IDT P9242-R-EVK User Manual Download Page 21

 

P9242-R-EVK Evaluation Board User Manual 

 

© 2016 Integrated Device Technology, Inc. 

21 

December 22, 2016 

 

6.

 

Ordering Information 

Orderable Part Number 

Description 

P9242-R-EVK 

P9242-R-EVK Evaluation Board 

 

7.

 

Revision History 

Revision Date 

Description of Change 

December 22, 2016 

Initial release of document. 

 

 

 

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specifications and operating parameters of the described products are determined in an independent state and are not guaranteed to perform the same way when installed in customer products. The 

information contained herein is provided without representation or warranty of any kind, whether express or implied, includin g, but not limited to, the suitability of IDT's products for any particular purpose, 

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Summary of Contents for P9242-R-EVK

Page 1: ...oard is designed to function with the P9221 R Receiver Evaluation Board which is ordered separately It can also be used with the user s WPC 1 2 2 compliant receiver The high efficiency turnkey referen...

Page 2: ...IMITATION IMPLIED WARRANTIES OF MERCHANTABILITY AND OF FITNESS FOR A PARTICULAR PURPOSE STATUTORY WARRANTY OF NON INFRINGEMENT AND ANY OTHER WARRANTY THAT MAY ARISE BY REASON OF USAGE OF TRADE CUSTOM...

Page 3: ...ic Location 7 Figure 5 R33 and R34 PCB Location 7 Figure 6 Over Current Limit vs VILIM 8 Figure 7 R48 and R40 Schematic Location 9 Figure 8 R48 and R40 PCB Location 9 Figure 9 RTH1 and R20 Schematic L...

Page 4: ...the J3 barrel connector on the bottom of the board or J1 micro USB connector 2 Place the P9221 R EVK or the user s receiver on the transmitter TX pad with the components facing up as shown in Figure 1...

Page 5: ...ed Connector Do Not Use Figure 3 P9242 R V2 1 Evaluation Board Details Unpopulated Thermistor RTH1 for Detecting External Temperature LED Pattern Selection Resistors R44 and R43 VCC5V L1 and Cout LC T...

Page 6: ...ED_PAT pin is pulled up to 3 3V through R43 R44 is unpopulated therefore option 7 is the default option Table 1 Selecting the LED Pattern Option Voltage on LED_PAT Pin LED1 LED2 Pin Status Standby Tra...

Page 7: ...P9242 R EVK Evaluation Board User Manual 2016 Integrated Device Technology Inc 7 December 22 2016 Figure 4 R43 and R44 Schematic Location Figure 5 R33 and R34 PCB Location...

Page 8: ...e OCP threshold of the programmed current limit the P9242 R will increase the switching frequency or reduce the duty cycle in order to keep the input current below the OCP value The current limit can...

Page 9: ...P9242 R EVK Evaluation Board User Manual 2016 Integrated Device Technology Inc 9 December 22 2016 Figure 7 R48 and R40 Schematic Location Figure 8 R48 and R40 PCB Location...

Page 10: ...harger The TS pin voltage can be calculated by Equation 1 VTS VLDO33 NTC R20 NTC Equation 1 Where NTC is the thermistor s resistance RTH1 and R20 is the pull up resistor connected to the 3 3V supply v...

Page 11: ...25 through 29 42 and 43 These GPIOs are proprietary and for factory use only 2 6 Transmitter Coil The following coil is recommended with P9242 R transmitter for 15W applications for optimum performan...

Page 12: ...15 0 1uF C14 10uF R12 390K R10 390K R16 10K C16 1uF C21 0 1uF D2 BAV 21W C35 5 6nF R28 12 t RTH1 R35 200K R29 12 R5 NP VSNS_IN Q_DRV2 Q_DRV1 VIN R34 100K IO_B8 Q3 DMG7430LFG 5 4 1 6 7 8 2 3 IO_B7 C6 1...

Page 13: ...B5NNN C 0402 8 1 C18 1nF CAP CER 1000pF 10 50V X7R 0402 GRM155R71H102K A01D 0402 9 3 C19 C35 C39 5 6nF 5600pF 100V Ceramic Capacitor C0G NP0 0603 C1608C0G2A562J 080AC 0603 10 1 C20 100nF CAP CER 0 1 F...

Page 14: ...l 31 1 L1 4 7 H FIXED IND 4 7 H 620MA 500 MOHM CIG10W4R7MNC L0603 32 1 L2 NP Common mode EMI choke ACM4520 901 2P T 000 EMI_TDK_ACM452 0L 33 1 PZ1 BUZZER BUZZER PIEZO 4KHZ 12 2MM PC MNT PS1240P02CT3 9...

Page 15: ...10W 0402 ERJ 2GEJ120X 0402 52 1 R33 3 RES SMD 3 OHM 1 1 8W 0805 RC0805FR 073RL 0805 53 1 R34 100K RES SMD 100K OHM 1 1 10W 0603 ERJ 3EKF1003V 0603 54 2 R36 R37 0 1 RES SMD 0 1 OHM 5 1 6W 0402 ERJ 2BS...

Page 16: ...P9242 R EVK Evaluation Board User Manual 2016 Integrated Device Technology Inc 16 December 22 2016 5 Board Layout Figure 11 Silkscreen Top of Board...

Page 17: ...P9242 R EVK Evaluation Board User Manual 2016 Integrated Device Technology Inc 17 December 22 2016 Figure 12 Copper Top Layer...

Page 18: ...P9242 R EVK Evaluation Board User Manual 2016 Integrated Device Technology Inc 18 December 22 2016 Figure 13 Copper L1 Layer...

Page 19: ...P9242 R EVK Evaluation Board User Manual 2016 Integrated Device Technology Inc 19 December 22 2016 Figure 14 Copper L2 Layer...

Page 20: ...P9242 R EVK Evaluation Board User Manual 2016 Integrated Device Technology Inc 20 December 22 2016 Figure 15 Copper Bottom...

Page 21: ...or implied including but not limited to the suitability of IDT s products for any particular purpose an implied warranty of merchantability or non infringement of the intellectual property rights of...

Page 22: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information IDT Integrated Device Technology P9242 R EVK...

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