Infineon OPTIREG PMIC TLF30682QVS01 User Manual Download

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V 1.0

2020-05-05

OPTIREG™ PMIC TLF30682QVS01 application board user manual

Revision history

Document
version

Date of release

Description of changes

1.0

2020-05-05

Initial appnote

Summary of Contents for OPTIREG PMIC TLF30682QVS01

Page 1: ...ion testing and key features of the TLF3068x Application Board Intended audience This Application Note is intended for users of Infineon s TLF30682QVS01 Multi Voltage System Supply IC Table of contents About this document 1 Table of contents 1 1 TLF3068x application board overview 2 1 1 Functional range 4 1 2 Connectors 4 2 Initial board power up 7 3 Board configuration and testing 8 3 1 Dynamic l...

Page 2: ...e data sheet The TLF3068x Application Board includes TLF30682QVS01 Multi Voltage System Supply IC with output filters for Buck1 Buck 2 and Boost 1 Power connectors for the battery input voltage Connectors for all control signals including the interface to an Aurix microcontroller SPI signals and analog measurement points Connectors for monitoring and control of two external voltage rails VM1 and V...

Page 3: ...ication board overview Figure 1 TLF3068x Application Board and Connector Locations J200 Digital Control J202 Analog Power J206 Regulator outputs J102 Ground J105 Ignition J101 VBAT reverse polarity protected J100 VBAT direct connection J207 VM1 J208 VM2 J209 SPI and Synchronization TLF30682QVS01 ...

Page 4: ...ion Board Connectors Connector Description J100 Battery supply voltage no reverse polarity protection J101 Battery supply voltage with reverse polarity protection J102 Ground for battery supply voltage J105 Ignition signal connected to the ENA pin of the TLF30682QVS01 via J104 J200 Digital control signals The connector is intended for connection with the TLF3068x Companion Board J202 Supply voltag...

Page 5: ... voltage to be monitored 4 VM1EN Enable signal from the TLF30682QVS01 to external post regulator 1 6 SYNCO Output synchronization signal from the TLF30682QVS01 to an external post regulator Table 5 J208 Connector Pin Out Pin Signal Name Description 1 5 GND Ground 2 BUCK1 VOUT Buck1 output voltage 3 VM2 External post regulator 2 output voltage to be monitored 4 VM2EN Enable signal from the TLF30682...

Page 6: ...PTIREG PMIC TLF30682QVS01 application board user manual TLF3068x application board overview Pin Signal Name Description 5 SCS SPI signal chip select 6 SCL SPI signal clock 7 SDI SPI signal data input 8 SDO SPI signal data output ...

Page 7: ...J301 No jumper should be placed to disable the slammer loads J302 Place a jumper to enable the indicator LEDs on the TLF3068x Application board J201 J203 J204 and J205 Jumpers should be placed on these headers if the TLF3068x Application Board is used in conjunction with the TLF3068x Companion board 2 Connect an external power supply to the input connectors J101 and J102 The power supply must be a...

Page 8: ...at inputs GML1 GML2 and GML3 which are available at test points or the J202 connector The logic signal to the MOSFET driver input should be a square wave with an amplitude of 5V peak referenced to ground less than 50 duty cycle and frequency less than 50 kHz Recommend not connecting the TLF3068x Companion Board when using this method TLF3068x Companion Board can provide the GML1 GML2 and GML3 cont...

Page 9: ...r the application board Figure 2 External Voltage Monitoring channels 1 and 2 BUCK1VOUT as a supply Figure 3 External Voltage Monitoring channels 1 and 2 using an external power supply The TLF30682QVS01 external voltage monitors have an internal reference of 0 8V Therefore it is required to have a resistor divider on the output of the external voltage regulator that scales the voltage down to 0 8V...

Page 10: ...o VBATP through a resistor divider and switch S100 The VBATP signal is derived from the J100 or J101 input battery supply voltage This option can be used to have simple way of toggling the ENA pin between low and high using switch S100 Place a jumper between pin 1 and 2 of J104 to select this option The TLF30682QVS01 will not automatically turn off all outputs if the ENA pin is toggled from high t...

Page 11: ...en the battery input power supply is connected to J101 The Application Board can also be tested without reverse polarity protection by connecting the battery input power supply to J100 instead of J101 Active reverse polarity protection is provided by MOSFET Q100 when a jumper is placed between pin 2 and 3 on J103 header Q100 will be turned on when the output of Boost1 of the TLF30682QVS01 is ON Di...

Page 12: ...12 of 24 V 1 0 2020 05 05 OPTIREG PMIC TLF30682QVS01 application board user manual Schematic 4 Schematic Figure 4 TLF3068x Application Board Schematic Cover Page ...

Page 13: ...13 of 24 V 1 0 2020 05 05 OPTIREG PMIC TLF30682QVS01 application board user manual Schematic Figure 5 TLF3068x Application Board Schematic TLF30682QVS01 Application Circuit ...

Page 14: ...14 of 24 V 1 0 2020 05 05 OPTIREG PMIC TLF30682QVS01 application board user manual Schematic Figure 6 TLF3068x Application Board Schematic Connectors ...

Page 15: ...15 of 24 V 1 0 2020 05 05 OPTIREG PMIC TLF30682QVS01 application board user manual Schematic Figure 7 TLF3068x Application Board Schematic Dynamic Loads and LEDs ...

Page 16: ...16 of 24 V 1 0 2020 05 05 OPTIREG PMIC TLF30682QVS01 application board user manual Schematic Figure 8 TLF3068x Application Board Schematic Miscellaneous ...

Page 17: ...17 of 24 V 1 0 2020 05 05 OPTIREG PMIC TLF30682QVS01 application board user manual PCB Layout 5 PCB Layout Figure 9 TLF3068x Application Board Silkscreen Layer 1 Top ...

Page 18: ...18 of 24 V 1 0 2020 05 05 OPTIREG PMIC TLF30682QVS01 application board user manual PCB Layout Figure 10 TLF3068x Application Board Layer 1 Top ...

Page 19: ...19 of 24 V 1 0 2020 05 05 OPTIREG PMIC TLF30682QVS01 application board user manual PCB Layout Figure 11 TLF3068x Application Board Layer 2 ...

Page 20: ...20 of 24 V 1 0 2020 05 05 OPTIREG PMIC TLF30682QVS01 application board user manual PCB Layout Figure 12 TLF3068x Application Board Layer 3 ...

Page 21: ...21 of 24 V 1 0 2020 05 05 OPTIREG PMIC TLF30682QVS01 application board user manual PCB Layout Figure 13 TLF3068x Application Board Layer 4 Bottom ...

Page 22: ...22 of 24 V 1 0 2020 05 05 OPTIREG PMIC TLF30682QVS01 application board user manual PCB Layout Figure 14 TLF3068x Application Board Silkscreen Layer 4 Bottom ...

Page 23: ...3 of 24 V 1 0 2020 05 05 OPTIREG PMIC TLF30682QVS01 application board user manual Revision history Revision history Document version Date of release Description of changes 1 0 2020 05 05 Initial appnote ...

Page 24: ...ectual property rights of any third party with respect to any and all information given in this application note The data contained in this document is exclusively intended for technically trained staff It is the responsibility of customer s technical departments to evaluate the suitability of the product for the intended application and the completeness of the product information given in this do...

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