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L6984TR Scheda tecnica(PDF) 7 Page - STMicroelectronics |
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L6984TR Scheda tecnica(HTML) 7 Page - STMicroelectronics |
7 / 34 page DocID025378 Rev 3 7/34 L6984 Electrical characteristics 34 2 Electrical characteristics TJ = 25 °C, VIN = VEN = 12 V, VBIAS = 3.3 V unless otherwise specified. Table 5. Electrical characteristics Symbol Parameter Test condition Min. Typ. Max. Unit VIN Operating input voltage range 4.5 36 V VIN_UVLO UVLO thresholds rising edge VCC regulator VBIAS = GND 3.1 3.8 4.5 falling edge VCC regulator VBIAS = GND 2.9 3.6 4.3 VOUT Fixed output voltage valley regulation FB = VCC, no load 3.23 3.3 3.37 VFB Adjustable output voltage valley regulation No load, VBIAS = 3.3 V 0.88 0.9 0.92 RDSON HS High-side RDSON ISW = 0.1 A 0.9 1.3 1.7 RDSON LS Low-side RDSON ISW = 0.1 A 0.6 1.0 1.4 Current limit and zero crossing comparator IVY Valley current limit 350 400 470 mA IZCD Zero crossing current threshold (1) 12 27 46 VCC regulator VCC VCC voltage VFB = 1 V, VBIAS = GND 3 3.8 4.6 V VBIAS VBIAS falling threshold 2.4 2.6 2.8 VBIAS rising threshold 2.6 2.9 3.2 Power consumption ISHTDWN Shutdown current from VIN EN = GND 3 13 22 A |
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