Test Procedure
modulation signal is present on this voltage every 250 ms and may cause fluctuation in the
reading: use lower value or baseline.
–
This disables wired power and prioritizes wireless power
7. Set the EN1 and EN2 jumper as follows:
•
JP3: EN1 and High are shorted
•
JP4: EN2 and High are shorted
8. Put the receiver EVM on the transmitter coil and align them correctly while still having the adapter
connected to J1 and the external 5 V on TP6.
9. Verify that:
•
UUT – LED D1 is OFF
•
UUT – V
OUT
is 0 V ±600 mV (J3)
•
Transmitter – Status LED D5 is ON
•
This means both wired and wireless power are disabled
10
bq51020EVM (5-W WPC) Integrated Wireless Receiver Power Supply
SLUUB03 – April 2014
Copyright © 2014, Texas Instruments Incorporated