HELIX MxC 200 Series Manual
HELIX MxC 200 Series Manual

HELIX MxC 200 Series Manual

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MxC® 200 Evaluation Boards
Helix Semiconductors offers four MxC 200
DC-DC PoL (Point of Load) Evaluation Board
configurations: Single 12V output, Triple
24V/12V/6V outputs, regulated 5V output
and a 4x voltage boost output. Additionally,
a voltage boost+LED driver is offered. Each
evaluation board is self- contained and
ready for use.
Wiring connection diagram, schematic and
BOM for each board are included in this
manual.
Gerber files are available upon
request.
Target Applications
 Telecom Blades, Data Centers
 PoE: Wireless Access Points, Security
Cameras, VoIP Phones
 Electric & Hybrid Automobiles
 Industrial Controllers, HVAC
 IoT & IIoT Gateways
Single 12V Output
P/N: MxC 291-EB3-C
MxC® 200 PoL EVB Manual
Triple 24/12/6V Outputs
P/N: MxC 290-EB9-C
Helix Semiconductors, 2019 All Rights Reserved
Features
 Four Configurations
o Single 12V Output
o Triple 24V/12V/6V Outputs
o Regulated 5V Output
o Voltage Boost
 15W Output (Multiple Outputs)
o Pout = Pout1 + Pout2 + Pout3
 Idle Operation: Active, No-Load
o 1mW Non-Switching
o 48mW Switching
 > 97% Efficiency @ 2.6W
 > 90% Efficiency @ 15W
 Fault Detectors
o Output Over Current
o Thermal Shutdown
 External Control Signals
o Enable
o External Clock Enable
o External Clock Input
Regulated 5V Output
P/N: MxC 292-EB3-C
1.30.19
1

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Summary of Contents for HELIX MxC 200 Series

  • Page 1 MxC® 200 PoL EVB Manual MxC® 200 Evaluation Boards Helix Semiconductors offers four MxC 200 Features DC-DC PoL (Point of Load) Evaluation Board  Four Configurations configurations: Single 12V output, Triple 24V/12V/6V outputs, regulated 5V output o Single 12V Output and a 4x voltage boost output.
  • Page 2: Table Of Contents

    Figure 10: MxC 290 Triple 24V/12V/6V Output EVB Efficiency Curve ......... 12 Figure 11: MxC 292 +5V Buck Reg. Output EVB Block Diagram ........... 13 Figure 12: MxC 292 +5V Buck Reg. Output EVB Standalone Wiring Diagram ......13 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 3: Table Of Tables

    Table 9: MxC 284 4x Voltage Boost + LED Output EVB Connector – J1 ........23 Table 10: MxC 284 4x Voltage Boost + LED Output EVB Bill of Materials (BOM) ......24 Table 11: Revision History ......................29 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 4: Mxc 291 Single 12V Output Evb

    Both the EXTCLKSEL and EXTCLK inputs accept up to 30V signals. The MxC 291 Single 12V Output EVB provides the highest efficiency 12 Volt output configuration. Figure 1: MxC 291 Single 12V Output EVB Block Diagram 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 5 +12VDC Output Power Pin Note: 1) Due to board’s small size, thermal dissipation is limited and may exceed the over- temperature shutdown threshold. 2) The MxC 291 can be powered from 24V delivering 6Vout. 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 6 RES, 100KΩ±10% 0603 Rohm 1608 Metric ESR03EZPJ104 RES, 402 KΩ±1% 0603 Rohm 1608 Metric MCR03ERTF4023 IC, 2D_048_015B, QFN5x5, QFN32 Helix Semiconductors 32P 0.5 2D-048-015B-QFN32-C CONN, 6P, M, R/A, 0.100 SIP100P6 Wurth Elektronik WR-PHD 61300611021 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 7 MxC® 200 PoL EVB Manual Figure 5: MxC 291 Single 12V Output EVB Efficiency Curve 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 8: Mxc 290 Triple 24V/12V/6V Output Evb

    EXTCLK can be provided by either a FET gate drive signal or a buck regulator’s switched output. Both the EXTCLKSEL and EXTCLK inputs accept up to 30V signals. Figure 6: MxC 290 Triple Output EVB Block Diagram Figure 7: MxC 290 Triple Output EVB Standalone Wiring Diagram 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 9 1) With power supply off, attach power supply wires. 2) With electronic load disabled (monitor mode), attach electronic load wires. 3) Turn on power supply. 4) Enable electronic load with no load current, and then ramp up load current. 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 10 3) The MxC 290 can be powered from 24V delivering one-half the output voltage at pins 6- 8 as stated in Table 3. 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 11 MxC® 200 PoL EVB Manual Figure 9: MxC 290 Triple 24V/12V/6V Output EVB Schematic 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 12 Rohm 1608 Metric MCR03ERTF4023 IC, 2D_048_015A, QFN5x5, QFN32 Helix Semiconductors 32P 0.5 2D-048-015A-QFN32-C CONN, 9P, M, R/A, 0.100 SIP100P9 Wurth Elektronik WR-PHD 61300911021 Figure 10: MxC 290 Triple 24V/12V/6V Output EVB Efficiency Curve 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 13: Mxc 292 +5V Buck Reg. Output Evb

    Both the EXTCLKSEL and EXTCLK inputs accept up to 30V signals. Figure 11: MxC 292 +5V Buck Reg. Output EVB Block Diagram Figure 12: MxC 292 +5V Buck Reg. Output EVB Standalone Wiring Diagram 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 14 2) The MxC 292 can be powered from 24V delivering 6V to the buck regulator. The minimum VIN for the TPS565201 is 4.5V. 3) Other buck regulator output voltages are available by changing R4. Refer to the VOUT Table in Figures 13 and 14. 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 15 RES, 100KΩ 0603 Rohm 1608 Metric ESR03EZPJ104 RES, 54.9KΩ±1% 0603 Rohm 1608 Metric MCR03ERTF5493 RES, 10.0KΩ±1% 0603 Rohm 1608 Metric MCR03ERTF1003 IND, 4.7uH, 9A PG0642 Wurth Elektronik WR-LHMI 74437349047 IC, TPS565201 TSOP8 TPS565201D 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 16 MxC® 200 PoL EVB Manual Figure 13: MxC 292 +5V Buck Reg. Output EVB Schematic Figure 14: MxC 292 w/Synchronous 5V Buck Reg. Output EVB Schematic 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 17 Efficiency Sync vs 90.0 15: MxC Sync Non-Sync 85.0 Non-Sync 80.0 95.0 75.0 90.0 Sync 70.0 85.0 80.0 65.0 Non- 75.0 Sync w/Synchronous Iload (A) Buck 5V Output 70.0 0.05 EVB Efficiency ILoad (A) Curve Helix Semiconductors, 2019 All Rights Reserved 1.30.19...
  • Page 18: Mxc 281 4X Voltage Boost Output Evb

    The input voltage range is 6V to 12V for an output voltage range of 24V to 48V, respectively. Figure 16: MxC 281 4x Voltage Boost Output EVB Block Diagram Figure 17: MxC 281 4x Voltage Boost Output EVB Standalone Wiring Diagram 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 19 1) Due to board’s small size, thermal dissipation is limited and may exceed the over- temperature shutdown threshold. 2) The MxC 281 can be powered from 6V to 12V delivering 24V to 48V, respectively to the load. 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 20 RES, 100KΩ±10% 0603 Rohm 1608 Metric ESR03EZPJ104 RES, 402KΩ±1% 0603 Rohm 1608 Metric MCR03ERTF4023 IC, 2U_012_010A, QFN5x5, QFN32 Helix Semiconductors 32P 0.5 2U-012-010A-QFN32-C CONN, 3P, M, R/A, 0.100 SIP100P3 Wurth Elektronik WR-PHD 61300611021 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 21 MxC® 200 PoL EVB Manual Figure 18: MxC 281 4x Voltage Boost Output EVB Schematic Figure 19: MxC 281 4x Voltage Boost Output EVB Efficiency Curve 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 22: Mxc 284 Voltage Boost With Led Current Source Output Evb

    The input voltage range is 6V to 12V for an output voltage range of 24V to 48V, respectively. Figure 20: MxC 284 4x Voltage Boost + LED EVB Block Diagram Figure 21: MxC 284 4x Voltage Boost + LED EVB Standalone Wiring Diagram 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 23 4) The MxC 284 can be powered from 6V to 12V delivering 24V to 48V, respectively to the current source regulator. 5) Higher output current is possible with additional fly and hold capacitance. 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 24 MCR03ERTF4023 IC, 2U_012_010A, QFN5x5, QFN32 Helix Semiconductors 32P 0.5 2U-012-010A-QFN32-C IC, AL5809-20 SOD-123 Diodes Inc. AL5809-20S1-7 LED1 LED, 20mA @ 32V 2.8x3.5 Seoul Semiconductor SAW8WA2A 9V Battery Strap 2 Wire Keystone Electronics 232-234 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 25 MxC® 200 PoL EVB Manual Figure 22: MxC 284 4x Voltage Boost + LED EVB Schematic Shown with Lumileds L2T0-5770012M00000 Figure 23: MxC 284 4x Voltage Boost with LED Back Panel 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 26: Output Current Sharing

    Similarly, all GND pins and all VOUT2 and VOUT3 pins are connected together, respectively. The VOUT2 and VOUT3 outputs of each MxC 200 cell are connected in parallel for maximum efficiency. Figure 24: MxC 291 Output Current Sharing 120W 48V-to-12V Voltage Converter 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 27: Performance Data

    The startup waveform of VIN must be monotonic. Depending on the startup load and VIN rise time, the startup over current detector could trip. A high startup load condition plus distributed filter capacitance could cause an over-current shutdown. 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 28: Flying Capacitor Value Verses Efficiency

    There are other trade-offs that must be analyzed for reliable, efficient and safe capacitor operation. Figure 26: Typical Capacitance verses DC Bias, 50V Device 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...
  • Page 29 5475 Mark Dabling Blvd. Suite 100 Suite 206 Irvine, CA 92618 Colorado Springs, CO 80918 Information & Sales 719-594-7098 designs@helixsemiconductors.com 949-748-6057 sales@helixsemiconductors.com Technical Support 949-748-7026 support@helixsemiconductors.com Corporate Headquarters 4808 West Utica Ave. Broken Arrow, OK 74011 1.30.19 Helix Semiconductors, 2019 All Rights Reserved...

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