LTM4601A LINER [Linear Technology], LTM4601A Datasheet
LTM4601A
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LTM4601A Summary of contents
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FeaTures Complete Low EMI Switch Mode Power Supply n Wide Input Voltage Range: 4.5V to 28V Typical, 8A Peak Output Current n 0. Output Voltage Range n EN55022 Class B Certified n Output Voltage Tracking ...
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LTM4606 absoluTe MaxiMuM raTings (Note 1) DRV , V ................................................ –0. OUT PLLIN, FCB, TRACK/SS, MPGM, MARG0, MARG1, PGOOD, RUN ..............–0.3V to INTV V , COMP ................................................ –0. ....................................................... –0.3V to ...
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T application (front page) configuration, R SYMBOL PARAMETER I Input Supply Bias Current Q(VIN) I Input Supply Current S(VIN) INTV V = 12V, RUN > Output Specifications I ...
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LTM4606 elecTrical characTerisTics operating temperature range, otherwise specifications are at T application (front page) configuration, R SYMBOL PARAMETER I Current into DRV Pin DRVCC CC R Resistor Between V and V FBHI OUT RUN Volts From RUN to GND Maximum ...
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Typical perForMance characTerisTics Efficiency vs Load Current with 5V (FCB = 0) IN 100 0.6V OUT 1.2V OUT 60 1.8V OUT 2.5V OUT 3.3V OUT LOAD CURRENT (A) 4606 G01 ...
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LTM4606 Typical perForMance characTerisTics –55°C, Start-Up OUT V OUT 0.5V/DIV I IN 0.5A/DIV 4606 G10 1ms/DIV V = 12V 1.5V OUT C = 2× 22µF , 10V CERAMIC OUT 1× 100µF , 6.3V CERAMIC ...
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FuncTions 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. V (Bank 3): Power Output Pins. Apply output load OUT ...
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LTM4606 pin FuncTions RUN (Pins A10, B9): Run Control Pins. A voltage above 1.9V will turn on the module, and below 1V will turn off the module. A programmable UVLO function can be ac- complished with a resistor from V ...
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DiagraM >1. <1V = OFF MAX = 5V RUN PGOOD COMP INTERNAL COMP SGND MARG1 MARG0 SET FB 19.1k 41.2k FCB 10k MPGM TRACK/SS PLLIN C SS 4.7µF INTV CC DRV CC Decoupling ...
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LTM4606 operaTion Power Module Description The LTM4606 is a standalone non-isolated 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 ...
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The typical LTM4606 application circuit is shown in Fig- ure 20. External component selection is primarily deter- mined by the maximum load current and output voltage. Refer to Table 2 for specific external capacitor requirements for a particular ...
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LTM4606 applicaTions inForMaTion Without considering the inductor ripple current, the RMS current of the input capacitor can be estimated as: I OUT(MAX) I • D • 1– CIN(RMS) η In the above equation, η is the estimated ...
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Figure 3. Normalized Output Ripple Current vs Duty Cycle, Dlr = V Fault ...
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LTM4606 applicaTions inForMaTion Output Voltage Tracking Output voltage tracking can be programmed externally using the TRACK/SS pin. The output can be tracked up and down with another regulator. Figure 4 shows an example of coincident tracking where the master regulator’s ...
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PLLIN The power module has a phase-locked loop comprised of an internal voltage controlled oscillator and a phase detector. This allows the internal top MOSFET turn- locked to the rising edge of the external clock. The ...
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LTM4606 applicaTions inForMaTion 2.5 2.0 12V LOSS 1.5 1.0 0 OUTPUT CURRENT (A) Figure 6. 1.5V Power Loss 1.5V , 0LFM 1 IN OUT 5V , 1.5V ...
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IN OUT 12V , 3.3V , 200LFM IN OUT 12V , 3.3V , 400LFM IN OUT AMBIENT TEMPERATURE (°C) Figure 12. No Heat ...
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LTM4606 applicaTions inForMaTion Table 2. Output Voltage Response vs Component Matrix (Refer to Figure 20) TYPICAL MEASURED VALUES C VENDORS PART NUMBER OUT1 TAIYO YUDEN JMK316BJ226ML-T501 (22µF , 6.3V) TAIYO YUDEN JMK325BJ476MM-T (47µF , 6.3V) TDK C3225X5R0J476M (47µF , 6.3V) ...
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Table 3. 1.5V Output DERATING CURVE V (V) IN Figures Figures Figures Figures Figures Figures ...
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LTM4606 applicaTions inForMaTion Frequency Adjustment The LTM4606 is designed to typically operate at 800kHz across most input conditions. The f open or decoupled with an optional 1000pF capacitor. The switching frequency has been optimized for maintaining constant output ripple noise ...
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Typical applicaTions 10V TO 28V C IN 10µF 35V CERAMIC x2 TRACK/SS CONTROL 4.5V TO 28V C IN 10µF 35V CERAMIC OUT C1 10µ PLLIN 100k 100k PGOOD OUT RUN ...
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LTM4606 Typical applicaTions 4.5V TO 28V C IN 10µF 35V CERAMIC 4.5V TO 28V + 2-PHASE OSCILLATOR + V OUT1 GND OUT2 C7 R5 0.1µF 118k SET MOD LTC6908 OUT CLOCK SYNC C1 10µF R4 ...
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Typical applicaTions 28V + 2-PHASE OSCILLATOR + V OUT1 GND OUT2 C9 R5 0.1µF 118k SET MOD LTC6908-1 Figure 22. 2-Phase, 3.3V and 2.5V Outputs at 6A with Tracking and Margining 3.3V C3 10µF CLOCK SYNC ...
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LTM4606 Typical applicaTions 4.5V TO 28V + 2-PHASE OSCILLATOR + V OUT1 C9 GND OUT2 R5 0.1µF 182k SET MOD LTC6908-1 Figure 23. 2-Phase, 1.8V and 1.5V Outputs at 6A with Tracking and Margining 24 1.8V C3 10µ ...
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DescripTion PIN NAME ...
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LTM4606 package DescripTion 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 4606fb ...
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REV DATE DESCRIPTION A 3/10 Change to Features. Change to Absolute Maximum Ratings. Changes to Electrical Characteristics. Changes to Related Parts. B 3/11 Text updated throughout the data sheet. Graph replaced on the front page, Figure 2, and ...
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... LTM8033 3A EMC DC/DC µModule Regulator 28 Linear Technology Corporation 1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408) 432-1900 FAX: (408) 434-0507 ● COMMENTS Synchronizable, PolyPhase Operation, LTM4601-1/LTM4601A-1 Version Has No Remote Sensing, LGA Package 4.5V ≤ V ≤ 26.5V, 0.8V ≤ LGA Package 2.375V ≤ V ≤ 5.5V, 0.8V ≤ 2.375V ≤ ...