Texas Instruments bq24195/L, Руководство пользователя, Страница: 19 / 24

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Board Layout, Schematic, and Bill of Materials
Table 5. Bill of Materials (continued)
-001 -002 RefDes Value Description Size Part MFR
Number
1 0 U1 BQ24195LRGE IC, I2C Controlled 2.5A Single Cell USB / QFN-23 BQ24195LRGE TI
Adaptor Charger With Narrow VDC Power Path
Management and USB OTG
0 1 U1 BQ24195RGE QFN-24 BQ24195RGE TI
IC, I
2
C controlled 2.5-A single cell USB/adaptor
charger with narrow VDC power-path
management and USB OTG
1 1 -- PCB 3 in × 3 in × 0.031 PWR193 Any
in
1 1 -- Label (See note 5) 1.25 × 0.25 in THT-13-457-10 Brady
4 4 - SJ-5303 Rubber foot (see note 6) 0.044 × 0.20 in SJ-5303 3M
Notes: 1. These assemblies are ESD sensitive, observe ESD precautions.
2. These assemblies must be clean and free from flux and all contaminants. Use of no-clean flux is not acceptable.
3. These assemblies must comply with workmanship standards IPC-A-610 Class 2.
4. Ref designators marked with an asterisk ('**') cannot be substituted. All other components can be substituted with equivalent MFG's components.
5. Install label after final wash. Text shall be 8 pt font. Text shall be per Label Information.
6. Install after final wash.
Label Information
Assembly number Text
PWR193-001 bq24195LEVM-021
PWR193-002 bq24195EVM-021
19 SLUUA18 – October 2012 bq24195/L EVM (PWR193) User’s Guide
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