LTM4601AHVIV#PBF Linear Technology, LTM4601AHVIV#PBF Datasheet
LTM4601AHVIV#PBF
Specifications of LTM4601AHVIV#PBF
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LTM4601AHVIV#PBF Summary of contents
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... L, LT, LTC and LTM, Linear Technology, the Linear logo, μModule and PolyPhase are registered trademarks and Ultrafast is a trademark of Linear Technology Corporation. All other trademarks are the property of their respective owners. Protected by U.S. Patents including 5481178, 5847554, 6580258, 6304066, 6476589, 6774611, 6677210 ...
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... ORDER INFORMATION LEAD FREE FINISH PART MARKING* LTM4601AHVEV#PBF LTM4601AHVV LTM4601AHVIV#PBF LTM4601AHVV LTM4601AHVMPV#PBF LTM4601AHVMPV Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi label on the shipping container. For more information on lead free part marking, go to: This product is only offered in trays ...
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ELECTRICAL CHARACTERISTICS temperature range, otherwise specifi cations are 40.2k. SET SYMBOL PARAMETER I Input Supply Current S(VIN) INTV V = 12V, RUN > Output Specifi cations I Output Continuous Current Range OUTDC ΔV ...
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LTM4601AHV ELECTRICAL CHARACTERISTICS temperature range, otherwise specifi cations are 40.2k. SET SYMBOL PARAMETER Control Stage V Error Amplifi er Input Voltage FB Accuracy V RUN Pin On/Off Threshold RUN I Soft-Start Charging Current SS/TRACK t Minimum ...
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TYPICAL PERFORMANCE CHARACTERISTICS Effi ciency vs Load Current with 5V IN 100 0.6V OUT 70 1.2V OUT 1.5V OUT 65 2.5V OUT 3.3V OUT LOAD CURRENT (A) 4601AHV G01 1.2V Transient ...
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LTM4601AHV TYPICAL PERFORMANCE CHARACTERISTICS Start-Up –55° LOAD 10A LOAD 10ms/DIV 4601AHV G16 V = 12V 1.5V OUT C = 470μ 22μF OUT SOFT-START = 10nF Step-Down Ratio IN ...
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PIN FUNCTIONS (See Package Description for Pin Assignment) 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 ...
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LTM4601AHV PIN FUNCTIONS (See Package Description for Pin Assignment) SGND (Pins H12, H11, G11): Signal Ground. These pins connect to PGND at output capacitor point. See Figure 17. COMP (Pin A11): Current Control Threshold and Error Amplifi er Compensation Point. ...
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DECOUPLING REQUIREMENTS SYMBOL PARAMETER C External Input Capacitor Requirement 4.5V to 28V OUT C External Output Capacitor Requirement OUT (V = 4.5V to 28V OUT OPERATION Power Module Description The LTM4601AHV is a ...
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LTM4601AHV APPLICATIONS INFORMATION The typical LTM4601AHV application circuits are shown in Figures 19 and 20. External component selection is primar- ily determined by the maximum load current and output voltage. Refer to Table 2 for specifi c external capacitor requirements ...
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APPLICATIONS INFORMATION For a buck converter, the switching duty-cycle can be estimated as: V OUT Without considering the inductor current ripple, the RMS current of the input capacitor can be estimated as: I OUT(MAX ...
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LTM4601AHV APPLICATIONS INFORMATION Multiphase operation with multiple LTM4601AHV devices in parallel will lower the effective output ripple current due to the interleaving operation of the regulators. For example, each LTM4601AHV’s inductor current of a 12V to 2.5V multiphase design can ...
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... L OUT f is frequency and m is the number of parallel phases. This calculation process can be easily fulfi lled using our Excel tool (Refer to the Linear Technology μModule Power Design Tool). Fault Conditions: Current Limit and Overcurrent Foldback LTM4601AHV has a current mode controller, which inher- ently limits the cycle-by-cycle inductor current not only in steady-state operation, but also in transient ...
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LTM4601AHV APPLICATIONS INFORMATION Run Enable The RUN pin is used to enable the power module. The pin has an internal 5.1V Zener to ground. The pin can be driven with a logic input not to exceed 5V. The RUN pin ...
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APPLICATIONS INFORMATION 5.0 4.5 4.0 24V IN 3.5 3.0 12V IN 2.5 2.0 1 1.0 0 OUTPUT CURRENT (A) Figure 7. 1.5V Output Power Loss ...
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LTM4601AHV APPLICATIONS INFORMATION 12V , 3.3V 0LFM 2 IN OUT 12V , 3.3V 200LFM IN OUT 12V , 3.3V 400LFM IN OUT AMBIENT TEMPERATURE (°C) Figure 13. 12V , 3.3V , ...
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APPLICATIONS INFORMATION Table 2. Output Voltage Response Versus Component Matrix* (Refer to Figures 19 and 20 Load Step TYPICAL MEASURED VALUES C VENDORS PART NUMBER OUT1 TDK C4532X5R0J107MZ (100μF ,6.3V) TAIYO YUDEN JMK432BJ107MU-T ( 100μF , 6.3V) ...
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LTM4601AHV APPLICATIONS INFORMATION Table 3. 1.5V Output at 12A DERATING CURVE V (V) IN Figures 9, 11 12, 24 Figures 9, 11 12, 24 Figures 9, 11 12, 24 Figures 10, 12 ...
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APPLICATIONS INFORMATION the thermal models and the derating curves. Tables 3 and 4 provide a summary of the equivalent θ conditions. These equivalent θ parameters are correlated JA to the measured values, and are improved with air fl ow. The ...
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LTM4601AHV APPLICATIONS INFORMATION Frequency Adjustment The LTM4601AHV is designed to typically operate at 850kHz 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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APPLICATIONS INFORMATION Solution Lower the switching frequency at lower input voltages to allow for higher duty cycles, and meet the 400ns mini- mum off-time at 4.5V input voltage. The off-time should be about 500ns with 100ns guard band. The duty ...
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LTM4601AHV APPLICATIONS INFORMATION 4.5V TO 16V R2 100k PGOOD C2 10μF 25V 3x V OUT V IN 22V TO 28V R2 100k 100k PGOOD + C IN BULK C OPT IN 10μF 35V 3x CER 5% MARGIN ...
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APPLICATIONS INFORMATION 28V + C1 0.1μF LTC6908 118k V OUT1 GND OUT2 3 4 SET MOD 2-PHASE OSCILLATOR C8 10μF 35V 2x *C5 OPTIONAL TO REDUCE ANY LC RINGING. NOT ...
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LTM4601AHV TYPICAL APPLICATIONS 24 4601ahvfa ...
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TYPICAL APPLICATIONS LTM4601AHV 4601ahvfa 25 ...
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LTM4601AHV 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 4601ahvfa ...
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PACKAGE DESCRIPTION PIN NAME INTV PLLIN B8 A9 TRACK/SS B9 A10 RUN ...
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LTM4601AHV PACKAGE DESCRIPTION PIN NAME PIN NAME ...
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... Edited various text in the Applications Information section. Updated Figures 7 and 8. 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. LTM4601AHV ...
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... LGA Package This product contains technology licensed from Silicon Semiconductor Corporation. ● www.linear.com ≤ 5V, OUT ≤ 5V; OUT ≤ 5V, OUT ≤ 5V, OUT ≤ 10V, Pin Compatible, OUT ® 4601ahvfa LT 1210 REV A • PRINTED IN USA © LINEAR TECHNOLOGY CORPORATION 2008 ...