en5310 Enpirion, en5310 Datasheet
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en5310
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en5310 Summary of contents
Page 1
... ENPIRION Description The EN5310 is a Power System on a Chip DC- DC converter specifically designed to meet the precise voltage and requirements of present performance, low-power processor, DSP, FPGA, memory boards and system level applications in a distributed power architecture. Advanced circuit techniques, ultra high switching frequency, and ...
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... This diagram is a top-view of the component and represents the on-board layout requirements for the landing pads and thermal connection points. Specific dimensions for the pads are presented on page 10. Pin 1 of the device is signified by the white dot marked on the top of the device. Block Diagram 2 www.enpirion.com ...
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... NOTES: 2. Based on a four-layer board and proper thermal design. 200 400 600 800 Output Current (mA) SYMBOL V T STG T SYMBOL 3 1000 1200 MIN MAX UNITS -0 -0.5 2.8 V -65 150 °C 150 °C J 260 °C 2000 V TYPICAL UNITS θ 36 °C/W JA θ 6 °C/W JC www.enpirion.com ...
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... Max voltage to ensure the converter is disabled Min voltage to ensure the converter is enabled I = 1mA POK Supply voltage applied to POK 4 MIN TYP MAX UNITS 2.375 5 MHz 160 °C 0 +0.25 % -0.45 + 0.65 % -0. 1000 mA 0.8 V 1.8 V 0.4 V 5.5 V requirements. J www.enpirion.com ...
Page 5
... Power open drain transistor for power system state indication Soft-Start node. A capacitor is connected between this pin and AGND. NOTES: 4. This pin is used for engineering test purposes and reserved for future use. Solder, but do not electrically connect this pin to the PCB. FUNCTION . OUT 5 www.enpirion.com ...
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... Power good circuit indicating whether the output voltage is within 90%-120% of the programmed voltage. Output Voltage Programming The EN5310 output voltage is programmed using one of two methods. Common output voltages are achieved by tying one or more of the three Voltage Select pins (VS0, VS1 & VS2) to ground (see Table 1) ...
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... X5R or X7R. In some applications, lower value capacitors are needed in parallel with the larger, lossy capacitors in order to provide high frequency decoupling. The EN5310 has been optimized for use with about 20µF of ceramic output capacitance required that these be low-cost, low-ESR, ceramic capacitors rated X5R or X7R. (See the ...
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... The following are general layout guidelines to consider. The CMOS chip inside the EN5310 has two grounds: AGND for the controller, and PGND for the power stage. These two grounds need to be connected outside the package at one point through a low-impedance trace ...
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... Rev 1.01 – November 2006 Packaging Information Mechanical Drawing and Nominal Dimensions Bottom View 9 www.enpirion.com ...
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... Enpirion reserves the right to make changes in circuit design and/or specifications at any time without notice. Information furnished by Enpirion is believed to be accurate and reliable. Enpirion assumes no responsibility for its use or for infringement of patents or other third party rights, which may result from its use. Enpirion products are not authorized for use in nuclear control systems, as critical components in life support systems or equipment used in hazardous environment without the express written authority from Enpirion ...