WP3W-RK Reference Kit Manual
© 2016 Integrated Device Technology, Inc
21
May 16, 2016
Item Qty
Reference
Description
PCB Footprint
MFG Part Number
31
2
R11,R18
0 OHMS RESISTOR
0402
RC0402JR-070RL
32
3
R7,R13,R19
100k
0402
ERJ-2GEJ104X
33
1
R17
5.1k
0402
MCR01MRTJ512
34
1
R21
100
0402
RC0402JR-07100RL
35
1
R23
680
0402
RC0402JR-07680RL
36
4
R28,R29,R30,R31
47k
0402
ERJ-2GEJ473X
37
1
U1
Wireless Power Tx IC
QFN_40ld_5x5m P9235A-R
*Components are optional depending on application.
A standard bill-of-materials (BOM) spreadsheet can be found at
www.IDT.com/WP3W-RK
.
Table 4: Tx Coil Specification and Part Numbers
Output
Power
Vendor
Part number
Inductance
DCR
Dimension
1W
TDK
WT151512-22F2-ID
6.49 uH
0.17 Ω
Ø15 mm
SunLord
SWA15T15H20C01B
6.30 uH
0.12 Ω
Ø15 mm
2W
TDK
WT202012-15F2-ID
6.20 uH
0.10 Ω
Ø20 mm
Wurth Electronics
760308101104
6.30 uH
0.11 Ω
Ø20 mm
SunLord
SWA20N20H20C01B
6.30 uH
0.15 Ω
Ø20 mm
3W
TDK
WT303012-13F2-ID
6.30 uH
0.12 Ω
Ø30 mm
Wurth Electronics
760308101103
6.50 uH
0.15 Ω
Ø30 mm
SunLord
SWA30N30H20C01B
6.25 uH
0.14 Ω
Ø30 mm