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POWERSTEP01TR Datasheet(PDF) 12 Page - STMicroelectronics |
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POWERSTEP01TR Datasheet(HTML) 12 Page - STMicroelectronics |
12 / 92 page Electrical characteristics powerSTEP01 12/92 DocID025022 Rev 5 3 Electrical characteristics VS = 48 V; VCC = 7.5 V; VDD = 3.3 V; Tj = 25 °C, unless otherwise specified. Table 4. Electrical characteristics Symbol Parameter Test conditions Min. Typ. Max. Unit General VCCthOn VCC UVLO turn-on threshold UVLO_VAL set high(1) 9.9 10.4 10.9 V UVLO_VAL set low(1) 6.5 6.9 7.3 V VCCthOff VCC UVLO turn-off threshold UVLO_VAL set high(1) 9.5 10 10.5 V UVLO_VAL set low(1) 5.9 6.3 6.7 V VBOOTthOn VBOOT - VS UVLO turn-on threshold UVLO_VAL set high(1) 8.6 9.2 9.94 V UVLO_VAL set low(1) 5.7 6 6.35 V VBOOTthOff VBOOT - VS UVLO turn-off threshold UVLO_VAL set high(1) 8.2 8.8 9.65 V UVLO_VAL set low(1) 5.3 5.5 5.9 V VREGthOn VREG turn-on threshold (1) 2.8 3 3.18 V VREGthOff VREG turn-off threshold (1) 2.2 2.4 2.5 V IVREGqu Undervoltage VREG quiescent supply current VCCREG = VREG < 2.2 V(1) 40 A IVREGq Quiescent VREG supply current VCCREG = VREG = 3.3 V internal oscillator selected(1) 3.8 mA IVSREGq Quiescent VSREG supply current VCCREG = VCC = 15 V 6.5 mA Thermal protection Tj(WRN)Set Thermal warning temperature 135 °C Tj(WRN)Rec Thermal warning recovery temperature 125 °C Tj(OFF)Set Thermal bridge shutdown temperature 155 °C Tj(OFF)Rec Thermal bridge shutdown recovery temperature 145 °C Tj(SD)Set Thermal device shutdown temperature 170 °C Tj(SD)Rec Thermal device shutdown recovery temperature 130 °C Charge pump Vpump Voltage swing for charge pump oscillator VCC V fpump,min Minimum charge pump oscillator frequency(2) 660 kHz fpump,max Maximum charge pump oscillator frequency(2) 800 kHz |
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