Renesas RTKA223011DR0040BU User Manual
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Renesas RTKA223011DR0040BU User Manual

Renesas RTKA223011DR0040BU User Manual

Demonstration board
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User Manual
RTKA223011DR0040BU
Demonstration Board
The RTKA223011DR0040BU demonstration board is a high voltage buck converter that demonstrates a low-cost
high performance non-isolated AC/DC conversion from a universal input of 85V
~ 265V
to a 24V output with
AC
AC
output current up to 200mA.
The board has built-in overcurrent, short-circuit, input brownout, and over-temperature protections.
RTKA223011DR0040BU comes with a RAA223011 in TSOT23-5 package.
Key Features
▪ Universal input
▪ Standby power less than 13mW
▪ No audible noise
▪ Low cost external components
Specifications
This board is optimized for the following operating conditions:
▪ Input voltage: 85V
~ 265V
AC
AC
▪ Output voltage: 24V
DC
▪ Output current: 200mA max (at 230V
or higher)
AC
▪ Efficiency: >74% at 100% load; 82% at 50% load
▪ No-load power: 11.3mW at 120V
; 12.4mW at 230V
AC
AC
▪ Load regulation: -2.3%, load range 10% to 100%
▪ Operating temperature: -45°C ~ 70°C
▪ Board dimension: 29mm x 52mm
Ordering Information
Part Number
Description
RTKA223011DR0040BU
RAA223011 TSOT23-5 demonstration board
Related Literature
For a full list of related documents, visit our website:
▪
RAA223011
device page
X0119323 Rev.1.0
Page 1
Feb 11, 2021
© 2021 Renesas Electronics

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Summary of Contents for Renesas RTKA223011DR0040BU

  • Page 1 User Manual RTKA223011DR0040BU Demonstration Board The RTKA223011DR0040BU demonstration board is a high voltage buck converter that demonstrates a low-cost high performance non-isolated AC/DC conversion from a universal input of 85V ~ 265V to a 24V output with output current up to 200mA.

  • Page 2: Circuit Description

    2. While the AC power supply is off, connect the output cables of the AC power supply to the L and N terminal of the RTKA223011DR0040BU. An optional power meter can be added in between AC power supply output and the input of the board.
  • Page 3 RTKA223011DR0040BU User Manual Board Design PCB Layout Guidelines For detailed PCB guidelines, see the RAA223011 datasheet. RTKA223011DR0040BU Evaluation Board Figure 2. RTKA223011DR0040BU Evaluation Board (Top) Figure 3. RTKA223011DR0040BU Evaluation Board (Bottom) X0119323 Rev.1.0 Page 3 Feb 11, 2021...
  • Page 4 RTKA223011DR0040BU Circuit Schematic DRAIN SOURCE raa223011 UNNAMED_2_MURS160T3_I15_CAT 120K ES1J UNNAMED_2_RAA223011_I64_VCC RFB1 UNNAMED_2_AXIALRES_I25_1 UNNAMED_2_AXIALDIODE_I32_AN UNNAMED_2_INDRADIAL_I27_1 UNNAMED_2_INDRADIAL_I27_2 UNNAMED_2_RAA223011_I64_FB UNNAMED_2_AXIALDIODE_I14_CAT UNNAMED_2_AXIALDIODE_I14_AN DRAIN 887K 1000UH 1N4007 1N4007 UNNAMED_2_AXIALDIODE_I59_AN 1N4007 SOURCE UNNAMED_2_JUMPER2_I47_IN1 UNNAMED_2_JUMPER2_I47_IN2 85VAC~265VAC 1500UH VOUT UNNAMED_2_AXIALDIODE_I61_AN 1N4007 MURS160T3 1N4007 Figure 4. RTKA223011DR0040BU Schematic...

  • Page 5: Bill Of Materials

    RTKA223011DR0040BU User Manual Bill of Materials Ref Des Description Manufacturer Part Number D1, D3, Generic Diode, 1kV, 1A, DO41 Various 1N4007 D5-D7 COUT CAP ALUM 330µF 20% 35V RADIAL Rubycon 35ZLH330MEFCT810X12.5 Miniature Metal Film Resistor, 10Ω, 1W, Wirewound Yageo FKN1WSJR-52-10R C1, C2 CAP ALUM 4.7µF 20% 400V RADIAL...

  • Page 6: Board Layout

    RTKA223011DR0040BU User Manual Board Layout To download our design files, visit our website. Figure 5. Top Layer Figure 6. Bottom Layer 1. RTKA223011DR0040BU and RTKA223011DR0030BU share the same PCB X0119323 Rev.1.0 Page 6 Feb 11, 2021...
  • Page 7 RTKA223011DR0040BU User Manual Typical Performance Curves = 85V ~ 265V = 24V, I = 200mA (maximum), T = +25°C 25.0 24.5 24.0 23.5 120Vac 120Vac 23.0 230Vac 230Vac 22.5 Load Current (mA) Load Current (mA) Figure 8. Load Regulation Figure 7. Efficiency Overload Current Table 1.

  • Page 8: Revision History

    RTKA223011DR0040BU User Manual 4. Revision History Revision Date Description Feb 11, 2021 Initial release X0119323 Rev.1.0 Page 8 Feb 11, 2021...

  • Page 9: Corporate Headquarters

    Renesas' products are provided only subject to Renesas' Terms and Conditions of Sale or other applicable terms agreed to in writing. No use of any Renesas resources expands or otherwise alters any applicable warranties or warranty disclaimers for these products.

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