Texas Instruments TPS60230EVM-047 User Manual Download Page 11

Schematic

5

TPS60230EVM-047

4

Schematic

Figure 5. TPS60230EVM−047 Schematic

5

Bill of Materials

Table 2.

Bill of Materials

Qty

Ref Des

Description

Size

Mfr

Part Number

2

C1, C4

Capacitor, ceramic, 1.0

µ

F, 6.3V,

X5R, 10%

603

TDK

C1608X5R0J105KT

2

C2, C3

Capacitor, ceramic, 0.47

µ

F, 10V,

X5R, 10%

603

TDK

C1608X5R1A474KT

5

D1 − D5

Diode, LED, White, 30mA

1210

Lumex

SML−LX2832UWC−TR

2

J1, J2

Header, 2-pin,  100mil spacing,
(36-pin strip)

0.100 x 2

Sullins

PTC36SAAN

2

JP1, JP2

Header, 3-pin,  100mil spacing,
(36-pin strip)

0.100 x 3

Sullins

PTC36SAAN

1

R1

Resistor, chip, 7.87k

, 1/16W, 1%

603

Std

Std

1

U1

IC, white LED charge pump current
source

0.80 x 0.80

TI

TPS60230RGT

1

−−

PCB,  1.55 in x  1.195 in x  0.062 in

Any

HPA047

2

−−

Shunt, 100mil, black

0.100

3M

929950−00

Summary of Contents for TPS60230EVM-047

Page 1: ...July 2004 User s Guide SBVU008 PMP Portable Power Products...

Page 2: ...ute a license from TI to use such products or services or a warranty or endorsement thereof Use of such information may require a license from a third party under the patents or other intellectual pro...

Page 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 r...

Page 4: ...ty as to the load specification please contact a TI field representative During normal operation some circuit components may have case temperatures greater than 25 C The EVM is designed to operate pro...

Page 5: ...ymous with the TPS60230EVM 047 Related Documentation From Texas Instruments The following document s provide information regarding Texas Instrument in tegrated circuits used in the assembly of the TPS...

Page 6: ...in a laboratory test environment only It may generate use or radiate radio frequency energy and has not been tested for compliance with the limits of computing devices pursuant to sub part J of part 1...

Page 7: ...ed white LED driver designed to operate off a single cell Li Ion battery and drive up to five white LEDs with up to 20mA each This user s guide includes setup instructions test results a schematic dia...

Page 8: ...ell as how to properly connect set up and use the TPS60230EVM 047 2 1 Input Output Connector Descriptions 2 1 1 J1 VIN This is the positive connection to the input power supply or battery 2 1 2 J2 GND...

Page 9: ...els JP1 EN2 JP2 EN1 LED CURRENT 0 0 0 0 1 1 3 full 1 0 2 3 full 1 1 Full 20mA for R1 7 87k EN1 and EN2 can also be used for pulse width modulator PWM dimming The PWM signal can be applied to EN1 EN2 o...

Page 10: ...r the TPS60230EVM 047 PWB The nodes with high switching frequencies and currents are short and are isolated from the noise sensitive feedback circuitry Careful attention has been given to the routing...

Page 11: ...0 47 F 10V X5R 10 603 TDK C1608X5R1A474KT 5 D1 D5 Diode LED White 30mA 1210 Lumex SML LX2832UWC TR 2 J1 J2 Header 2 pin 100mil spacing 36 pin strip 0 100 x 2 Sullins PTC36SAAN 2 JP1 JP2 Header 3 pin...

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