LTM4612MPV#PBF Linear Technology, LTM4612MPV#PBF Datasheet
LTM4612MPV#PBF
Specifications of LTM4612MPV#PBF
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LTM4612MPV#PBF Summary of contents
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... PC boards for high density point-of-load regulation. The LTM4612 is Pb-free and RoHS compliant. L, LT, LTC, LTM, Linear Technology, the Linear logo, PolyPhase and µModule are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. ...
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... LTM4612IV#PBF LTM4612IV#PBF LTM4612MPV#PBF LTM4612MPV#PBF Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ This product is only offered in trays. For more information go to: http://www.linear.com/packaging/ ...
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T (front page) configuration. SYMBOL PARAMETER I Input Supply Bias Current Q(VIN) I Input Supply Current S(VIN) V Internal V Voltage INTVCC CC Output Specifications I Output Continuous Current Range OUT(DC) ...
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LTM4612 elecTrical characTerisTics operating temperature range, otherwise specifications are at T (front page) configuration. SYMBOL PARAMETER I Current into DRV Pin DRVCC CC R Resistor Between V and V FBHI OUT V Margin Reference Voltage MPGM MARG0, ...
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Typical perForMance characTerisTics Efficiency vs Load Current with 3.3V (FCB = 0) OUT 100 3.3V IN OUT 60 12V 3.3V IN OUT 24V 3. OUT 36V 3.3V IN OUT 50 ...
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LTM4612 Typical perForMance characTerisTics Start-Up with 24V to 12V at IN OUT –55°C OUT A V OUT 5V/DIV I IN 1A/DIV 500µs/DIV 4612 G10 SOFT-START CAPACITOR: 3.9nF 10µF CERAMIC CAPACITORS AND IN ...
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FuncTions (See Package Description for Pin Assignments) V (Bank 1): Power Input Pins. Apply input voltage be- IN tween these pins and PGND pins. Recommend placing input decoupling capacitance directly between V and PGND pins. PGND (Bank 2): Power ...
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LTM4612 pin FuncTions V (Pin F12): The Negative Input of the Error Amplifier. FB Internally, this pin is connected to V sion resistor. Different output voltages can be programmed with an additional resistor between the V See the Applications Information ...
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DiagraM > 1. < OFF OUT MAX = 5V RUN PGOOD COMP INTERNAL COMP SGND MARG1 MARG0 SET FB 5.23k 93.1k FCB 10k MPGM TRACK/SS PLLIN C SS 4.7µF INTV ...
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LTM4612 operaTion Power Module Description The LTM4612 is a standalone nonisolated switching mode DC/DC power supply. It can deliver output current with some external input and output capacitors. This module provides precisely regulated output voltage programmable via ...
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The typical LTM4612 application circuit is shown in Figure 18. External component selection is primarily determined by the maximum load current and output voltage. Refer to Table 2 for specific external capacitor requirements for a particular application. V ...
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LTM4612 applicaTions inForMaTion If lower output ripple is required, the operating frequency f can be increased by adding a resistor R pin and SGND, as shown in Figure 19. V OUT − ...
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Output Capacitors The LTM4612 is designed for low output voltage ripple. The bulk output capacitors defined as C with low enough effective series resistance (ESR) to meet the output voltage ripple and transient requirements. C can be low ...
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LTM4612 applicaTions inForMaTion Fault Conditions: Current Limit and Overcurrent Foldback LTM4612 has a current mode controller, which inherently limits the cycle-by-cycle inductor current not only in steady state operation, but also in transient. To further limit current in the event ...
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... COMP Pin The pin is the external compensation pin. The module has already been internally compensated for most output voltages. An Excel design tool from Linear Technology will be provided for more control loop optimization. FCB Pin The FCB pin determines whether the bottom MOSFET remains on when current reverses in the inductor ...
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LTM4612 applicaTions inForMaTion tion. When the cooling is limited, proper output current derating is necessary, considering ambient temperature, airflow, input/output condition, and the need for increased reliability. The power loss curves in Figures 9 and 10 can be used in ...
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AMBIENT TEMPERATURE (°C) Figure 15. No Heat Sink with 36V IN Table 2. Output Voltage Response Versus Component Matrix (Refer to ...
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LTM4612 applicaTions inForMaTion Table 4. 5V Output DERATING CURVE V (V) IN Figures 18 Figures 18 Figures 18 Figures 10, 13 Figures 10, 13 Figures 10, 13 Heat ...
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PULL-UP SUPPLY ≤ 22V TO 36V R4 R5 100k 10µF 50V CERAMIC PULL-UP SUPPLY ≤ 36V C IN 10µF 50V CERAMIC EXTERNAL 5V SUPPLY IMPROVES EFFICIENCY— ESPECIALLY ...
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LTM4612 applicaTions inForMaTion PULL-UP SUPPLY ≤ 26V TO 36V R4 100k R fSET 806k 10µF 50V CERAMIC Figure 20. 26V to 36V V IN 20V TO 36V C2 10µF 50V + C5 100µF 2-PHASE ...
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V IN 22V TO 36V + 2-PHASE OSCILLATOR + V OUT1 GND OUT2 C11 R5 0.1µF 118k SET MOD LTC6908-1 PULL-UP SUPPLY ≤ 10µF 50V PLLIN 100k 100k D IN PGOOD V ...
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LTM4612 applicaTions inForMaTion 36V + 2-PHASE OSCILLATOR + V OUT1 GND OUT2 C11 R5 0.1µF 200k SET MOD LTC6908-1 Figure 23. 2-Phase, 5V and 3. Design with 500kHz Frequency 5V C1 10µF 50V ...
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DescripTion PIN NAME ...
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LTM4612 package DescripTion Z Z bbb 6.9850 5.7150 4.4450 3.1750 1.9050 0.6350 0.0000 0.6350 1.9050 3.1750 4.4450 5.7150 6.9850 4612fa ...
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... Changes to Figures 18, 19, 20, 21, 22 Changes to Related Parts Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa- tion that the interconnection of its circuits as described herein will not infringe on existing patent rights. LTM4612 ...
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... LGA Package OUT ≤ 5V 6.25mm × 6.25mm × 2.3mm LGA Package OUT ≤ 5V 6.25mm × 11.25mm × 2.8mm LGA Package OUT ≤ 36V; 9mm × 11.25mm × 2.8mm LGA Package IN LT 0310 REV A • PRINTED IN USA LINEAR TECHNOLOGY CORPORATION 2008 4612fa ...