ISL8225MEVAL2Z INTERSIL | Alldatasheet

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Technical content

curves in the ISL8225M datasheet. can be easily programmed to 30A and 60A use. module 3 (or 2) is disabled. In this mode, all modules are running. control all modules to startup. components, including the solder attachment, are lead-free. wires or sensing resistors on correct positions. resistors with short copper straps. room temperature without additional cooling systems needed. determine the output current available.

  1. Use the top and bottom layers to carry the large current.
  2. Phase 1 and Phase 2 pads are switching nodes that generate

TABLE 1. VALUE OF BOTTOM RESISTOR FOR DIFFERENT OUTPUT

  1. To avoid noise coupling, we recommend adding 1nF
  2. Place the modules evenly on the board and leave enough
  3. If the ambient temperature is high or the board space is

the jumper JP4 (RS) to the point of load. TABLE 2. ISL8225M 3-MODULE BOARD OPERATION MODES

8 Cascaded Module Operation MODEs 5A+5A+7A+5A+5A +5A/7A, No External Clock Required 12-Phase

FIGURE 2. ISL8225MEVAL2Z BOARD SCHEMATIC

FIGURE 3. ISL8225MEVAL2Z BOARD SCHEMATIC

FIGURE 4. ISL8225MEVAL2Z BOARD SCHEMATIC

10 AN1789.0 December 3, 2012 Bill of Materials PART NUMBER REF DES QTY. VALUE TOL. VOLTAGE POWER PACKAGE TYPE JEDEC TYPE MANUFACTURER DESCRIPTION 10TPB330M C04, C08, C016, C024, C08A 5 330µF 20% 10V SMD CAP_7343_149 SANYO-POSCAP Standa rd solid electrolytic chip tantalum SMD capacitor 131-4353-00 TP1 1 CONN TEK131-4353-00 Tektronix Scope probe test point PCB mount 2N7002-7-F Q1 1 SOT23 SOT23 Fairchild N-Channel EMF effect transistor (Pb-free) 5002 TP2-TP11 10 THOLE MTP500X Keystone Miniature white test point 0.100 pad

0.040 Thole

ECA-1VM471 CINA, CINB 2 470µF 20% 35V RADIAL CAPR_708X 1398_300_P Panasonic Radial capacitor Pb-free GRM21BR71C475KA73L C1-C3 3 4.7µF 10% 16V 805 CAP_0805 Murata Ceramic capacitor GRM32ER70A476K C0, C02, C05, C010, C013, C014, C018 7 47µF 10% 10V 1210 CAP_1210 Murata Ceramic chip capacitor GRM32ER71E226KE15L CIN1-CIN12 12 22µF 10% 25V 1210 CAP_1210 Murata Ceramic chip capacitor H1045-00101-50V10 C6, C7, C13, C14, C20, C21 6 100pF 10% 50V 603 CAP_0603 Generic Multilayer capacitor H1045-00102-16V10 C8 1 1000pF 10% 16V 603 CAP_0603 Generic Multilayer capacitor H1045-00102-50V10 C4, C5, C9, C11, C16-C19, C23-C31, C40 18 1000pF 10% 50V 603 CAP_0603 Generic Multilayer capacitor H1045-00103-50V10 C35 1 0.01µF 10% 50V 603 CAP_0603 Generic Multilayer capacitor H1045-OPEN C10, C12, C15, C22, C32-C34, C36, C37, C39, C42, C44, C47

13 OPEN 5% OPEN 603 CAP_0603 Generic Multilayer capacitor

H1082-OPEN C01, C03, C06, C07, C09, C011, C012, C015, C017, C019, C021, C023

12 OPEN 10% OPEN 1210 CAP_1210 Generic Ceramic chip capacitor

H2505-DNP-DNP-1 R3, R4, R13-R17, R20, R21,R24, R25, R28-R31, R37, R48, R50, R51, R56-R58, R86, R87, R10B, RFSET

26 DNP 1% DNP 603 RES_0603 Generic Metal film chip resistor (do not populate)

11 AN1789.0 December 3, 2012 H2511-00R00-1/16W1 R7-R10, R18, R19, R22, R23, R26, R27, R33, R35, R36, R42-R47, R49, R52, R54, R55, R81, R9B, R20B, R28B, R37B, R44B 29 0 Ω 1% 1/16W 603 RES_0603 Generic Thick film chip resistor H2511-01001-1/16W1 R1, R2, R6 3 1k Ω 1% 1/16W 603 RES_0603 Generic Thick film chip resistor H2511-03321-1/16W1 R11, R12 2 3.32k Ω 1% 1/16W 603 RES_0603 Generic Thick film chip resistor H2511-04990-1/16W1 R64, R82 2 499 Ω 1% 1/16W 603 RES_0603 Generic Thick film chip resistor H2520-00R00-1/2W5 R38-R40, R53, R59-R62, R65-R80 24 0 Ω 5% 1/2W 2010 RES_2010 Generic Thick film chip resistor ISL8225MIRZ M1-M3 3 QFN QFN26_670X670_ISL8225M In tersil Dual 15A DC/DC power module JUMPER-3-100 J7, J8 2 THOLE JUMP ER-3 Generic Three pin jumper JUMPER2_100 JP4, JP8 2 THOLE JUMPER-1 Generic Two pin jumper KPA8CTP J1-J6 6 CONN KPA8CTP Burndy Wire connector lug MCR03EZPFX3001 R5 1 3k Ω 1% 1/10W 603 RES_0603 ROHM Metal film chip resistor SSL-LXA3025IGC LED1 1 SMD LED_3X2_5MM Lumex 3mmx2.5mm surface mount red/green LED NOTE: Bill of Materials (Continued) PART NUMBER REF DES QTY. VALUE TOL. VOLTAGE POWER PACKAGE TYPE JEDEC TYPE MANUFACTURER DESCRIPTION