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L6712 Scheda tecnica(PDF) 4 Page - STMicroelectronics |
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L6712 Scheda tecnica(HTML) 4 Page - STMicroelectronics |
4 / 29 page L6712A L6712 4/29 REFERENCE AND DAC VOUT (1) Output Voltage Accuracy VIDx See Table 5, VID ≠ “11x“ -0.9 - 0.9 % VID = “110“ -1.0 - 1.0 % REF_IN/OUT Reference Accuracy VIDx See Table 5, VID ≠ “111” VOUT -5 VOUT VOUT+5 mV Current Capability 3 mA Load Regulation IREF = from 0 to 3mA 5.0 mV VPROG / REF_IN/ OUT Accuracy with external reference VID=“111”; REF_IN/OUT = 0.8V to 3.3V -2.0 2.0 % REF_IN/OUT Input impedance 400 k Ω IVID VID pull-up Current VIDx =SGND 5 µA VVID VID pull-up Voltage VIDx = OPEN 3 V VIDIL VID Input Levels Input Low 0.4 V VIDIH Input High 1.0 V ERROR AMPLIFIER VOS_EA Offset FB = COMP -5 5 mV DC Gain 80 dB SR Slew-Rate COMP=10pF 15 V/ µs IFB_START Start-up Current FB=SGND; During Soft Start… 65 µA DIFFERENTIAL AMPLIFIER (REMOTE BUFFER) VOS_RA Offset VSEN = FBG -8 8 mV DC Gain 80 dB SR Slew Rate VSEN = 10pF 15 V/ µs DIFFERENTIAL CURRENT SENSING IISEN1, IISEN2 Bias Current ILOAD = 0 455055 µA IPGNDSx Bias Current 45 50 55 µA IISEN1, IISEN2 Bias Current at Over Current Threshold 80 85 90 µA IDROOP Droop Current ILOAD ≤ 00 1 µA ILOAD = 100% 47.5 50 52.5 µA GATE DRIVERS tRISE HGATE High Side Rise Time BOOTx-PHASEx=10V; CHGATEx to PHASEx=3.3nF 15 30 ns IHGATEx High Side Source Current BOOTx-PHASEx=10V 2 A RHGATEx High Side Sink Resistance BOOTx-PHASEx=12V; 1.5 2 2.5 Ω tRISE LGATE Low Side Rise Time VCCDR=10V; CLGATEx to PGNDx=5.6nF 30 55 ns ILGATEx Low Side Source Current VCCDR=10V 1.8 A RLGATEx Low Side Sink Resistance VCCDR=12V 0.7 1.1 1.5 Ω Table 4. Electrical Characteristcs (continued) (VCC = 12V±10%, TJ = 0°C to 70°C unless otherwise specified) Symbol Parameter Test Condition Min. Typ. Max. Unit |
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