ISL62883CEVAL2Z Intersil, ISL62883CEVAL2Z Datasheet

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ISL62883CEVAL2Z

Manufacturer Part Number
ISL62883CEVAL2Z
Description
EVAL BOARD FOR ISL62883C
Manufacturer
Intersil
Datasheet

Specifications of ISL62883CEVAL2Z

Main Purpose
DC/DC, Step Down
Outputs And Type
1, Non-Isolated
Voltage - Output
0 ~ 1.5 V
Current - Output
75A
Voltage - Input
4.5 ~ 20 V
Regulator Topology
Buck
Frequency - Switching
300kHz
Board Type
Fully Populated
Utilized Ic / Part
ISL62883C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power - Output
-
ISL62883CEVAL2Z User Guide
Introduction
The ISL62883CEVAL2Z evaluation board demonstrates
the performance of the ISL62883 multiphase
synchronous-buck PWM V
Intel IMVP-6.5 protocol. The ISL62883 features Intersil's
Robust Ripple Regulator (R
dynamic-load generator is included for evaluating the
transient-load response. It applies a 300µs pulse of
approximately 25mΩ load across V
Contents of this document include:
• Design Criteria
• Recommended Test Equipment
• Interface Connections
• Switch Descriptions
• DIP Switch Descriptions
• Jumper Descriptions
• Test Point Descriptions
• Evaluation Board Documentation
Recommended Equipment
• (QTY 1) Adjustable 25V, 10A Power Supply
• (QTY 1) Fixed 5V, 100mA Power Supply
• (QTY 1) Fixed 12V, 100mA Power Supply
• (QTY 1) Adjustable Constant Current Electronic Load
• (QTY 1) Digital Voltmeter
• (QTY 1) Four-Channel Oscilloscope
V
V
Full-load
PWM Frequency
April 1, 2010
AN1557.0
IN
O
- Bill of materials
- Schematic
- Silk-screen plots
- Board layer plots
PARAMETER
TABLE 1. DC/DC DESIGN CRITERIA
CORE
3
1
4.5 to 20
0 to 1.5
) technology. An on-board
VALUE
300
75
controller implementing
O
and PGND.
1-888-INTERSIL or 1-888-468-3774
CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.
UNITS
VDC
VDC
ADC
kHz
Application Note 1557
Interface Connections
• V
• V
• +5V: +5V Input Voltage
• +12V: Input Voltage for the Dynamic-load Generator
Test Set-up
Switch Descriptions
• S3: Enable
• S5: Dynamic Load
_
+
- J5: V
- TP31: V
- J6: V
- TP32: V
- J11 and J12: V
- J13 and J14: V
- TP29: +5V Positive Input
- TP30: +5V Return Input
- TP3: 12V Positive Input
- TP2: 12V Return Input
- OFF: Short the VR_ON pin to GND (disable PWM)
- ON: Allow the VR_ON pin to pull-up to +5V (enable
- OFF: On-board dynamic load disabled
- ON: On-board dynamic load enabled
All other trademarks mentioned are the property of their respective owners.
VIN
IN
O:
PWM)
|
: Input Voltage to the Power Stage
Intersil (and design) is a registered trademark of Intersil Americas Inc.
Regulated Output Voltage
VCCSENSE
TP35 TP36
J2
IN
IN
ON
OFF
S2
VCORE
TP3
TP2
J6
PGND
J10
J5
VIN
Positive Power Input
IN
Return Power Input
IN
VSSSENSE
Positive Voltage Sense
Return Voltage Sense
Copyright Intersil Americas Inc. 2010. All Rights Reserved
FIGURE 1. TEST SET-UP
J1
ISL62883CEVAL2Z
O
O
PHASE1
J3
Positive Power Output
Return Power Output
J7
PHASE2
D1
ON
OFF
J8
S3
1
0
J4
PHASE3
J9
S1
VCORE
VCORE
PGND
PGND
Author: Jia Wei
J12
J14
J13
J11
J16
0
U2
+3.3V
PGND
TP37
TP29
TP30
+5V
1
VID0
VID1
VID2
VID3
VID4
VID5
VID6
5V
+
_

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ISL62883CEVAL2Z Summary of contents

Page 1

... ISL62883CEVAL2Z User Guide Introduction The ISL62883CEVAL2Z evaluation board demonstrates the performance of the ISL62883 multiphase synchronous-buck PWM V controller implementing CORE Intel IMVP-6.5 protocol. The ISL62883 features Intersil's 3 Robust Ripple Regulator (R ) technology. An on-board dynamic-load generator is included for evaluating the transient-load response. It applies a 300µs pulse of approximately 25mΩ ...

Page 2

DIP-Switch Descriptions • S1: Set the control signals - S1.1: Set the DPRSLPVR signal - S1.2: Set the PSI# signal • U2: Set the VID Jumper Descriptions • J1: Set the ISEN2 pin configuration. ISEN2 can be connected to the ...

Page 3

Bill of Materials REFERENCE QTY VALUE C1 1 0.01µF H1045-00103-16V10 C11 1 390pF C12, C14 2 330pF C13 1 1000pF H1045-00102-16V10 C15 DNP C16, C2, C22, C23, 6 1µF C26, C79 C18 1 0.47µF H1045-00474-16V10 C19 DNP C36, C37, C38, ...

Page 4

Bill of Materials (Continued) REFERENCE QTY VALUE Q1, Q14 2 Q15 1 Q2, Q4, Q6, Q8, Q10, 6 Q12 Q3, Q5, Q7, Q9, Q11, 6 Q13 R1 1 49.9 R10 1 536 R102 1 49.9k R104, R105 2 249 R106, ...

Page 5

... Bridge Driver (Pb-Free) ISL62883HRZ IMVP-6.5 PWM Controller PACKAGE VENDOR SM0603 Generic SM0603 Generic SM0805 Generic SM0603 Generic DIPSWSMT-4 C&K GT13MSCKE C&K SOT23 Diodes TP-150C100P Keystone MTP500X Keystone TSOP-5 On-Semi DIPSWSMT-14 C&K SOIC8 Intersil Foxconn SOIC8 Intersil QFN-40 Intersil AN1557.0 April 1, 2010 ...

Page 6

... GND ISEN1 + + FROM POWER STAGE 3 4 ISEN1 GND 5 6 VCORE VCCSENSE TP35 TP36 VSSSENSE FIGURE 2. ISL62883CEVAL2Z SCHEMATICS, PAGE Application Note 1557 OFF 3 P1 R21 10K ON P2 +3.3V R14 R23 0 1.91K CLK_EN# PGOOD TP16 TP13 PGOOD 2 PSI# UGATE2 R16 3 PHASE2 RBIAS 147K ...

Page 7

... BOOT FCCM R54 PWM3 3 6 PWM VCC 0.22UF 4 5 GND LGATE ISL6208 R53 + FIGURE 3. ISL62883CEVAL2Z SCHEMATICS, PAGE Application Note 1557 (Continued) IRF7821 IRF7821 PADS FOR BIG INDUCTOR OPENINGS WITH Q2 Q8 10MIL CLEARANCE PADS FOR SMALL INDUCTOR L1 0.36UH C30 IRF7832 IRF7832 R59 ...

Page 8

... AJ21 VCCAXG AJ19 VCCAXG AJ18 VCCAXG AJ16 VCCAXG AH21 VCCAXG AH19 VCCAXG AH18 VCCAXG AH16 VCCAXG VCCP1.2V IN TP38 VTT1 FIGURE 4. ISL62883CEVAL2Z SCHEMATICS, PAGE Application Note 1557 (Continued) RPGA989 U4 R111 R113 R112 VCCP1.2V IN C84 C85 DNP DNP 0 DNP DNP TP39 VTT2 VCORE ...

Page 9

... ISL62883CEVAL2Z Schematic +12V U5 C79 1 VDD 1UF HIP2100 R103 2N7002 499 1 Q14 FIGURE 5. ISL62883CEVAL2Z SCHEMATICS, PAGE Application Note 1557 (Continued VSS R104 249 R105 249 OFF VCORE Q15 1 SUD50N03_07 1 BAV99 J15 2 4 AN1557.0 April 1, 2010 ...

Page 10

... ISL62883CEVAL2Z Schematic FIGURE 6. ISL62883CEVAL2Z SCHEMATICS, PAGE Application Note 1557 (Continued) RPGA989 ./MODELS RPGA989 W9 A3 RSVD RSVD RSVD RSVD W5 A5 RSVD RSVD W3 A6 RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD V9 A10 Y6 RSVD RSVD RSVD V8 A15 Y7 RSVD RSVD RSVD V7 A16 Y9 RSVD RSVD ...

Page 11

... ISL62883CEVAL2Z Evaluation Board Layout 11 Application Note 1557 ISL62883CEVAL2Z FIGURE 7. TOP SILKSCREEN AN1557.0 April 1, 2010 ...

Page 12

... ISL62883CEVAL2Z Evaluation Board Layout 12 Application Note 1557 FIGURE 8. BOTTOM SILKSCREEN (Continued) AN1557.0 April 1, 2010 ...

Page 13

... ISL62883CEVAL2Z Evaluation Board Layout 13 Application Note 1557 FIGURE 9. LAYER 1 (Continued) AN1557.0 April 1, 2010 ...

Page 14

... ISL62883CEVAL2Z Evaluation Board Layout 14 Application Note 1557 FIGURE 10. LAYER 2 (Continued) AN1557.0 April 1, 2010 ...

Page 15

... ISL62883CEVAL2Z Evaluation Board Layout 15 Application Note 1557 FIGURE 11. LAYER 3 (Continued) AN1557.0 April 1, 2010 ...

Page 16

... ISL62883CEVAL2Z Evaluation Board Layout 16 Application Note 1557 FIGURE 12. LAYER 4 (Continued) AN1557.0 April 1, 2010 ...

Page 17

... ISL62883CEVAL2Z Evaluation Board Layout 17 Application Note 1557 FIGURE 13. LAYER 5 (Continued) AN1557.0 April 1, 2010 ...

Page 18

... ISL62883CEVAL2Z Evaluation Board Layout 18 Application Note 1557 FIGURE 14. LAYER 6 (Continued) AN1557.0 April 1, 2010 ...

Page 19

... ISL62883CEVAL2Z Evaluation Board Layout 19 Application Note 1557 FIGURE 15. LAYER 7 (Continued) AN1557.0 April 1, 2010 ...

Page 20

... ISL62883CEVAL2Z Evaluation Board Layout 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.intersil.com ...

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