User Manual
10 of 12
Rev.1.00
2020-07-22
TLD5190IVREG-EVAL evaluation board
Schematic
7
Figure 12
Page 1: ...tion High power high efficiency buck boost architecture EMC optimized device Spread spectrum Scope and purpose Scope of this user manual is to provide to the audience instructions on usage of the TLD5...
Page 2: ...contents 1 Table of contents About this document 1 1 Table of contents 2 2 Description 3 3 Quick start procedure 4 3 1 Setup as LED driver 4 3 2 Set up as voltage regulator 5 4 Operating range and po...
Page 3: ...or The default configuration is constant current LED driver with 1 5 A maximum output current The output current can be increased up to 6 A by changing RSHO If higher currents are needed the output fi...
Page 4: ...configurations 3 1 Setup as LED driver 1 Configure solder jumper for LED driver configuration Figure 4 2 J_EN Enable and J_PWMI jumpers Figure 4 Connect loads and set jumpers 3 Connect the LED load 4...
Page 5: ...bypass RSHO with a solder joint on the resistor top 2 Connect J_EN and PWMI jumpers Figure 6 Voltage regulator set EN jumpers populate solder jumps 3 Connect a 12 V power supply to the VIN connector...
Page 6: ...d User Manual Quick start procedure Figure 8 Adjust VOUT using RVOLT 6 Connect the load NOTE It is possible to adjust output voltage from 0 to full scale previously set by RVOLT by rotating RSET but t...
Page 7: ...roper cooling when output power exceeds the power derating curve The heat sink has to be positioned below the switching MOSFETs as shown in Figure 9 Figure 9 Heat sink placement optional for Pout exce...
Page 8: ...y occur for VIN 12 V Out voltage VOUT 5 5 5 5 41 8 22 5 V LED driver mode Voltage mode Output current IOUT 150 0 1500 6 mA A LED driver mode up to 6 A by changing RSHO Voltage mode Output power POUT 6...
Page 9: ...User Manual 9 of 12 Rev 1 00 2020 07 22 TLD5190IVREG EVAL evaluation board User Manual PCB layout 6 PCB layout Figure 11 PCB layout top view...
Page 10: ...User Manual 10 of 12 Rev 1 00 2020 07 22 TLD5190IVREG EVAL evaluation board User Manual Schematic 7 Schematic Figure 12 Schematic...
Page 11: ...al 11 of 12 Rev 1 00 2020 07 22 TLD5190IVREG EVAL evaluation board User Manual Revision history Revision history Document version Date of release Description of changes Rev 1 00 2020 07 22 Initial Use...
Page 12: ...ntellectual 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 traine...
