Texas Instruments TPS780xxEVM-301 User Manual Download Page 9

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5.3

Bill of Materials

Board Layout, Schematic, and Bill of Materials

Table 2. TPS780xxEVM-301 Bill of Materials

Count RefDes

Value

Description

Size

Part Number

Manufacturer

Capacitor, Ceramic, 10 V, X5R,

2

C1, C3

3.3

µ

F

0603

GRM188R61A335KE15B

muRata

10%

Capacitor, Ceramic, 6.3 V, X5R,

2

C2, C4

4.7

µ

F

0603

GRM188R60J475KE19B

muRata

10%

J1, J2,

Header, Male 2-pin,

J3, J4,

0.100 inch

8

PTC36SAAN

100 mil spacing,

PTC36SAAN

Sullins

J5, J6,

x 2

(36-pin strip)

J7, J8

JP1,

Header, 3-pin,

JP2,

0.100 inch

4

100mil spacing,

PTC36SAAN

Sullins

JP3,

x 3

(36-pin strip)

JP4

0

R1, R2

Open

Resistor, Chip, 1/16W

0603

Std

Std

2

R3, R6

0

Resistor, Chip, 1/16W, 1%

0603

CRCW0603-0000-Z

Vishay

0

R4, R5

Open

Resistor, Chip, 1/16W, 1%

0603

N/A

Vishay

4

Shunt, 100 mil, Black

0.1

929950-00

3M

IC, Dual OutPut LDO

1

U1

TPS780330220DDC

Linear Regulator

TSOT23-5

TPS780330220DDC

TI

Iq 500 nA With Pin-Selectable

IC, Dual OutPut LDO

1

U2

TPS780330220DRV

Linear Regulator

TSOT23-5

TPS780330220DRV

TI

Iq 500 nA With Pin-Selectable

1

PCB, 2 In x 2 In x 0.0062 In

HPA301

Any

SLVU235 – March 2008

TPS780xxEVM-301

9

Submit Documentation Feedback

Summary of Contents for TPS780xxEVM-301

Page 1: ...Figures 1 Startup from Enable 3 2 Load Transient VI 3 6 V VOUT 2 5 V IOUT 100 mA to 150 mA returning to 100 mA 3 3 Low to High Output Transient VOUT 2 2 V to 3 3 V RLOAD 22 4 4 High to Low Output Tra...

Page 2: ...of JP1 to disable U1 A shunt must be installed on JP1 in either H or L positions and EN must not be left unconnected User can program the output voltage Place a shunt across the H and VSET pins of JP...

Page 3: ...rmance waveforms Figure 1 through Figure 4 using the TPS780xxxEVM 301 printed circuit board Figure 1 Startup from Enable Figure 2 Load Transient VI 3 6 V VOUT 2 5 V IOUT 100 mA to 150 mA returning to...

Page 4: ...est Results Figure 3 Low to High Output Transient VOUT 2 2 V to 3 3 V RLOAD 22 Figure 4 High to Low Output Transient VOUT 3 3 V to 2 2 V RLOAD 22 TPS780xxEVM 301 4 SLVU235 March 2008 Submit Documentat...

Page 5: ...ne the regulator could show stability problems as well as EMI problems Therefore use wide and short traces for the main current path and for the power ground tracks The input and output capacitor plus...

Page 6: ...www ti com Board Layout Schematic and Bill of Materials Figure 6 Top Layer 6 TPS780xxEVM 301 SLVU235 March 2008 Submit Documentation Feedback...

Page 7: ...www ti com Board Layout Schematic and Bill of Materials Figure 7 Bottom Layer SLVU235 March 2008 TPS780xxEVM 301 7 Submit Documentation Feedback...

Page 8: ...www ti com 5 2 Schematic Board Layout Schematic and Bill of Materials Figure 8 TPS780xxEVM 301 Schematic TPS780xxEVM 301 8 SLVU235 March 2008 Submit Documentation Feedback...

Page 9: ...trip J7 J8 JP1 Header 3 pin JP2 0 100 inch 4 100mil spacing PTC36SAAN Sullins JP3 x 3 36 pin strip JP4 0 R1 R2 Open Resistor Chip 1 16W 0603 Std Std 2 R3 R6 0 Resistor Chip 1 16W 1 0603 CRCW0603 0000...

Page 10: ...mperatures and voltages For additional information on TI s environmental and or safety programs please contact the TI application engineer or visit www ti com esh No license is granted under any paten...

Page 11: ...siness practice TI is not responsible or liable for any such statements TI products are not authorized for use in safety critical applications such as life support where a failure of the TI product wo...

Page 12: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments TPS780XXEVM 301...

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