Texas Instruments TPS65120EVM-076 User Manual Download Page 12 | Manualshive

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Summary of Contents for TPS65120EVM-076

Page 1: ...TPS65120EVM 076 TPS65124EVM 076 August 2004 PMP Portable Power User s Guide SLVU112...

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: ...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 o...

Page 5: ...ocumentation From Texas Instruments SLVS531 TPS6512x data sheet FCC Warning This equipment is intended for use in a laboratory test environment only It gen erates uses and can radiate radio frequency...

Page 6: ...vi...

Page 7: ...e Specification Summary 1 2 1 3 Modifications 1 2 2 EVM Operation 2 1 2 1 Input Output Connections 2 2 2 2 Test Setup 2 3 2 3 Test Results 2 3 3 Board Layout 3 1 3 1 Board Layout 3 2 4 Bill of Materia...

Page 8: ...put Ripple Voltage 2 4 2 3 VGH and VGL Output Ripple 2 4 3 1 Top Assembly Layer 3 2 3 2 Top Layer Routing 3 3 3 3 Bottom Layer Routing 3 3 4 1 HPA076 Schematic 4 4 1 1 Typical Performance Specificatio...

Page 9: ...This chapter contains introductory information about the TPS65120EVM 076 and TPS65124EVM 076 evaluation modules Topic Page 1 1 Background 1 2 1 2 Performance Specifiction Summary 1 2 1 3 Modification...

Page 10: ...d to allow for several user defined modifications In addition to being able to accommodate the other members of the TPS6512x family the board has unpopulated footprints of passive and active elements...

Page 11: ...tive Rail VGL2 An external linear regulator U2 e g TPS72301 powered from VGL and supporting passives C5 R5 R6 JP3 and J5 can be added to provide a second negative voltage rail The linear regulator dat...

Page 12: ...1 4...

Page 13: ...eration This chapter describes how to properly test the TPS65120 and TPS65124 using the TPS65120EVM and TPS65124EVM Topic Page 2 1 Input Output Connections 2 2 2 2 Test Setup 2 3 2 3 Test Results 2 3...

Page 14: ...D dis ables VMAIN on the IC JP2 RUN The middle pin of this jumper connects to the RUN pin on the IC Tying this pin to VIN begins the power up procedure of the IC Tying this pin to GND disables the IC...

Page 15: ...JP2 tie RUN to ON then short pins 1 2 of jumper JP1 tie EN to ON To enable the TPS65124EVM first short pins 1 2 of jumper JP2 tie RUN to ON then short pins 1 2 of jumper JP1 tie EN to ON then short pi...

Page 16: ...BOOT 50 mV div AC Coupled VMAIN 10 mV div AC Coupled VIN 3 6 V VMAIN 5 V 20 mA VGH 12 V 200 mA VGL 12 V 200 mA Figure 2 3 VGH and VGL Output Ripple t Time 20 ms div VGH 50 mV div AC Coupled VGL 20 mV...

Page 17: ...3 1 Board Layout The chapter describes the HPA076 PCB board layout and illustrations Topic Page 3 1 Board Layout 3 1 Chapter 3...

Page 18: ...1 Figure 3 2 and Figure 3 3 show the board layout for the HPA076 PCB The switching nodes with high frequency noise are isolated from the noise sensitive feedback circuitry and special attention has be...

Page 19: ...Board Layout 3 3 Board Layout Figure 3 2 Top Layer Routing Figure 3 3 Bottom Layer Routing...

Page 20: ...3 4...

Page 21: ...4 1 Bill of Materials and Schematic This chapter provides the TPS65120EVM and TPS65124EVM bill of materials and schematic Topic Page 4 1 Bill of Materials 4 2 4 2 Schematics 4 3 Chapter 4...

Page 22: ...LP75 3B Vishay BAT54A HT3 GS08 0 0 J5 J6 Header 2 pin 100 mil spacing 36 pin strip 0 100 x 2 9 9 J1 J4 J7 J11 Header 2 pin 100 mil spacing 36 pin strip 0 100 x 2 Sullins PTC36SAAN 0 0 JP3 JP4 Header 3...

Page 23: ...I TPS65120QFN 1 IC Single Inductor Quadruple Output TFT LCD Power Supply QFN16 TI TPS65124QFN 0 0 U2 IC 100 mA Negative Output LDO Linear Regulators SOT23 5 TI TPS72301DBV 0 0 U3 IC High PSRR Low Nois...

Page 24: ...Schematic 4 4 Figure 4 1 HPA076 Schematic...

Page 25: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments TPS65120EVM 076 TPS65124EVM 076...

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