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L6911E Datasheet(PDF) 4 Page - STMicroelectronics |
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L6911E Datasheet(HTML) 4 Page - STMicroelectronics |
4 / 20 page L6911E 4/20 ELECTRICAL CHARACTERISTIC (Vcc=12V; T=25 °C unless otherwise specified) Symbol Parameter Test Condition Min Typ Max Unit Vcc SUPPLY CURRENT Icc Vcc Supply current UGATE and LGATE open 5 mA POWER-ON Turn-On Vcc threshold VOCSET = 4.5V 4.6 V Turn-Off Vcc threshold VOCSET = 4.5V 3.6 V Rising VOCSET threshold 1.26 V Iss Soft Start Current 10 µA OSCILLATOR Free running frequency RT = OPEN 180 200 220 KHz Total Variation 6 K Ω<RT to GND <200 KΩ -15 15 % ∆Vosc Ramp amplitude RT = OPEN 1.9 Vp-p REFERENCE AND DAC DACOUT Voltage Accuracy VID0, VID1,VID2, VID3, VID25mV see Table1;Tamb=0 to 70 °C -1 1 % VID Pull-Up voltage 3.1 V ERROR AMPLIFI ER DC Gain 88 dB GBWP Gain-Bandwidth Product 15 MHz SR Slew-Rate COMP=10pF 10 V/ µS GATE DRIVERS IUGATE High Side Source Current VBOOT -VPHASE=12V, VUGATE -VPHASE=6V 1 1.3 A RUGATE High Side Sink Resistance VBOOT-VPHASE=12V, IUGATE = 300mA 24 Ω ILGATE Low Side Source Current Vcc=12V, VLGATE =6V 0.9 1.1 A RLGATE Low Side Sink Resistance Vcc=12V, ILGATE = 300mA 1.5 3 Ω Output Driver Dead Time PHASE connected to GND 120 nS PROTECTIONS Over Voltage Trip (VSEN/ DACOUT) VSEN Rising 117 120 % IOCSET OCSET Current Source VOCSET = 4.5V 170 200 230 µA IOVP OVP Sourcing Current VSEN > OVP Trip, VOVP=0V 60 mA POWER GOOD Upper Threshold (VSEN/DACOUT) VSEN Rising 108 110 112 % Lower Threshold (VSEN/DACOUT) VSEN Falling 88 90 92 % Hysteresis (VSEN/DACOUT) Upper and Lower threshold 2 % VPGOOD PGOO D Voltage Low IPGOOD = -5mA 0.5 V |
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