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STA326 Folha de dados(PDF) 6 Page - STMicroelectronics |
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STA326 Folha de dados(HTML) 6 Page - STMicroelectronics |
6 / 43 page STA326 6/43 4.3 POWER ELECTRICAL CHARACTERISTCS (VL = 3.3V; Vcc = 30V; Tamb = 25°C unless otherwise specified) Symbol Parameter Test conditions Min. Typ. Max. Unit RdsON Power Pchannel/Nchannel MOSFET RdsON Id=1A 200 270 m Ω Idss Power Pchannel/Nchannel leakage Idss Vcc=35V 50 µA gN Power Pchannel RdsON Matching Id=1A 95 % gP Power Nchannel RdsON Matching Id=1A 95 % Dt_s Low current Dead Time (static) see test circuit no.1; see fig. 1 10 20 ns td ON Turn-on delay time Resistive load 100 ns td OFF Turn-off delay time Resistive load 100 ns tr Rise time Resistive load 25 ns tf Fall time Resistive load; as fig. 1 25 ns VCC Supply voltage operating voltage 10 36 V IVCC- PWRDN Supply Current from Vcc in PWRDN PWRDN = 0 3 mA IVCC-hiz Supply current from Vcc in Tri- state Vcc=30V; Tri-state 22 mA IVCC Supply current from Vcc in operation (both channel switching) Input pulse width = 50% Duty; Switching Frequency = 384Khz; No LC filters; 80 mA Iout-sh Overcurrent protection threshold (short circuit current limit) 46 A VUV Undervoltage protection threshold 7 V tpw-min Output minimum pulse width No Load 70 150 ns Po Output Power (Full-bridge mode) THD = 10% RL = 4 Ω; VS = 17V RL = 8 Ω; VS = 32V 30 60 W W Po Output Power (Binary half-bridge mode) THD = 1% RL = 4 Ω; VS = 17V RL = 8 Ω; VS = 32V 25 46 W W Po Mono mode output power THD = 10% RL = 4 Ω; VS = 32V 60 120 W W THD+N Total Harmonic Distortion + Noise Po = 1 Wrms 0.07 % Po = 40 Wrms 0.1 SNR Signal to Noise Ratio A-Weighted DDX® Mode 99 dB Signal to Noise Ratio, Binary Half-Bridge Mode Binary Mode A-Weighted 92 dB η Efficiency DDX® Mode 89 % Binary 87 % |
Nº de peça semelhante - STA326 |
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Descrição semelhante - STA326 |
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