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IRF6645 датащи(PDF) 3 Page - International Rectifier |
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IRF6645 датащи(HTML) 3 Page - International Rectifier |
3 / 44 page www.irf.com 2 RD-0617 Specifications General Test Conditions (unless otherwise noted) Notes / Conditions Supply Voltage ±35 V Load Impedance 4 Ω Self-Oscillating Frequency 400 kHz No input signal Gain Setting 26.8 dB 1 Vrms input yields rated power Electrical Data Typical Notes / Conditions IR Devices Used IRS20955 gate driver, IRF6645 DirectFET MOSFET Modulator Self-oscillating, second order sigma-delta modulation, analog input Power Supply Range ± 25 - 35 V Output Power CH1-2: (1% THD+N) 120 W 1 kHz Output Power CH1-2: (10% THD+N) 170 W 1 kHz Rated Load Impedance 4 Ω Supply Current 100 mA No input signal Total Idle Power Consumption 7 W No input signal Channel Efficiency 96% Single-channel driven, 120 W, Class D stage Audio Performance Typical / Class D* Notes / Conditions THD+N, 1 W THD+N, 10 W THD+N, 60 W 0.005% 0.002% 0.004% 0.002% 0.001% 0.003% 1 kHz, Single-channel driven Dynamic Range 113 dB 120 dB A-weighted, AES-17 filter, Single-channel operation Residual Noise, 20Hz - 20 kHz BW, A-Weighted 70 µV 50 µV 40 µV 20 µV Self-oscillating – 400 kHz Internal clock – 300 kHz Damping Factor 170 2000 1 kHz, relative to 4 Ω load Channel Separation 95 dB 80 dB 100 dB 85 dB 100 Hz 10 kHz Frequency Response : 20Hz-20 kHz : 20Hz-40 kHz ±1 dB ±3 dB 1W, 4 Ω - 8 Ω Load Thermal Performance Typical Notes / Conditions Idling TC =30 °C TPCB=37 °C No signal input, TA=25 °C 2ch x 15 W (1/8 rated power) TC =54 °C TPCB=67 °C Continuous, TA=25 °C 2ch x 120 W (rated power) TC =80 °C TPCB=106 °C At OTP shutdown @ 150 s, TA=25 °C Physical Specifications Dimensions 5.8 in (L) x 5.2 in (W) Note: Specifications are typical and not guaranteed * Class D refers to audio performance measurements of the Class D output power stage only, with preamp and output filter bypassed. |
Аналогичный номер детали - IRF6645 |
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Аналогичное описание - IRF6645 |
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