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LTM4630-1 Datasheet(PDF) 3 Page - Linear Technology |
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LTM4630-1 Datasheet(HTML) 3 Page - Linear Technology |
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3 / 36 page  LTM4630-1 3 46301f For more information www.linear.com/LTM4630-1 ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the specified internal operating temperature range. Specified as each individual output channel. TA = 25°C (Note 2), VIN = 12V and VRUN1, VRUN2 at 5V unless otherwise noted. Per the typical application in Figure 25. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VIN Input DC Voltage l 4.5 15 V VOUT Output Voltage l 0.6 1.8 V VOUT1(DC), VOUT2(DC) Output Voltage, Total Variation with Line and Load CIN = 22µF × 3, COUT = 100µF × 1 Ceramic, 470µF POSCAP, RFB = 40.2kΩ VIN = 12V, VOUT = 1.5V, IOUT = 0A to 18A A-Grade (0.8%) B-Grade (1.5%) l l 1.488 1.477 1.5 1.5 1.512 1.523 V V Input Specifications VRUN1, VRUN2 RUN Pin On/Off Threshold RUN Rising 1.1 1.25 1.40 V VRUN1HYS, VRUN2HYS RUN Pin On Hysteresis 150 mV IINRUSH(VIN) Input Inrush Current at Start-Up IOUT = 0A, CIN = 22µF ×3, CSS = 0.01µF, COUT = 100µF ×3, VOUT1 = 1.5V, VOUT2 = 1.5V, VIN = 12V 1 A IQ(VIN) Input Supply Bias Current VIN = 12V, VOUT = 1.5V, Burst Mode® Operation VIN = 12V, VOUT = 1.5V, Pulse-Skipping Mode VIN = 12V, VOUT= 1.5V, Switching Continuous Shutdown, RUN = 0, VIN = 12V 3 15 65 50 mA mA mA µA IS(VIN) Input Supply Current VIN = 5V, VOUT = 1.5V, IOUT = 18A VIN = 12V, VOUT = 1.5V, IOUT = 18A 6 2.6 A A Output Specifications IOUT1(DC), IOUT2(DC) Output Continuous Current Range VIN = 12V, VOUT = 1.5V (Note 7) 0 18 A ΔVOUT1(LINE)/VOUT1 ΔVOUT2(LINE)/VOUT2 Line Regulation Accuracy VOUT = 1.5V, VIN from 4.5V to 15V IOUT = 0A for Each Output, l 0.01 0.03 %/V ΔVOUT1/VOUT1 ΔVOUT2/VOUT2 Load Regulation Accuracy For Each Output, VOUT = 1.5V, 0A to 18A VIN = 12V (Note 7) A-Grade B-Grade l l 0.1 0.2 0.3 0.5 % % VOUT1(AC), VOUT2(AC) Output Ripple Voltage For Each Output, IOUT = 0A, COUT = 100µF ×3/ X7R/Ceramic, 470µF POSCAP, VIN = 12V, VOUT = 1.5V, Frequency = 450kHz 15 mVP-P fS (Each Channel) Output Ripple Voltage Frequency VIN = 12V, VOUT = 1.5V, fSET = 1.25V (Note 4) 500 kHz fSYNC (Each Channel) SYNC Capture Range 400 780 kHz ΔVOUTSTART (Each Channel) Turn-On Overshoot COUT = 100µF/X5R/Ceramic, 470µF POSCAP, VOUT = 1.5V, IOUT = 0A VIN = 12V 10 mV tSTART (Each Channel) Turn-On Time COUT = 100µF/X5R/Ceramic, 470µF POSCAP, No Load, TRACK/SS with 0.01µF to GND, VIN = 12V 5 ms ΔVOUT(LS) (Each Channel) Peak Deviation for Dynamic Load Load: 0% to 25% to 0% of Full Load COUT = 5 × 220µF Ceramic VIN = 12V, VOUT = 1.5V 83 mV tSETTLE (Each Channel) Settling Time for Dynamic Load Step Load: 0% to 25% to 0% of Full Load, VIN = 12V, VOUT = 1.5V, COUT = 5 × 220µF Ceramic 40 µs IOUT(PK) (Each Channel) Output Current Limit VIN = 12V, VOUT = 1.5V 30 A |
Similar Part No. - LTM4630-1_15 |
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Similar Description - LTM4630-1_15 |
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