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Physical Layouts

3-3

                 Schematic, Physical Layouts, and Bill of Materials

3.2

Physical Layouts

3.2.1

Board Layout

Figure 3–2 shows the assembly view of the EVM. Figure 3–3 shows the top
layer. Figure 3–4 shows the bottom layer.

Figure 3–2. Assembly View

Содержание bq24013

Страница 1: ... January 2003 PMP Portable Power User s Guide SLUU132A ...

Страница 2: ...nt that any license either express or implied is granted under any TI patent right copyright mask work right or other TI intellectual property right relating to any combination machine or process in which TI products or services are used Information published by TI regarding third party products or services does not constitute a license from TI to use such products or services or a warranty or end...

Страница 3: ... handling or use of the goods Please be aware that the products received may not be regulatory compliant or agency certified FCC UL CE etc Due to the open construction of the product it is the user s responsibility to take any and all appropriate precautions with regard to electrostatic discharge EXCEPT TO THE EXTENT OF THE INDEMNITY SET FORTH ABOVE NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR A...

Страница 4: ... If there is uncertainty as to the load specification please contact a TI field representative During normal operation some circuit components may have case temperatures greater than 60 C The EVM is designed to operate properly with certain components above 60 C as long as the input and output ranges are maintained These components include but are not limited to linear regulators switching transis...

Страница 5: ... Equipment Setup 2 4 2 2 3 Procedure 2 4 3 Schematic Physical Layouts and Bill of Materials 3 1 3 1 Schematic 3 2 3 2 Physical Layouts 3 3 3 2 1 Board Layout 3 3 3 3 Bill of Materials 3 5 3 4 Reference 3 5 Figures 2 1 Load Test Board 2 3 3 1 EVM Schematic Diagram 3 2 3 2 Assembly View 3 3 3 4 Top Layer 3 4 3 5 Bottom Layer 3 4 Tables 1 1 Performance Specification Summary 1 2 3 1 Bill of Materials ...

Страница 6: ...Contents vi ...

Страница 7: ...applications using the bq24013 product family A complete designed and tested charger is presented The charger is designed to deliver up to 1 0 A of continuous charge current but is programmed for 0 7 A for single cell Li Ion or Li Pol applications using a dc power supply Topic Page 1 1 Background 1 2 1 2 Performance Specification Summary 1 2 Chapter 1 bqTINY is a trademark of Texas Instruments ...

Страница 8: ...a multitude of additional features These features include temperature sensing input for detecting hot or cold battery packs power good PG output indicating the presence of the ac adapter a TTL level charge enable input CE to disable or enable the charge process and a TTL level timer and termination enable TTE input to disable or enable the fast charge timer and charge termination 1 2 Performance S...

Страница 9: ...s a single cell Li Ion or Li Pol battery pack and a 5 VDC 1 A power source to provide input power The test setup connections and jumper setting selections are configured for a stand alone evaluation but can be changed to interface with external hardware such as a microcontroller Topic Page 2 1 I O and Jumper Connections 2 2 2 2 Test Procedure 2 2 Chapter 2 ...

Страница 10: ...ich was preset to 5 0 VDC and 1 A for the current limit setting 2 The bq24013 enters preconditioning mode if the battery is below the V LOWV threshold In this mode the bq24013 precharges the battery with a low current typically IO CHG 10 0 7A 10 70 mA until the battery voltage reaches the V LOWV threshold or until the precharge timer expires If the timer expires then the charge current is terminat...

Страница 11: ...ith the displayed parts and their inherent thresholds The sequence of the test procedure is important because of the active battery detection circuit refresh feature and precharge and fast charge current levels switching load in or out has different results in different modes No damage should occur but results might be different than anticipated if the procedure is altered 2 2 1 Equipment 1 Power ...

Страница 12: ...e red LED D1 is lit 3 Open switch SW2 and then close swtch SW2 4 Verify that output voltage BAT settles between 3 2 V and 3 95 V 5 Verify that the input current is between 0 69 A and 0 75 A 6 Open switch SW3 7 Verify that the input current is between 100 mA and 150 mA 8 Verify the output voltage BAT is between 4 150 V and 4 250 V 9 Open switch SW2 10 Verify with a scope 250 ms div 1 V div that out...

Страница 13: ...al Layouts and Bill of Materials This chapter contains the schematic diagram the board layouts and assembly drawings and the bill of materials required for the EVM Topic Page 3 1 Schematic 3 2 3 2 Physical Layouts 3 3 3 3 Bill of Materials 3 5 3 4 Reference 3 5 Chapter 3 ...

Страница 14: ...2 1 5 kΩ C3 0 47 µF U1 bq24013 OUT IN 1 10 PWP BAT VCC 2 9 STAT1 3 8 CE STAT2 4 7 ISET VSS 5 6 11 R3 1 R6 10 kΩ C1 1 µF 10 V TP1 TP2 R4 1 13 kΩ C2 1 µF 10 V 1 4 3 2 1 BAT BAT TTE BAT J2 J3 1 2 3 4 STAT1 STAT2 DC CE LED EXT STAT2 JUMPER LED EXT STAT1 JUMPER Not installed 1 1 2 3 J5 1 2 3 J4 R5 10 kΩ TTE ...

Страница 15: ...chematic Physical Layouts and Bill of Materials 3 2 Physical Layouts 3 2 1 Board Layout Figure 3 2 shows the assembly view of the EVM Figure 3 3 shows the top layer Figure 3 4 shows the bottom layer Figure 3 2 Assembly View ...

Страница 16: ...Physical Layouts 3 4 Figure 3 3 Top Layer Figure 3 4 Bottom Layer ...

Страница 17: ...r 3 pin 100 mil spacing 36 pin strip 0 100 3 Sullins PTC36SAAN 9 2 R1 R2 Resistor chip 1 5 kΩ 1 16 W 1 603 Std Std 10 0 R3 Resistor chip 1 MΩ 1 16 W 1 602 Std Std 11 2 R5 R6 Resistor chip 10 kΩ 1 16 W 1 603 Std Std 12 1 R4 Resistor chip 1 3 kΩ 1 16 W 1 603 Std Std 13 1 U1 IC single Li Ion Li Polymer charge manager MLP10 TI bq24013DRC 14 2 Shunt 100 mil black 0 100 3M 929950 00 15 1 PCB bq24010 2 1...

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