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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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UC3172A 데이터시트(PDF) 3 Page - Texas Instruments |
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UC3172A 데이터시트(HTML) 3 Page - Texas Instruments |
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3 / 12 page  PARAMETER TEST CONDITIONS MIN TYP MAX UNITS Input Supply VIN Supply Current Low Range Mode 11 15 mA High Range Mode 17 23 mA VC Supply Current IOUT = 0A, Low Range Mode 1.2 2.5 mA IOUT = 0A, High Range Mode 1.2 2.5 mA VL Supply Current Low Range Mode 0.75 1.1 mA High Range Mode 0.8 1.2 mA Total Supply Current Supplies = 5V, IOUT = 0A, Low Range Mode 13 17 mA Supplies = 12V, IOUT = 0A, Low Range Mode 14 20 mA Supplies = 5V, IOUT = 0A, High Range Mode 19 25 mA Supplies = 12V, IOUT = 0A, High Range Mode 21 29 mA VL UVLO Threshold Low to High 2.6 2.8 V UVLO Threshold Hysteresis 200 mV Under Voltage (UV) Comparator Input Bias Current Max at Either UV Input −−0.25 −−1.0 µA UV Thresholds Low to High, Other Input = 5V 1.28 1.3 1.32 V UV Threshold Hysteresis 19 24 29 mV PWROK Vsat IOUT = 5mA, UV Input Low 0.15 0.45 V PWROK Leakage VOUT = 20V 5 µA Power Amplifiers A and B Input Offset Voltage A Amplifier, VCM = 2.5V 4 mV B Amplifier, VCM = 2.5V 12 mV Input Bias Current VCM = 2.5V, Inverting Inputs Only −−150 −−500 nA Input Bias Current at Ref. Input (REFIN −− CS+)/48kohms, TJ = 25°C 15 21 27 µA/V CMRR VCM = 1V to 10V, Supplies = 12V 70 90 dB PSRR VIN = 4V to 15V, Vcm = 1.5V 70 90 dB Large Signal Voltage Gain Supplies = 12V, VOUT = 1V, IOUT = 300mA to VOUT = 10V, IOUT = −−300mA 3.0 20.0 V/mV Gain Bandwidth Product A Amplifier (Note 4) 3.5 MHz B Amplifier (Note 4) 1.0 MHz Slew Rate (Note 4) 1.0 V/ µs High-Side Current Limit 1.1 1.6 A Output Saturation Voltage High-Side, IOUT = −−100mA (Note 5) 0.75 V High-Side, IOUT = −−300mA (Note 5) 0.85 V High-Side, IOUT = −−550mA (Note 5) 0.95 V High-Side IOUT = −−1A (Note 5) 1.15 V Low-Side, IOUT = 100mA 0.15 V Low-Side, IOUT = 300mA 0.25 V Low-Side, IOUT = 550mA 0.3 V Low-Side, IOUT = 1A 0.5 V Total Vsat, IOUT = 100mA 0.9 1.2 V Total Vsat, IOUT = 300mA 1.1 1.4 V Total Vsat, IOUT = 550mA 1.25 1.6 V Total Vsat, IOUT = 1A 1.65 2.4 V Unless otherwise stated, these specifications apply for TA = 0 to +70 °C, VIN = 5V, VC = VIN = VL, REFIN = VIN/2, RANGE, PARK, and INH = 0V, and TA =TJ. ELECTRICAL CHARACTERISTICS UC3172A 3 |
유사한 부품 번호 - UC3172A |
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유사한 설명 - UC3172A |
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