HM31-20050

MODEL HM31 SERIES Encapsulated Current Sense Transformers FEATURES AND BENEFITS • • • • • Complies with VDE safety agency requirements Excellent temperature characteristics Encapsulating technique used to ensure long term reliability Excellent linearity (current vs. output voltage) Custom designs available APPLICATIONS • • • • • • Switching power supply Designed to detect AC current and to supply the output for control circuitry Appliances Medical equipment Office equipment Frequency ranges 20kHz and above 6 ELECTRICAL / ENVIRONMENTAL Insulation Resistance, Minimum Operating Temperature Range Dielectric Withstanding Voltage Specifications subject to change without notice. 100 Megohms -25°C to +105°C 4.2 kV Pri to Sec 6-75 Model HM31 Series FIGURE 1 (Inch/mm) FIGURE 2 (Inch/mm) .80 Max. 20 .60 Max. 15 .67 17 Max. .180 Min. 4.57 Dia. .375 9.53 Max. .80 Max. 20 .14 1.6 .030±.002 Dia. 0.76±0.05 Solderable Pin, Typical .50±.010 12.76±0.25 (1) .400±.010 10.16±0.25 (2) (4) .90 Max. 23 (3) .475±.010 12.07±0.25 .80 Max. 20 .54 Max. 13.7 .65 Min. 16.5 .250 6.35 .50±.010 12.76±0.25 (1) (2) (3) .030±.002 Dia. 0.76±0.05 Solderable Flexible Pin Typical Bottom View FIGURE 2A LOW COST (Inch/mm) FIGURE 3 (Inch/mm) .69 17.5 Max. .195 Min. 5.0 Dia. .378 9.6 Max. .90 Max. 23 .70 Max. 18 .866 Max. 22 .70 18 Max. .157±.04 4±1.0 .250 6.35 .50±.010 12.76±0.25 (1) (2) (3) .20 5.08 Min. .031 Dia. 0.8 Solderable Rigid Pin Typical .70±.010 17.78±0.25 (2) (5) (4) (1) (3) .50±.010 12.76±0.25 Leads 1 & 2: .051±.003 Dia. 1.30±0.08 Leads 3, 4 & 5 .030±.002 Dia. 0.76±0.05 6-76 Model HM31 Series SCHEMATICS Schematic A (1) (3) Schematic B (1) Schematic C (1) (2) (1) Schematic D (3) (4) (2) (5) (2) (5) (3) (3) SPECIFICATIONS Part Number HM31-10050 HM31-10100 HM31-20050 HM31-20100 HM31-20200 HM31-21050 HM31-21100 HM31-21200 HM31-20050L HM31-20100L HM31-20200L HM31-21050L HM31-21100L HM31-21200L HM31-30050 HM31-30100 HM31-30200 HM31-30300 HM31-31050 HM31-31100 HM31-31200 HM31-31300 Turns Ratio ±1% or ±1 turn whichever is greater 1:50 1:100 1:50 1:100 1:200 1:25:25 1:50:50 1:100:100 1:50 1:100 1:200 1:25:25 1:50:50 1:100:100 1:50 1:100 1:200 1:300 1:25:25 1:50:50 1:100:100 1:150:150 Secondary Inductance @ 10 kHz mH min. 5 20 5 20 85 1.3 5 20 5 20 85 1.3 5 20 5 20 85 195 1.3 5 20 48 Secondary DC Resistance Ω Max. 0.7 1.4 0.7 1.4 4.5 0.7 1.4 4.5 0.7 1.4 4.5 0.7 1.4 4.5 0.7 1.4 4.5 11.0 0.7 1.4 4.5 11.0 Schematic A A B B B C C C B B B C C C A A A A D D D D Figure 1 1 2 2 2 2 2 2 2A 2A 2A 2A 2A 2A 3 3 3 3 3 3 3 3 Secondary V-µS Max. 300 600 330 660 1,300 150 330 660 330 660 1300 150 330 660 330 660 1,300 2,000 160 330 660 1,000 Current 1 Turn Primary Amps 5 5 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 6 6-77 Model HM31 Series