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công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
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công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
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HT45F4830 bảng dữ liệu(PDF) 13 Page - Holtek Semiconductor Inc |
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HT45F4830 bảng dữ liệu(HTML) 13 Page - Holtek Semiconductor Inc |
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13 / 120 page  Rev. 1.12 12 April 11, 2017 Rev. 1.12 13 April 11, 2017 HT45F4830 Digital Servo Flash MCU with Driver HT45F4830 Digital Servo Flash MCU with Driver LVR Electrical Characteristics Ta=25°C Symbol Parameter Test Conditions Min. Typ. Max. Unit VDD Conditions VLVR Low Voltage Reset Voltage — LVR Enable -5% 2.1 +5% V tLVR Low Voltage Width to Reset — — 160 320 640 μs LDO Electrical Characteristics VIN=VOUT(Norminal)+1V, CLOAD=10μF+0.1μF, Ta= -40°C~85°C, unless otherwise specify Symbol Parameter Test Conditions Min. Typ. Max. Unit VIN Conditions VIN Input Voltage — — 3.5 6 8.4 V VOUT Output Voltage — Ta=25°C, ILOAD=1mA, VOUT=3.0V -2% 3.0 2% V — Ta= -40°C ~ 85°C, ILOAD=1mA, VOUT=3.0V -5% 3.0 5% V ΔVLOAD Load Regulation(Note 1) — 1mA ≤ ILOAD ≤ 70mA, — 0.015 0.033 %/mA VDROP Dropout Voltage(Note 2) — ΔVOUT=2%, ILOAD=1mA — 20 — mV — ΔVOUT=2%, ILOAD=10mA — 100 — mV — VIN=VOUT + 1.5V, ΔVOUT=2%, ILOAD=70mA — 600 1000 mV IOUT Output Current — VIN=VOUT + 1V, VOUT=3V, ΔVOUT= -3% 35 — — mA — VIN=VOUT + 2V, VOUT=3V, ΔVOUT= -3% 70 — — mA IQ Quiescent Current 12V No load — 5 7 μA ΔVLINE Line Regulation — VOUT + 1V ≤ VIN ≤ 12V, ILOAD=1mA — — 0.2 %/V TC Temperature Coefficient — Ta= -40°C ~ 85°C, ILOAD=10mA — ±1.5 ±2 mV/°C ISD Shutdown Current — LDO disable — — 1 μA ΔVOUT_ RIPPLE Output Voltage Ripple 6V ILOAD=10mA — — 40 mV RR Ripple Rejection(Note 3) — VIN=10VDC + 2VP-P(AC), ILOAD≤70mA, f=120Hz 35 — — dB ILIMIT Current Limit 6V ΔVOUT= -10% 225 380 — mA tSTART LDO Startup Time 6V ILOAD=1mA, VOUT settle to ± 5% — — 10 ms Note:1.Loadregulationismeasuredataconstantjunctiontemperature,usingpulsetestingwithalowONtime andisguaranteeduptothemaximumpowerdissipation.Powerdissipationisdeterminedbytheinput/ outputdifferentialvoltageandtheoutputcurrent.Guaranteedmaximumpowerdissipationwillnotbe availableoverthefullinput/outputrange.Themaximumallowablepowerdissipationatanyambient temperatureisPD=(TJ(MAX)-Ta)/θJA. 2.Dropoutvoltageisdefinedastheinputvoltageminustheoutputvoltagethatproducesa2%changeinthe outputvoltagefromthevalueatappointedVIN. 3.RR=20×log(ΔVIN/ΔVOUT). |
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