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Torex XCL206B123-EVB, User Manual, Page: 1 / 12

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Torex XCL206B123-EVB User Manual Download Page 1

XCL206 Evaluation Board

‘micro-DC/DC’

Step-down DC/DC Converter with Integrated 

Multilayer Inductor

USER MANUAL:

XCL206B123-EVB (V

OUT

= 1.2V)

XCL206B153-EVB (V

OUT

= 1.5V)

XCL206B183-EVB (V

OUT

= 1.8V)

XCL206B283-EVB (V

OUT

= 2.8V)

XCL206B303-EVB (V

OUT

= 3.0V)

ETR3101-D01a

Summary of Contents for XCL206B123-EVB

Page 1: ...micro DC DC Step down DC DC Converter with Integrated Multilayer Inductor USER MANUAL XCL206B123 EVB VOUT 1 2V XCL206B153 EVB VOUT 1 5V XCL206B183 EVB VOUT 1 8V XCL206B283 EVB VOUT 2 8V XCL206B303 EVB...

Page 2: ...The operating DC input voltage range is from 2 0V to 6 0V If an input voltage higher than 6 0V is applied the operation of this IC cannot be guaranteed Moreover if a voltage higher than 6 5V is appli...

Page 3: ...BOM AND PCB LAYOUT 5 3 1 Schematic 5 3 2 Bill of Materials 6 3 3 PCB layout 7 4 TYPICAL CHARACTERISTICS 8 4 1 XCL206B123 EVB 8 4 2 XCL206B153 EVB 9 4 3 XCL206B183 EVB 10 4 4 XCL206B283 EVB 11 4 5 XCL...

Page 4: ...r the full range of loads from light load to heavy load During stand by the device is shutdown to reduce current consumption to as low as 1 0 A or less With the built in UVLO Under Voltage Lock Out fu...

Page 5: ...o GND or to any other voltage lower than 0 25V The XCL206 always operates in PWM PFM mode At low to medium output currents the XCL206 will use the more efficient PFM Pulse Frequency Modulation mode In...

Page 6: ...Yuden LMK107BJ106MA 1 IC 1 5V Synchronous Step Down Micro DC DC CL2025 Torex XCL206B153AR G XCL206B123 EVB XCL206B153 EVB Qty Ref Value Description Package Manufacturer Part Number 1 CIN 4 7 F Ceramic...

Page 7: ...Board Inductor Built in Step Down DC DC Converters 3 3 PCB layout The below pictures are showing the top left and bottom right views of the PCB The following picture is showing a fully populated XCL e...

Page 8: ...0 0 1 1 10 100 1000 Output Current IOUT mA Efficiency EFFI VIN 3 3V 1 0 1 1 1 2 1 3 1 4 0 1 1 10 100 1000 Output Current IOUT mA Output Voltage VOUT V VIN 3 3V 0 20 40 60 80 100 0 1 1 10 100 1000 Outp...

Page 9: ...vs Output Current Ta 25 2 Efficiency vs Output Current Ta 25 3 Ripple Voltage vs Output Current Ta 25 0 20 40 60 80 100 0 1 1 10 100 1000 Output Current IOUT mA Efficiency EFFI VIN 3 3V 1 3 1 4 1 5 1...

Page 10: ...0 0 1 1 10 100 1000 Output Current IOUT mA Efficiency EFFI VIN 3 3V 1 6 1 7 1 8 1 9 2 0 0 1 1 10 100 1000 Output Current IOUT mA Output Voltage VOUT V VIN 3 3V 0 20 40 60 80 100 0 1 1 10 100 1000 Outp...

Page 11: ...uld observe when using your XCL evaluation board 0 20 40 60 80 100 0 1 1 10 100 1000 Output Current IOUT mA Efficiency EFFI VIN 4 2V 1 8 2 3 2 8 3 3 3 8 0 1 1 10 100 1000 Output Current IOUT mA Output...

Page 12: ...vs Output Current Ta 25 2 Efficiency vs Output Current Ta 25 3 Ripple Voltage vs Output Current Ta 25 VIN GND VOUT CL GND CIN IC VIN CE M ODE VOUT VSS CE M O DE CE CE 0 20 40 60 80 100 0 1 1 10 100 1...

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