background image

Corporate Headquarters

TOYOSU FORESIA, 3-2-24 Toyosu,

Koto-ku, Tokyo 135-0061, Japan

www.renesas.com

Contact Information

For further information on a product, technology, the most 

up-to-date version of a document, or your nearest sales 

office, please visit:

www.renesas.com/contact/

Trademarks

Renesas and the Renesas logo are trademarks of Renesas 

Electronics Corporation. All trademarks and registered 

trademarks are the property  of their respective owners.

IMPORTANT NOTICE AND DISCLAIMER

RENESAS ELECTRONICS CORPORATION AND ITS SUBSIDIARIES (“RENESAS”) PROVIDES TECHNICAL 

SPECIFICATIONS AND RELIABILITY DATA (INCLUDING DATASHEETS), DESIGN RESOURCES (INCLUDING 

REFERENCE DESIGNS), APPLICATION OR OTHER DESIGN ADVICE, WEB TOOLS, SAFETY INFORMATION, AND 

OTHER RESOURCES “AS IS” AND WITH ALL FAULTS, AND DISCLAIMS ALL WARRANTIES, EXPRESS OR IMPLIED, 

INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A 

PARTICULAR PURPOSE, OR NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY RIGHTS.
These resources are intended for developers skilled in the art designing with Renesas products. You are solely responsible 

for (1) selecting the appropriate products for your application, (2) designing, validating, and testing your application, and (3) 

ensuring your application meets applicable standards, and any other safety, security, or other requirements. These 

resources are subject to change without notice. Renesas grants you permission to use these resources only for 

development of an application that uses Renesas products. Other reproduction or use of these resources is strictly 

prohibited. No license is granted to any other Renesas intellectual property or to any third party intellectual property. 

Renesas disclaims responsibility for, and you will fully indemnify Renesas and its representatives against, any claims, 

damages, costs, losses, or liabilities arising out of your use of these resources. Renesas' products are provided only subject 

to Renesas' Terms and Conditions of Sale or other applicable terms agreed to in writing. No use of any Renesas resources 

expands or otherwise alters any applicable warranties or warranty disclaimers for these products. 

(Rev.1.0  Mar 2020)

© 2020 Renesas Electronics Corporation. All rights reserved.

Summary of Contents for ISL70002SEHEVAL1Z

Page 1: ...or synchronized to a 500kHz to 1MHz 20 external clock Two ISL70002SEH ICs can be synchronized to each other in a master slave configuration providing nearly twice the output current while switching 18...

Page 2: ...ground planes as required 4 Connect all AGND DGND and PGNDx pins directly to the ground plane Connect all PVINx pins directly to the VIN portion of the power plane 5 Locate ceramic bypass capacitors a...

Page 3: ...C CASE TEMPERATURE FIGURE 7 EFFICIENCY vs LOAD vs OUTPUT VOLTAGE VIN 3 3V fSW 1MHz 25 C CASE TEMPERATURE 50 55 60 65 70 75 80 85 90 95 100 0 1 2 3 4 5 6 7 8 9 10 11 12 EFFICIENCY LOAD CURRENT A 1 0VOU...

Page 4: ...L1Z immersed in a temperature calibrated liquid bath to ensure the notated IC case temperature Continued 50 55 60 65 70 75 80 85 90 95 100 0 1 2 3 4 5 6 7 8 9 10 11 12 EFFICIENCY LOAD CURRENT A 1 8VOU...

Page 5: ...d in a temperature calibrated liquid bath to ensure the notated IC case temperature Continued 50 55 60 65 70 75 80 85 90 95 100 0 1 2 3 4 5 6 7 8 9 10 11 12 EFFICIENCY LOAD CURRENT A 1 8VOUT 1 5VOUT 1...

Page 6: ...AN1732 Rev 1 00 Page 6 of 13 December 6 2016 ISL70002SEHEVAL1Z FIGURE 20 ISL70002SEHEVAL1Z BOARD SCHEMATIC ISL70002SEH...

Page 7: ...25 KEMET Multilayer Cap C0805C682K2RAC C8 C9 2 6800pF 10 200V 805 CAP_0805 KEMET Multilayer Cap LTST C170CKT D1 1 SMD LTST_C170CKT LITEON AlGaAs on GaAs Red LED 1N5822US D2 0 SMD2 DIO_CASE_D 5B MICROS...

Page 8: ...1206 GENERIC Thick Film Chip Resistor S0603CA1962BEZ R8 R10 2 19 6k 0 10 1 10W 603 RES_0603 State of the Art 25ppm Thin Film Chip Resistor S0603CA4021BEZ R9 R11 2 4 02k 0 10 1 10W 603 RES_0603 State o...

Page 9: ...AN1732 Rev 1 00 Page 9 of 13 December 6 2016 ISL70002SEHEVAL1Z Board Layout FIGURE 21 TOP SIDE ASSEMBLY DRAWING FIGURE 22 TOP LAYER...

Page 10: ...AN1732 Rev 1 00 Page 10 of 13 December 6 2016 ISL70002SEHEVAL1Z FIGURE 23 LAYER 2 FIGURE 24 LAYER 3 Board Layout Continued...

Page 11: ...AN1732 Rev 1 00 Page 11 of 13 December 6 2016 ISL70002SEHEVAL1Z FIGURE 25 LAYER 4 FIGURE 26 LAYER 5 Board Layout Continued...

Page 12: ...AN1732 Rev 1 00 Page 12 of 13 December 6 2016 ISL70002SEHEVAL1Z FIGURE 27 LAYER 6 FIGURE 28 LAYER 7 Board Layout Continued...

Page 13: ...AN1732 Rev 1 00 Page 13 of 13 December 6 2016 ISL70002SEHEVAL1Z FIGURE 29 BOTTOM LAYER FIGURE 30 BOTTOM SIDE ASSEMBLY DRAWING Board Layout Continued...

Page 14: ...e intended for developers skilled in the art designing with Renesas products You are solely responsible for 1 selecting the appropriate products for your application 2 designing validating and testing...

Page 15: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Renesas Electronics ISL70002SEHEVAL1Z...

Reviews: