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STA333ML13TR 数据表(PDF) 6 Page - STMicroelectronics |
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STA333ML13TR 数据表(HTML) 6 Page - STMicroelectronics |
6 / 14 page Electrical specifications STA333ML 6/14 3.4 Electrical characteristics The specifications given here are with the operating conditions VCC = 18 V, VDD_DIG =3.3 V, fsw = 384 kHz, Tamb = 25° C and RL = 8 Ω, unless otherwise specified. Table 6. Electrical characteristics Symbol Parameter Conditions Min. Typ. Max. Unit Po Output power BTL THD = 1% 16 W THD = 10% 20 RdsON Power Pchannel/Nchannel MOSFET (total bridge) ld = 1 A 180 250 m Ω ldss Power Pchannel/Nchannel leakage Vcc = 18 V 10 µA gP Power Pchannel RdsON matching ld = 1 A 95 % gN Power Nchannel RdsON matching ld = 1 A 95 % ILDT Low current dead time (static) Resistive load, see Figure 3 510 ns IHDT High current dead time (dynamic) lload = 1.5 A, see Figure 3 10 20 ns tr Rise time Resistive load, seeFigure 3 810 ns tf Fall time Resistive load, see Figure 3 810 ns VCC Supply voltage (VCC1, VCC2) 4.5 18 V Icc Supply current from VCC in power down mode PWRDN = 0 0.1 mA Supply current from VCC in operation PCM input signal = -60 dBFS. Switching frequency = 384 kHz No LC filters 30 mA Supply current DDX processing (reference only) Internal clock = 49.152 MHz 80 mA Ilim Overcurrent limit Nonlinear output 2.2 3.5 4.3 A Isc Short circuit protection Hi-Z output 2.7 3.8 5.0 A UVL Under voltage protection threshold 3.5 4.3 V tmin Output minimum pulse width No load 20 30 60 ns DR Dynamic range 100 dB SNR Signal to noise ratio A-weighted 94 dB THD+N Total harmonic distortion and noise Po = 1 W, f = 1 kHz 0.05 0.2 % PSRR Power supply rejection ratio DDX stereo, < 5 kHz Vripple = 1 V RMS Audio input = dither only 80 dB XTALK Crosstalk DDX stereo, < 5 kHz One channel driven at 1 W other channel measured 80 dB η Peak efficiency, DDX mode Po = 2 x 20 W, 8 Ω 90 % |
类似零件编号 - STA333ML13TR |
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类似说明 - STA333ML13TR |
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