ADP3163JRUZ-REEL Analog Devices Inc, ADP3163JRUZ-REEL Datasheet
ADP3163JRUZ-REEL
Specifications of ADP3163JRUZ-REEL
Related parts for ADP3163JRUZ-REEL
ADP3163JRUZ-REEL Summary of contents
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GENERAL DESCRIPTION The ADP3163 is a highly efficient multiphase synchronous buck switching regulator controller optimized for converting main supply into the core supply voltage required by high performance Intel processors. The ADP3163 uses ...
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ADP3163–SPECIFICATIONS Parameter FEEDBACK INPUT Accuracy 1.1 V Output 1.6 V Output 1.85 V Output Line Regulation Input Bias Current Crowbar Trip Point Crowbar Reset Point Crowbar Response Time REFERENCE Output Voltage Output Current VID INPUTS Input Low Voltage Input High ...
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Parameter PWM OUTPUTS Output Voltage Low Output Voltage High 2 Duty Cycle Limit Per Phase SUPPLY DC Supply Current Normal Mode No CPU Mode UVLO Mode UVLO Threshold Voltage UVLO Hysteresis NOTES 1 All limits at temperature extremes are guaranteed ...
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ADP3163 Pin Name Function 1–5 VID4 – Voltage Identification DAC Inputs. These pins are pulled internal 3 V reference, providing a VID0 Logic 1 if left open. The DAC output programs the FB regulation voltage from 1.1 ...
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CT CAPACITANCE – –0.5 Typical Performance Characteristics–ADP3163 4.5 4.4 4.3 4.2 4.1 4.0 0 500 250 300 1.6V ...
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ADP3163 Table II. Output Voltage vs. VID Code VID4 VID3 VID2 VID1 ...
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Active Current Sharing The ADP3163 ensures current balance in all the active phases by sensing the current through a single sense resistor. During one phase's ON time, the current through the respective high side MOSFET and inductor is measured through ...
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ADP3163 tolerance, e.g., an MLC capacitor with NPO dielectric and with 5% or less tolerance. Inductance Selection The choice of inductance determines the ripple current in the inductor. Less inductance leads to more ripple current, which increases the output ripple ...
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ADP3163 ...
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ADP3163 At output voltages below 750 mV, the current sense threshold is reduced to 108 mV, and the ripple current is negligible. There- fore, at dead short the output current is reduced to: V 108 ...
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The critical capacitance limit for this circuit is 6.93 mF, while the actual capacitance of the nine Rubycon capacitors is 9 2200 F = 19.8 mF. In this case, the capacitance is safely above the critical value. Multilayer ceramic capacitors ...
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ADP3163 Allocating half of the total dissipation for the four high-side MOSFETs and half for the four low-side MOSFETs, and assuming that the resistive and switching losses of the high-side MOSFETs are equal, the required maximum MOSFET resis- tances will ...
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LAYOUT AND COMPONENT PLACEMENT GUIDELINES The following guidelines are recommended for optimal perfor- mance of a switching regulator system. General Recommendations 1. For good results, at least a four-layer PCB is recommended. This should allow the needed ...
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ADP3163 14. The output power path, though not as critical as the switch- ing power path, should also be routed to encompass a small area. The output power path is formed by the current path through the current sensing resistor, ...
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OUTLINE DIMENSIONS Dimensions shown in inches and (mm). 20-Lead TSSOP (RU-20) 0.260 (6.60) 0.252 (6.40 0.177 (4.50) 0.169 (4.30) 0.256 (6.50) 0.246 (6.25 PIN 1 0.006 (0.15) 0.0433 (1.10) MAX 0.002 (0.05) 0.0256 (0.65) 0.0118 (0.30) ...
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