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Equipment and EVM Setup
5.4.3
TP4– ILIM
Programming pin for overcurrent limit protection, pin G2 of the IC.
5.4.4
TP5 – FOD
Input for rectified power measurement for FOD feature in WPC, pin F2 of the IC. TP5 is the FOD pin for
the bq51020.
5.4.5
TP6 – Ext
Connect to 5-V external power supply. Used to pull EN1 and EN2 high. Any voltage level above 7 V may
damage the IC.
5.5
Pin Description of the IC
Table 2. Pin Description
PIN Number (WCSP)
bq51020
A1, A2, A3, A4, A5, A6
PGND
B1, B2, B3
AC1
B4, B5, B6
AC2
C1
BOOT1
C2, C3, C4, C5
RECT
C6
BOOT2
D1, D2, D3, D4, D5, D6
OUT
E1
CLAMP1
E2
AD
E3
AD_EN
E4
EN1
E5
VTSB
E6
CLAMP2
F1
COMM1
F2
FOD
F3
TERM
F4
EN2
F5
WPG
F6
COMM2
G1
VO_REG
G2
ILIM
G3
CM_ILIM
G4
TS/CTRL
G5
TMEM
G6
PD_DET
6
Test Procedure
This procedure describes test configuration of the bq51020EVM-520 evaluation board (PWR520-002) for
bench evaluation.
6.1
Definition
The following naming conventions are followed.
6
bq51020EVM (5-W WPC) Integrated Wireless Receiver Power Supply
SLUUB03 – April 2014
Copyright © 2014, Texas Instruments Incorporated