Texas Instruments bq2415x, Руководство пользователя

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To Computer
USB port
10-pin
Ribbon Cable
To EVM
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APPLICATION
CIRCUIT
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J3
J5
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J2
D1
JMP1 JMP2
JMP3
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HPA172
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www.ti.com
Test Summary
2.2.7 SOFTWARE
Double click on the “SETUP.EXE” file. Follow the installation steps.
2.3 Equipment Setup
(A) Set the Power Supply 1 for 5 V ±100 mVdc, 2 ±0.1-A current limit and then turn off supply.
(B) Connect the output of Power Supply 1 in series with a current meter (multimeter) to J1 (DC+, DC–).
(C) Connect a voltage meter across J1 (DC+, DC-).
(D) Connect the Load 2 in series with a current meter (multimeter) to J2 (BAT+, BAT–). Make sure a
voltage meter is connected across J2 (BAT+, BAT–). Turn on the Load 2. Use the constant voltage
mode. Set the output voltage to 2.5 V.
(E) Turn off Load 2.
(F) Connect J5 to HPA172 kit by 10-pin ribbon cable. Connect the USB port of the HPA172 kit to the USB
port of the computer. The connections are shown in Figure 1 .
Figure 1. Connections of the HPA172 Kit
(G) Install jumpers per following table.
Table 5. JMP1 Through JMP5 Installation Settings
Spin JMP1 JMP2 JMP3 JMP4 JMP5
HPA255-001 (bq24150) (-LED-) ON (-LO-) ON ON OFF ON
HPA255-002 (bq24151) (-LED-) ON (-LO-) ON ON OFF ON
HPA255-003 (bq24152) (-LED-) ON (-LO-) ON ON OFF ON
HPA255-004 (bq24153) (-LED-) ON (-LO-) ON OFF (-LO-) ON ON
HPA255-005 (bq24155) (-LED-) ON (-LO-) ON ON OFF ON
HPA255-006 (bq24156) (-LED-) ON (-HI-) ON OFF (-LO-) ON ON
HPA255-007 (bq24159) (-LED-) ON OFF OFF (-LO-) ON ON
After completing the preceding steps, the test setup for HPA255 appears as is shown in Figure 2 .
Figure 2. Original Test Setup for HPA255 (bq2415x EVM)
(H) Turn on the computer. Open the bq2415x evaluation software. The main window of the software is
shown in Figure 3 .
5 SLUU366A – March 2010 – Revised April 2010 bq2415x RGY EVM (HPA255)
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