ADP3155JRU Analog Devices, ADP3155JRU Datasheet
ADP3155JRU
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ADP3155JRU Summary of contents
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... Pentium is a registered trademark of Intel Corporation. All other trademarks are the property of their respective holders. REV. A Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties which may result from its use ...
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ADP3155–SPECIFICATIONS Parameter OUTPUT ACCURACY 1.3 V Output Voltage 2.0 V Output Voltage 3.5 V Output Voltage OUTPUT VOLTAGE LINE REGULATION 2 INPUT DC SUPPLY CURRENT Normal Mode Shutdown CURRENT SENSE THRESHOLD VOLTAGE VID0–VID4 THRESHOLD Low High VID0–VID4 INPUT CURRENT VID0–VID4 ...
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... ORDERING GUIDE Temperature Package Model Range Description ADP3155JRU +70 C Thin Shrink Small RU-20 Outline (TSSOP) CAUTION ESD (electrostatic discharge) sensitive device. Electrostatic charges as high as 4000 V readily accumulate on the human body and test equipment and can discharge without detection. Although the ADP3155 features proprietary ESD protection circuitry, permanent damage may occur on devices subjected to high energy electrostatic discharges ...
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ADP3155 P 1 SYSTEM IRF3103 8 470pF LDO1 +1. 1000 F 5k RTN R3 20k Figure 2. Typical VRM8.2/8.3/8.4 Compliant Core DC/DC Converter Circuit V DRIVE1 ...
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V = 3.5V OUT V = 2.8V 95 OUT 2.0V OUT V = 1.3V OUT SEE FIGURE 2 65 1.4 2.8 4.2 5.6 7 8.4 9.8 11.2 12.6 14 OUTPUT CURRENT – ...
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ADP3155 VID0– V 5-BIT CODE CC VID4 ADP3155 SD DRIVE1 CMP DRIVE2 1k C SENSE+ T SENSE– 4700pF AGND PGND OP27 100k 1.2V 0.1 F Figure 13. Closed-Loop Test Circuit for Accuracy THEORY OF OPERATION The ADP3155 uses a current-mode, ...
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Power Good The ADP3155 has an internal monitor that senses the output voltage and drives the PWRGD pin of the device. This pin is an open drain output whose high level (when connected to a pull- up resistor) indicates that ...
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ADP3155 Transient tolerance (for less than the supply voltage for the processor core when the load changes between the mini- mum and maximum values with a di/ 130 mV OTR+ V ...
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Tips for Selecting the Inductor Core Ferrite designs have very low core loss, so the design should focus on copper loss and on preventing saturation. Molypermalloy, or MPP low loss core material for toroids, and it yields the ...
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ADP3155 high side FET, however, is turned on with only 12 V – Checking the typical output characteristics of the device in the data sheet shows that for an output current and ...
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V supply of the IC. The values of these resistors can ...
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ADP3155 Linear Regulator Design Example Maximum Ambient Temperature . . . . . . . . . . . . T Input Voltage . . . . . . . . . . . . . . . . . ...
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The output capacitors should also be connected as closely as possible to the load (or connector) that receives the power (e.g., a microprocessor core). If the load is distrib- uted, the capacitors also should be distributed, and gen- erally ...
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ADP3155 0.177 (4.50) 0.169 (4.30) 0.006 (0.15) 0.002 (0.05) SEATING OUTLINE DIMENSIONS Dimensions shown in inches and (mm). 20-Lead Thin Shrink Small Outline (TSSOP) RU-20 0.260 (6.60) 0.252 (6.40 0.256 (6.50) 0.246 (6.25 PIN 1 0.0433 ...