Intersil ISL8088EVAL1Z Application Note

Current 2.25MHz High Efficiency Synchronous Buck Regulator Description The ISL8088EVAL1Z kit is intended for use by individuals with requirements for Point-of-Load applications sourcing from 2.75V to 5.5V. The ISL8088EVAL1Z evaluation board is used to demonstrate the performance of the ISL8088 low quiescent curre ...

2 AN1492.2 February 14, 2014 ISL8088EVAL1ZREVA Schematic TU BUI / HUONG DOAN OFF ON/EX PG PWM PFM VOUT1 VOUT1_S PGND ON/EX PGND PGND SYNC PLEASE KEEP FB1, FB2 PINS TRACES SHORT NOTE: EN2 OFF VOUT2_S VOUT2 EN1 SGND LX1_S 3/20/08 HUONG DOAN VIN 100K R3 PGND VIN VIN 1 VIN C9 R11 R1 100K SYNC S1 VIN VOUT1 VOUT1_S C7 OPEN R14 ISL8088IRZ U1 P ...

3 AN1492.2 February 14, 2014 TABLE 2. BILL OF MATERIALS PART NUMBER QTY UNIT REFERENCE DESIGNATOR DESCRIPTION MANUFACTURER MANUFACTURER PART ISL8088EVAL1ZREVAPCB 1 ea PWB-PCB, ISL8088EVAL1Z, REVA, ROHS TITAN ISL8088EVAL1ZREVAPCB H1045-00100-50V5-T 2 ea C3, C5 CAP, SMD, 0603, 10pF, 50V, 5%, COG, ROHS YAGEO CC0603JRNP09BN100 VENKEL C0603C ...

4 AN1492.2 February 14, 2014 H2511-02003-1/10W1-T 1 ea R5 RES, SMD, 0603, 200k, 1/10W, 1%, TF, ROHS VENKEL CR0603-10W-2003FT YAGEO RC0603FR-07200KL VISHAY/DALE CRCW0603200KFKEA PANASONIC ERJ-3EKF2003V ROHM MCR03EZPFX2003 H2511-03163-1/10W1-T 1 ea R2 RES, SMD, 0603, 316k, 1/10W, 1%, TF, ROHS PANASONIC ERJ-3EKF3163V VENKEL CR0603-10W-3163 ...

5 AN1492.2 February 14, 2014 ISL8088EVAL1Z Board Layout FIGURE 1. TOP COMPONENTS FIGURE 2. TOP LAYER ETCH ...

6 AN1492.2 February 14, 2014 FIGURE 3. 2ND LAYER ETCH FIGURE 4. 3RD LAYER ETCH ISL8088EVAL1Z Board Layout (Continued) ...

7 Intersil Corporation reserves the right to make changes in circuit design, software and/or specifications at any time without notice. Accordingly, the reader is cautioned to verify that the Application Note or Technical Brief is current before proceeding. For information regarding Intersil Corporation and its products, see www.intersi ...