Intersil ISL8107EVAL2Z Application Note Download Page 8 | Manualshive

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AN1459.0

June 9, 2009

ISL8107EVAL2Z Layout

(Continued)

FIGURE 14. LAYER 3

FIGURE 15. BOTTOM LAYER

Application Note 1459

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Summary of Contents for ISL8107EVAL2Z

Page 1: ...8107 s bias supply can be tied to VIN through J1 with shunt between pins 2 and 3 When using separate supplies provide the ISL8107 bias voltage through P1 VBIAS with J1 s shunt between pins 1 and 2 The load can be connected to terminal P7 VOUT and P8 PGND TP3 and TP4 can be used for DMM to measure the output voltage Enabling and disabling the controller can be done through the toggle switch SW1 ISL...

Page 2: ...A µs transition between continuous conduction mode and discontinuous conduction mode Efficiency and Line Regulation The efficiency and the line regulation of the evaluation board with various input voltages are shown in Figures 8 and 9 respectively FIGURE 3 OUTPUT VOLTAGE RIPPLE IOUT 5A VOUT FIGURE 4 OUTPUT TRANSIENT VOUT FIGURE 5 OUTPUT TRANSIENT VOUT PHASE FIGURE 6 OUTPUT TRANSIENT VOUT PHASE FI...

Page 3: ... FIGURE 9 LINE REGULATION FOR VOUT 12V 12 000 12 010 12 020 12 030 12 040 12 050 12 060 12 070 12 080 12 090 12 100 0 1 2 3 4 5 6 LOAD CURRENT A OUTPUT VOLTAGE V VIN 18V VIN 24V VIN 36V VIN 48V VIN 60V Application Note 1459 ...

Page 4: ... 2 D4 D4 2 1 C26 1uF C26 1uF 1 2 C23 1uF C23 1uF 1 2 R9 0 R9 0 Q3 BSS123LT1 Q3 BSS123LT1 2 1 3 Q1 HAT2175H Q1 HAT2175H C12 1uF C12 1uF 1 2 C11 DNP C11 DNP 1 2 C15 1uF C15 1uF 1 2 R15 0 R15 0 P7 Vout P7 Vout 1 C4 0 22uF C4 0 22uF 1 2 L1 22uH L1 22uH 1 2 P2 GND P2 GND 1 P5 Vin P5 Vin 1 R2 20k R2 20k C22 150uF C22 150uF 1 2 C3 6 8nF C3 6 8nF 1 2 R1 11 3k R1 11 3k R5 40 2k R5 40 2k R16 0 R16 0 C25 1uF...

Page 5: ...r 0603 Various C10 1 0 1µF 50V X7R 10 Ceramic Capacitor 0603 Various C12 C23 C24 C25 C26 5 1µF 25V X5R 10 Ceramic Capacitor 0805 Various C13 1 0 01µF 50V X7R 10 Ceramic Capacitor 0603 Various C16 C17 2 100ME100PX 100µF 100V Aluminum Electrolytic Capacitor RAD 12 5x20 Sanyo C21 C22 2 20SEQP150M 150µF 20V OSCON Capacitor RAD 10x13 Sanyo C27 1 1000pF 50V X7R 10 Ceramic Capacitor 0603 Various C6 C11 C...

Page 6: ...6 AN1459 0 June 9 2009 ISL8107EVAL2Z Layout FIGURE 10 TOP SILK SCREEN FIGURE 11 TOP ASSEMBLY Application Note 1459 ...

Page 7: ...7 AN1459 0 June 9 2009 ISL8107EVAL2Z Layout Continued FIGURE 12 TOP LAYER FIGURE 13 LAYER 2 Application Note 1459 ...

Page 8: ...8 AN1459 0 June 9 2009 ISL8107EVAL2Z Layout Continued FIGURE 14 LAYER 3 FIGURE 15 BOTTOM LAYER Application Note 1459 ...

Page 9: ...ithout 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 intersil com AN1459 0 June 9 2009 ISL8107EVAL2Z Layout Continued FIGURE 16 BOTTOM SILK SCREEN Application Note 1459 ...

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