CTCDT-09402

Toroidal Chokes for Class D Amplifiers ctparts.com CTCDT Series From 4.7 µH to 56 µH Not shown at actual size. CHARACTERISTICS Description: Toroidal Chokes for Class D amplifiers Applications: Powered Loudspeakers, electronic motor drives, portable amps, PA systems & car amps. Testing: Inductance tested at 10kHz, 10 gauss, 0Adc Winding: Single layer wound for high self-resonant frequency Core: 10 permeability Carbonyl Micrometals© Core Packaging: Bulk packaged Additional Information: * ΔL of less than 10% at currents greater than 100A * Class-D Operation 250kHz - 500kHz * High Linearity Under Peak Bias Conditions * Extremely Low Loss Under Typical Class-D ripple Current Conditions * Reduced THD Due to Highest Linearity * Custom values & horizontal mounted configurations available upon request. Note: Application should limit long term absolute temperature of component to be 75°C max. Miscellaneous: RoHS Compliant. Samples available. See website for ordering information. Compliant RoHS SPECIFICATIONS Part Number CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT 09401 09402 09503 09404 09405 09406 09407 10601 10602 10603 10604 10605 10606 10607 13001 13002 13003 13004 13005 13006 13007 15401 15402 15403 15404 15405 15406 15407 Closest Standard Value μHy 4.7 6.8 10.0 12.0 15.0 18.0 22.0 4.7 6.8 10.0 12.0 15.0 18.0 22.0 4.7 6.8 10.0 12.0 15.0 18.0 22.0 18.0 22.0 27.0 33.0 39.0 47.0 56.0 Nominal Initial Inductance (O ADC) μHy (±7%) 4.84 6.59 10.3 12.1 14.8 17.8 21.8 4.87 6.53 9.84 12.2 14.7 18.5 21.6 4.85 6.88 9.9 12.0 15.1 17.6 22.3 18.1 22.4 27.1 33.6 39.3 47.1 55.6 DC Resistance (ref., 20°C.) : 0.011 0.015 0.029 0.036 0.040 0.064 0.072 0.009 0.012 0.018 0.025 0.028 0.039 0.050 0.008 0.009 0.011 0.015 0.022 0.027 0.036 0.020 0.022 0.030 0.040 0.045 0.062 0.085 Long Term r.m.s. current guideline Amperes r.m.s. 8.6 6.8 4.3 3.4 3.4 2.1 2.1 10.9 8.6 6.8 5.4 5.4 4.3 3.4 13.7 13.7 13.7 10.9 8.6 6.8 5.4 10.9 10.9 8.6 6.8 6.8 5.4 4.3 Peak Current for 5% Inductance Drop Amperes peak 35.8 30.7 24.6 22.6 20.5 18.7 16.9 49.2 42.5 34.6 31.2 28.3 25.3 23.4 56.8 47.7 39.7 36.1 32.2 29.8 26.5 40.4 36.4 33.1 29.7 27.4 25.1 23.1 Peak Current for 10% Inductance Drop Amperes peak 75.6 64.8 51.9 47.8 43.2 39.5 35.6 103.8 89.7 73.1 65.8 59.8 53.3 49.3 119.9 100.7 83.9 76.3 68.0 62.9 55.9 85.3 76.8 69.8 62.7 57.9 52.9 48.7 Core Loss (typ.) at 100 kHz, 140 Gauss Core Loss (typ.) at 500 kHz, 50 Gauss 41 mW 26 mW 57 mW 36 mW 110 mW 70 mW 204 mW 129 mW 05.07.09 CENTRAL Manufacturer of Passive Components 800-684-5322 Inside US 949-453-1811 Outside US Copyright © 2009 by CT Magnetics, DBA Central Technologies. All rights reserved. CT Magnetics reserves the right to make improvements or change specifications without notice TECHNOLOGIES Toroidal Chokes for Class D Amplifiers PHYSICAL DIMENSIONS Outside Diameter (maximum) Inches 1.125 1.125 1.1 1.07 1.07 1.05 1.05 1.25 1.25 1.25 1.22 1.22 1.21 1.21 1.52 1.52 1.52 1.5 1.5 1.49 1.48 1.79 1.79 1.78 1.77 1.77 1.75 1.73 ctparts.com Part Number CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT CTCDT 09401 09402 09503 09404 09405 09406 09407 10601 10602 10603 10604 10605 10606 10607 13001 13002 13003 13004 13005 13006 13007 15401 15402 15403 15404 15405 15406 15407 Width (maximum) Inches 0.47 0.46 0.45 0.43 0.43 0.4 0.4 0.62 0.62 0.62 0.6 0.6 0.59 0.58 0.66 0.66 0.66 0.63 0.63 0.62 0.62 0.79 0.79 0.78 0.75 0.75 0.74 0.73 Lead Space Dimension Inches 0.41 0.4 0.38 0.38 0.38 0.37 0.37 0.54 0.54 0.52 0.52 0.52 0.52 0.52 0.59 0.59 0.59 0.59 0.57 0.56 0.56 0.69 0.69 0.69 0.67 0.67 0.67 0.66 Lead Diameter Inches 0.052 0.047 0.037 0.033 0.033 0.026 0.026 0.058 0.052 0.047 0.042 0.042 0.037 0.033 0.066 0.066 0.066 0.058 0.052 0.047 0.042 0.058 0.058 0.052 0.047 0.047 0.042 0.037 Outside Dia. Width 0.375" from mounting plane Lead Dia. Lead Space CENTRAL Manufacturer of Passive Components 800-684-5322 Inside US 949-453-1811 Outside US Copyright © 2009 by CT Magnetics, DBA Central Technologies. All rights reserved. CT Magnetics reserves the right to make improvements or change specifications without notice TECHNOLOGIES