reactors or Filter Chokes Low to Medium Current www.hammondmfg.com 157D Mechanical A 3.25” / 82.6 mm B 1.75” / 44.5 mm C 2” / 50.8 mm D 2.81” / 71.4 mm G 0.19” / 4.8 mm Weight 1 lbs / 0.45 kg Electrical Inductance (+/- 15%) 1mH D.C. Current 10.0 A Resistance (+/- 15%) 0.038 ohms Maximum Operating Volt (D.C.) 400V Features ? Economical “open bracket” - channel mount. ? Tolerance of 15% on both inductance & resistance. ? Inductances measured at rated D.C. current. ? Minimum 5” long leads. ? Units will exhibit less inductance at slightly higher currents or more induc- tance at lower currents. ? Perfect for high voltage power supply filtering. ? Every unit is Hipot tested (100%) at 1,500 VAC ? Units are vacuum impregnated with polyurethane varnish for quiet and long life operation.

FEATURES Very fast charge/discharge – High power density – IEC 62391 compliant – Circuit board mountable APPLICATIONS Battery backup/ alternative – Pulse power – Energy harvesting – LED Displays – Mechanical actuators – Audio systems Operating Temperature Range -40°C to +60°C Storage Temperature -40°C to +70°C Capacitance Tolerance @ 20°C +30%/-10% (Q tolerance), +20%/-20% (M tolerance) +10%/-10% (K tolerance), +50%/-20% (S tolerance) WVDC 2.7 5.4 Surge voltage SVDC 2.8 5.7 Maximum Current See standard part listing 1 second discharge to ? WVDC Operating Current 5 second discharge to ? WVDC Leakage Current See standard part listing 72 hours,25°C 1000 hours with rated voltage applied at 60°C Capacitance change <30% of initially measured values ESR <400% of initially specified values Life time (25°C) Leakage current < specified maximum value 500 hours with no voltage applied at 60°C Capacitance change <30% of initially measured values Shelf Lif

FEATURES Very fast charge/discharge – High power density – IEC 62391 compliant – Circuit board mountable APPLICATIONS Battery backup/ alternative – Pulse power – Energy harvesting – LED Displays – Mechanical actuators – Audio systems Operating Temperature Range -40°C to +60°C Storage Temperature -40°C to +70°C Capacitance Tolerance @ 20°C +30%/-10% (Q tolerance), +20%/-20% (M tolerance) +10%/-10% (K tolerance), +50%/-20% (S tolerance) Surge Voltage WVDC 2.7 5.5 SVDC 2.8 5.7 Maximum Current See standard part listing 1 second discharge to ? WVDC Operating Current See standard part listing 5 second discharge to ? WVDC Leakage Current See standard part listing 72 hours,25°C Life Time 1000 hours with rated voltage applied at 60°C Capacitance change +30% of initially measured values ESR <200% of initially specified values Leakage current < specified maximum value Shelf Life 500 hours with no voltage applied at 60°C Capacitance change +30% of initia

DER Radial Leaded Super Capacitors Operating Temperature Range -25°C to +70°C Storage Tolerance -40°C to +70°C Capacitance Tolerance 1F to 500F, +50%/-20% @ 25°C 1200F to 3000F, 20%/-10% @25°C Surge Voltage WVDC 2.5 SVDC 2.7 Maximum Current See standard part listing 1 second discharge to 1/2 WVDC Operating Current See standard part listing 5 second discharge to 1/2 WVDC Leakage Current See standard part listing 72 hours, 25?C Load Life 1000 hours with rated voltage applied at 70?C Capacitance change <30% of initially measured values ESR <400% of initially specified values Life cycles ( 25°C) 1 cycle = Charge to WVDC for 20’s, constant voltage charging for 10’s, discharge to ? WVDC for 20’s, rest for 10’s 500,000 cycles Capacitance change <30% of initially measured values ESR <400% of initially specified values Features High capacitance – Very fast charge/discharge cycling – r oHs compliant Long life – Circuit board mountable – Compact size – Low esr – High power