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References

www.ti.com

Table 7. HPA502A Bill of Materials

-001

-002

RefDes

Value

Description

Size

Part Number

MFR

2

2

C1, C4

10µF

Capacitor, Ceramic, 25-V, X5R, 20%

1206

ECJ-3YB1E106M

Panasonic

2

2

C2, C3

10µF

Capacitor, Ceramic, 6.3-V, X5R, 20%

0805

ECJ-2FB0J106M

Panasonic

1

1

D1

Red

Diode, LED, Red, 1.8-V, 20-mA, 20-mcd

0603

LTST-C190CKT

Liteon

1

1

D2

Green

Diode, LED, Green, 2.1-V, 20-mA, 6-mcd

0603

LTST-C190GKT

Liteon

1

1

D3

BZX84C6v2T

Diode, Zener, 6.2-V, 350-mW

SOT-23

BZX84C6V2T

Diodes

4

4

J1–J4*

ED1514

Terminal Block, 2-pin, 6-A, 3,5mm

0.27 x 0.25

ED1514

OST

5

5

JMP1–JMP5

PEC03SAAN

Header, 3-pin, 100mil spacing

0.100 x 3

PEC03SAAN

Sullins

2

2

JMP6, JMP7

PEC02SAAN

Header, 2-pin, 100mil spacing

0.100 inch x 2

PEC03SAAN

Sullins

0

0

R1

732

Resistor, Chip, 1/16W, 1%

0603

Std

Std

0

0

R10

10k

Potentiometer, 1/4 in. Cermet, 12-Turn, Top-Adjust

0.25 x 0.17

3266W-1-103LF

Bourns

1

1

R11

10k

Potentiometer, 1/4 in. Cermet, 12-Turn, Top-Adjust

0.25 x 0.17

3266W-1-103LF

Bourns

1

1

R14

301k

Resistor, Chip, 1/16W, 1%

0603

Std

Std

1

1

R16

50k

Potentiometer, 1/4 in. Cermet, 12-Turn, Top-Adjust

0.25 x 0.17

3266W-503

Bourns

1

1

R17

1k

Resistor, Chip, 1/16-W, 1%

0603

Std

Std

2

2

R18, R20

604

Resistor, Chip, 1/16-W, 1%

0603

Std

Std

0

0

R2

1k

Resistor, Chip, 1/16W, 1%

0603

Std

Std

0

0

R3

10k

Resistor, Chip, 1/16-W, 1%

0603

Std

Std

1

1

R4

49.9k

Resistor, Chip, 1/16-W, 1%

0603

Std

Std

2

2

R5, R6

1.5K

Resistor, Chip, 1/16-W, 1%

0603

Std

Std

0

0

R21

1.5K

Resistor, Chip, 1/16-W, 1%

0603

Std

Std

0

1

R22

2.7K

Resistor, Chip, 1/16-W, 1%

0603

Std

Std

0

1

R23

11K

Resistor, Chip, 1/16-W, 1%

0603

Std

Std

0

1

R7

100k

Resistor, Chip, 1/16-W, 1%

0603

Std

Std

1

0

R7

0

Resistor, Chip, 1/16-W, 1%

0603

Std

Std

1

1

R19

0

Resistor, Chip, 1/16-W, 1%

0603

Std

Std

1

1

R8

5k

Potentiometer, 1/4 in. Cermet, 12-Turn, Top-Adjust

0.25 x 0.17

3266W-1-502LF

Bourns

1

0

R9

10k

Resistor, Chip, 1/16W, 1%

0603

Std

Std

3

3

R12, R13, R15

10k

Resistor, Chip, 1/16W, 1%

0603

Std

Std

1

0

U1

BQ24079RGT

IC, USB- Friendly Li-Ion Battery Charger and Power-Path

QFN-16

BQ24079RGT

TI

Management– Current based TS

0

1

U1

BQ24079TRGT

IC, USB- Friendly Li-Ion Battery Charger and Power-Path

QFN-16

BQ24079TRGT

TI

Management – Current based TS

1

1

PCB, 1.8 In x 1.7 In x 0.031 In

HPA502

Any

7

7

929950-00

Shunts

100 mill

929950-00

3M

Notes: 1.

These assemblies are ESD sensitive, ESD precautions shall be observed.

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.

* No substitutions of J1 through J4

6.

Place Shunt as follows: JMP1=TRM:RES, JMP2=TD:VSS, JMP3=CE:VSS, JMP4=EN2:HI, JMP5, EN1:VSS, JMP6=pin1:pin2, JMP7=pin1:pin2

8

References

1. bq24072/3/4/5/9(T), 1.2A USB-Friendly Li-Ion Battery Charger and Power-Path Management IC data

sheet

SLUS810

2. bq24075T, bq24079T, 1.5A USB-Friendly Li-Ion Battery Charger and Power-Path Management IC data

sheet (

SLUS937

)

14

bq24072/3/4/5/9(T) and bq24230/2 1.5-A Single-Chip Li-Ion —and Li-Polymer

SLVU274C – November 2008 – Revised May 2010

Charge Management IC EVM

Copyright © 2008–2010, Texas Instruments Incorporated

Содержание bq24072RGTR

Страница 1: ...an be interfaced with the system and host via the connectors and headers Contents 1 Introduction 2 2 Considerations When Testing and Using bq24072 3 4 5 9 T and bq24230 2 ICs 2 3 Performance Specifica...

Страница 2: ...and using the bq2403x ICs The bq24072 3 4 5 9 T series targets current above a nominal 500 mA 350 mA and the difference are listed in Table 1 Table 1 Ordering Information Optional Part Number VOVP VB...

Страница 3: ...ge Vin 4 75 V to 5 5 V Too low of input voltage less than the OUT voltage plus the dropout voltage results in degraded performance Excessive input voltage 5 5 V results in excess power dissipation and...

Страница 4: ...s in fast charge mode If the IC is in fast charge skip step 7 5 Verify DMM 3 IBAT is 9 mV or 0 09 A 6 Verify that VOUT for bq24072 is 200 mV above the battery voltage or a minimum of 3 4 Vdc For bq240...

Страница 5: ...the BAT FET turns off and allows no charging or discharging of the battery 18 Adjust the R16 TS Pot up or down until the TS threshold is reached Verify that the charging current is disabled Return the...

Страница 6: ...1 W Fast Charge CC t Time 1 ms div Voltage Reg Termination Test Summary www ti com Figure 2 Modes of Operation Tested in Steps 11 Through 13 Figure 3 Charger Profile With EN1 VSS and EN2 HI Programme...

Страница 7: ...igh Then Low Disables Charge 5 Schematic The bq24072 3 4 5 9 T and bq24230 2 EVM schematic appears on the last page of this document 7 SLVU274C November 2008 Revised May 2010 bq24072 3 4 5 9 T and bq2...

Страница 8: ...5 shows the top assembly view of the EVM Figure 6 shows the top etch layer of the EVM and Figure 7 shows the bottom etch layer Figure 5 Top Assembly View 8 bq24072 3 4 5 9 T and bq24230 2 1 5 A Single...

Страница 9: ...Figure 6 Board Layout Top Etch Layer 9 SLVU274C November 2008 Revised May 2010 bq24072 3 4 5 9 T and bq24230 2 1 5 A Single Chip Li Ion and Li Polymer Charge Management IC EVM Copyright 2008 2010 Tex...

Страница 10: ...igure 7 Board Layout Bottom Etch Layer 10 bq24072 3 4 5 9 T and bq24230 2 1 5 A Single Chip Li Ion and Li Polymer SLVU274C November 2008 Revised May 2010 Charge Management IC EVM Copyright 2008 2010 T...

Страница 11: ...r Chip 1 16W 1 0603 Std Std 2 2 2 2 R5 R6 1 5K Resistor Chip 1 16W 1 0603 Std Std 0 0 1 0 R21 1 5K Resistor Chip 1 16W 1 0603 Std Std 0 0 0 0 R22 23 7K Resistor Chip 1 16W 1 0603 Std Std 0 0 0 0 R23 1...

Страница 12: ...td 1 1 R4 49 9k Resistor Chip 1 16W 1 0603 Std Std 2 2 R5 R6 1 5K Resistor Chip 1 16W 1 0603 Std Std 0 1 R21 1 5K Resistor Chip 1 16W 1 0603 Std Std 0 0 R22 23 7K Resistor Chip 1 16W 1 0603 Std Std 0...

Страница 13: ...Std Std 1 R4 49 9k Resistor Chip 1 16W 1 0603 Std Std 2 R5 R6 1 5K Resistor Chip 1 16W 1 0603 Std Std 0 R21 1 5K Resistor Chip 1 16W 1 0603 Std Std 1 R22 23 7K Resistor Chip 1 16W 1 0603 Std Std 1 R2...

Страница 14: ...sistor Chip 1 16 W 1 0603 Std Std 0 1 R7 100k Resistor Chip 1 16 W 1 0603 Std Std 1 0 R7 0 Resistor Chip 1 16 W 1 0603 Std Std 1 1 R19 0 Resistor Chip 1 16 W 1 0603 Std Std 1 1 R8 5k Potentiometer 1 4...

Страница 15: ......

Страница 16: ...duct This notice contains important safety information about temperatures and voltages For additional information on TI s environmental and or safety programs please contact the TI application enginee...

Страница 17: ...h statements TI products are not authorized for use in safety critical applications such as life support where a failure of the TI product would reasonably be expected to cause severe personal injury...

Страница 18: ...401 Building No 5 JiuGe Business Center Lane 2301 Yishan Rd Minhang District Shanghai China Sales Direct 86 21 6401 6692 Email amall ameya360 com QQ 800077892 Skype ameyasales1 ameyasales2 Customer Se...

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