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Application Note

Intersil ISL9220IRTZEVAL1Z, Application Note

The Intersil ISL9220IRTZEVAL1Z evaluation board is a versatile and powerful product designed to meet various application needs. To maximize its potential, users can refer to the comprehensive "Application Note" and user "manual", available for "free download" from our website.

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Summary of Contents for ISL9220IRTZEVAL1Z

Page 1: ...pment Power Supply PS1 PS2 Capable of Supplying up to 18V and 3A Electronic Load E Load 20V 5A Voltmeter Oscilloscope FIGURE 1 QUICK SETUP DIAGRAM February 9 2012 AN1589 2 CAUTION These devices are sensitive to electrostatic discharge follow proper IC Handling Procedures 1 888 INTERSIL or 1 888 468 3774 Copyright Intersil Americas Inc 2011 2012 All Rights Reserved Intersil and design is a trademar...

Page 2: ...eform on the scope 16 Lower the voltage on PS2 until V2 measures less than 2 5V for 1 cell and less than 5V for 2 cell The charger will charge in LDO mode current I2 will measure around 50mA LDO current The charge stops switching in this mode 17 Slowly increase the voltage on PS2 the charge current into the PS2 reduces As current continues to reduce and reaches around 100mA the end of charge event...

Page 3: ...Application Note 1589 3 February 9 2012 AN1589 2 Evaluation Board Layout FIGURE 3 SILKSCREEN TOP FIGURE 4 TOP LAYER ISL9220IRTZEVAL1Z ...

Page 4: ...10W4532FT VENKEL 5 2 R7 R8 100kΩ 603 CR0603 16W1003FT VENKEL 6 2 R9 R10 600kΩ 603 CR0603 10W4993FT VENKEL 7 1 R11 0 603 CR0603 16W000T VENKEL 8 2 R12 R13 10kΩ 603 RHM10 0KHTR ND DIGIKEY 9 1 R5 0 039Ω 1 3W 1 1210 P39NATR ND DIGIKEY 10 2 C2 C7 10µF 25V 1210 GRM32DR71E106KA12L MURATA 11 2 C3 C5 0 1µF 25V 603 C1608X7R1H104K TDK 12 1 C4 10nF 50V 603 C1608X7R1H103 TDK 13 1 C6 1 0µF 16V 0805 GRM21BR71C47...

Page 5: ...VBIAS pin as power supply to the LED1 and LED2 H2 The jumper installed to short ISET2 pin to ground H3 The jumper to short ISET1 pin to ground H4 If a shunt is inserted on H4 TIME pin is shorted to ground and the TIMEOUT function will be disabled If H4 is open TIMEOUT function will be enabled and timeout can be set with capacitor at the pin H5 If a shunt is installed on H5 VBIAS will be scaled dow...

Page 6: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Intersil ISL9220IRTZEVAL1Z ...

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