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EVK USER GUIDE

PAC5220WP WPC A11 5V

Wireless Power Transmitter

Power Application Controller

Содержание PAC5220WP WPC A11 5V

Страница 1: ...t 2014 Active Semi Inc No portion of this document may be reproduced or reused in any form without Active Semi s prior written consent EVK USER GUIDE PAC5220WP WPC A11 5V Wireless Power Transmitter Po...

Страница 2: ...Electrical Characteristics 9 High Performance HP Schematic 10 High Performance LC Schematic 11 Bill of Materials HP 12 Bill of Materials LC 13 Signal and Test Point Descriptions 14 Test Points 14 Head...

Страница 3: ...s input and output power for load regulation and WPC version 1 1 Foreign Object Detection FOD The solution also provides over current and over temperature protection Active Semi s WPC A11 EVK allows c...

Страница 4: ...powered wireless power applications requiring up to 5W of power delivered via the USB connector This transmitter solution offers the smallest BOM smallest PCB solution available today in the industry...

Страница 5: ...r functions Low Power Standby When there is no receiver present the PAC5220WP goes into a low power mode that minimizes quiescent current to less than 50mW for the entire EVK Communication Control Dis...

Страница 6: ...the transmitter coil sensed through NTC thermistor using PAC5220WP s differential PGAs and ADC for detecting under voltage over temperature indicative of fault conditions to comply with WPC specifica...

Страница 7: ...e system is in the selection phase This means that a transition from any of the other phases to the selection phase involves the Power Transmitter removing the Power Signal The main activity in each o...

Страница 8: ...ntains limits for several parameters that characterize the power transfer in the power transfer phase At any time before proceeding to the power transfer phase the Power Transmitter may decide to term...

Страница 9: ...ISTICS The following table shows the electrical characteristics of this EVK Parameter Notes Min Typ Max Units Vin 4 5 5 0 5 5 V Vin_ot Vin over voltage threshold 6 5 V Vin_pl Vin power limited operati...

Страница 10: ...er Application Controller 2014 Copyright Active Semi International Inc 10 Rev 1 7 May 2014 No portion of this document may be reproduced or reused in any form without Active Semi s prior written conse...

Страница 11: ...er Application Controller 2014 Copyright Active Semi International Inc 11 Rev 1 7 May 2014 No portion of this document may be reproduced or reused in any form without Active Semi s prior written conse...

Страница 12: ...WT 505060 10K2 A11 G 445 9304 ND 1 LS1 Piezo buzzer Active Semi CMT 1102 SMT 102 1264 1 ND 1 P1 SMT RA header Sullins GEC04SBSN M89 S1113E 04 ND 13 P2 TP1 TP2 TP3 TP4 TP5 TP6 TP9 TP10 TP11 TP12 TP13 T...

Страница 13: ...P1 SMT RA header Sullins GEC04SBSN M89 S1113E 04 ND 12 P2 TP1 TP2 TP3 TP4 TP6 TP9 TP10 TP11 TP12 TP13 TP14 SMT RA header Test point pad only NP NP NP 4 Q1 Q2 Q3 Q4 N Channel DFN3x3 MOSFET Alpha Omega...

Страница 14: ...leave floating or pull to ground To disable this feature pull to 3 3V TP9 VSYS PAC5220WP VSYS TP10 OPO Vpeak amplifier output for receiver communications TP11 GND Ground TP12 VSENSE Analog ping volta...

Страница 15: ...ly current sense input Connect to the positive side of the current sense resistor 21 VP Main power supply Provides power to the power drivers as well as voltage feedback path for the switching supply...

Страница 16: ...D3 TP4 Dual color LED enable green active low 44 PD2 TP3 Dual color LED enable red active low 45 PD1 SWDCL Factory use 46 PD0 SWDIO Factory use 47 PE0 Unused leave floating 48 PE1 TX Factory use 49 PE...

Страница 17: ...be able to supply any WPC compliant receiver After a few seconds the EVK is ready to use The LED will remain off while the EVK is searching for valid receivers When a valid WPC receiver is placed on t...

Страница 18: ...C5220WP will deliver as much power as it can without affecting operation of the device and EVK When the PAC5220WP detects this condition not enough supply power the system will stay in this power limi...

Страница 19: ...eused in any form without Active Semi s prior written consent Over Voltage Protection The PAC5220WP EVK contains over voltage protection for this application If Vin is detected to be more than the thr...

Страница 20: ...rature hysteresis value and 5 minutes elapse FOD detected Off On Wait for removal of receiver and immediately reset or wait 15 seconds and reset whichever comes first Over current on ISENSE Off On Lat...

Страница 21: ...be sampled Based on voltage sensed on these signals the configuration from the tables below will be applied LED Configuration The table shows the configuration options for LED behavior based on the LE...

Страница 22: ...ead time ns R1 R2 1 default 24 300 100k 0 2 8 100 10k 1k 3 16 200 10k 2 2k 4 28 350 10k 3 9k 5 32 400 8 2k 4 7k 6 6 n a n a 8 2k 6 8k 7 n a n a 10k 12k 8 n a n a 10k 18k FOD Threshold Configuration Th...

Страница 23: ...products circuitry or product specifications without notice Active Semi products are not intended designed warranted or authorized for use as critical components in life support life critical or safet...