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LTM4601A-1 Datasheet(PDF) 3 Page - Linear Technology |
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LTM4601A-1 Datasheet(HTML) 3 Page - Linear Technology |
3 / 28 page LTM4601A/LTM4601A-1 3 4601afb SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS IQ(VIN,NOLOAD) Input Supply Bias Current VIN = 12V, No Switching VIN = 12V, VOUT = 1.5V, Switching Continuous VIN = 5V, No Switching VIN = 5V, VOUT = 1.5V, Switching Continuous Shutdown, RUN = 0, VIN = 12V 3.8 38 2.5 42 22 mA mA mA mA μA IS(VIN) Input Supply Current VIN = 12V, VOUT = 1.5V, IOUT = 12A VIN = 12V, VOUT = 3.3V, IOUT = 12A VIN = 5V, VOUT = 1.5V, IOUT = 12A 1.81 3.63 4.29 A A A INTVCC VIN = 12V, RUN > 2V No Load 4.7 5 5.3 V Output Specifications IOUTDC Output Continuous Current Range VIN = 12V, VOUT = 1.5V (Note 5) 0 12 A ΔVOUT(LINE) VOUT Line Regulation Accuracy VOUT = 1.5V, IOUT = 0A, VIN from 4.5V to 20V l 0.3 % ΔVOUT(LOAD) VOUT Load Regulation Accuracy VOUT = 1.5V, 0A to 12A (Note 5) VIN = 12V, with Remote Sense Amplifier VIN = 12V (LTM4601A-1) l l 0.25 1 % % VOUT(AC) Output Ripple Voltage IOUT = 0A, COUT = 2×, 100μF X5R Ceramic VIN = 12V, VOUT = 1.5V VIN = 5V, VOUT = 1.5V 20 18 mVP-P mVP-P fS Output Ripple Voltage Frequency IOUT = 5A, VIN = 12V, VOUT = 1.5V 850 kHz ΔVOUT(START) Turn-On Overshoot, TRACK/SS = 10nF COUT = 200μF, VOUT = 1.5V, IOUT = 0A VIN = 12V VIN = 5V 20 20 mV mV tSTART Turn-On Time, TRACK/SS = Open COUT = 200μF, VOUT = 1.5V, IOUT = 1A Resisitive Load VIN = 12V VIN = 5V 0.5 0.5 ms ms ΔVOUTLS Peak Deviation for Dynamic Load Load: 0% to 50% to 0% of Full Load, COUT = 2 × 22μF Ceramic, 470μF4V Sanyo POSCAP VIN = 12V VIN = 5V 35 35 mV mV tSETTLE Settling Time for Dynamic Load Step Load: 0% to 50%, or 50% to 0% of Full Load VIN = 12V 25 μs IOUTPK Output Current Limit COUT = 200μF, Table 2 VIN = 12V, VOUT = 1.5V VIN = 5V, VOUT = 1.5V 17 17 A A Remote Sense Amp (Note 3) (LTM4601A Only, Not Supported in the LTM4601A-1) VOSNS+, VOSNS– CM Range Common Mode Input Voltage Range VIN = 12V, RUN > 2V 0 INTVCC – 1 V DIFFVOUT Range Output Voltage Range VIN = 12V, DIFF OUT Load = 100k 0 INTVCC V VOS Input Offset Voltage Magnitude 1.25 mV AV Differential Gain 1V/V GBP Gain-Bandwidth Product 3 MHz The l denotes the specifications which apply over the – 40°C to 85°C temperature range, otherwise specifications are at TA = 25°C, VIN = 12V. Per typical application (front page) configuration. ELECTRICAL CHARACTERISTICS |
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