Hangzhou Youte Power Co., Ltd.         中文

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Upowertek has strong R&D team, strict process and professional factory to ensure high quality of the LED drivers.

[/porto_ultimate_heading][porto_info_list icon_color=”#dd3333″][porto_info_list_item list_icon=”fas fa-users-cog”]Experienced Engineers[/porto_info_list_item][porto_info_list_item list_icon=”far fa-edit”]Strict Process[/porto_info_list_item][porto_info_list_item list_icon=”fas fa-cog”]Qualified Components[/porto_info_list_item][porto_info_list_item list_icon=”fas fa-book-open”]Adequate Design Margin[/porto_info_list_item][porto_info_list_item list_icon=”fas fa-tools”]Strict Verification Hardware System[/porto_info_list_item][/porto_info_list][/vc_column][vc_column width=”2/5″][vc_single_image image=”1605″ img_size=”full” alignment=”center”][/vc_column][/vc_row][vc_row][vc_column][vc_separator show_icon=”yes” icon=”fas fa-angle-down” icon_color=”#dd3333″][/vc_column][/vc_row][vc_row][vc_column][vc_empty_space][porto_ultimate_heading main_heading=”Professional Technical Team”][/porto_ultimate_heading][vc_empty_space][porto_members socials=”” number=”4″ cats=”27″ post_in=”8429,8440,8443,8446″][vc_separator show_icon=”yes” icon=”fas fa-angle-down” icon_color=”#dd3333″][vc_empty_space][porto_ultimate_heading main_heading=”Design Stages and Documentation”][/porto_ultimate_heading][vc_empty_space][porto_schedule_timeline_container type=”step” is_horizontal=”true”][porto_schedule_timeline_item icon_type=”fontawesome” icon=”fas fa-search” shadow=”true” heading=”Market Analyze” heading_color=”#000000″ subtitle_color=”#dd3333″]

  • Customer enquiry
  • Collect competitor’s info
  • Evaluate market demand
  • Evaluate cost

[/porto_schedule_timeline_item][porto_schedule_timeline_item icon_type=”fontawesome” icon=”fas fa-location-arrow” heading=”Project Initiate”]

  • EVT, 1pcs
  • Electrical performance test
  • Functionality test
  • Product Thermal test

[/porto_schedule_timeline_item][porto_schedule_timeline_item icon_type=”fontawesome” icon=”fas fa-desktop” heading=”Initial Design”]

  • DVT, 3pcs, Functionality & Thermal
  • Stress & EMI
  • Electrical & ambient
  • Life and MTBF

[/porto_schedule_timeline_item][porto_schedule_timeline_item icon_type=”fontawesome” icon=”fas fa-angle-double-right” heading=”Pilot Run”]

  • 100pcs, Functionality & thermal
  • Electrical performance & ambient test

[/porto_schedule_timeline_item][porto_schedule_timeline_item icon_type=”fontawesome” icon=”fas fa-check-double” heading=”Final Design”]

  • PVT, 30pcs, Functionality & thermal test
  • Electrical & ambient test
  • Life acceleration test

[/porto_schedule_timeline_item][/porto_schedule_timeline_container][/vc_column][/vc_row][vc_row][vc_column][vc_separator][/vc_column][/vc_row][vc_row][vc_column width=”1/2″][porto_ultimate_heading main_heading=”Stress Analysis” heading_tag=”h3″ alignment=”left”]Upowertek performs stress analysis in the DVT stage and output reports for every product platform. All the LED drivers are designed with conservative margin.[/porto_ultimate_heading][vc_single_image image=”8578″ img_size=”full”][/vc_column][vc_column width=”1/2″][porto_ultimate_heading main_heading=”MTBF Calculation” heading_tag=”h3″ alignment=”right”]

MTBF Calculation:  MIL-HDBK-217

Software: Relcalc 217F2

[/porto_ultimate_heading][vc_single_image image=”8503″ img_size=”full”][/vc_column][/vc_row][vc_row][vc_column][vc_separator][/vc_column][/vc_row][vc_row][vc_column width=”1/2″][porto_ultimate_heading main_heading=”Lifetime Calculation” heading_tag=”h3″ alignment=”left”]Among all the components in an LED driver, the bulk electrolytic capacitor has the shortest life, so it determines the life of the whole device[/porto_ultimate_heading][vc_single_image image=”8506″ img_size=”300×101″][/vc_column][vc_column width=”1/2″][vc_column_text]

  • k is the factor determined by capacitor’s RMS ripple current and operating voltage, it is provided as either a value or a function,
  • L0 is the lifetime value tested in standard condition provided in the datasheet,
  • Ts is the rated case temperature,
  • Ta is the operating case temperature.

[/vc_column_text][/vc_column][/vc_row][vc_row][vc_column][vc_separator][/vc_column][/vc_row][vc_row][vc_column width=”1/2″][porto_image_frame type=”hover-style” image_size=”medium” view_type=”side-image” img_width=”250″ noborders=”yes” image_id=”8588″ sub_title=”Highly Accelerated Lifetime Test”]Upowertek performs dual 85 test in the product design stage. 5pcs LED drivers is put inside a 85C temperature chamber, then test the performance at 100% output. The test will pass if the LED drivers works at least 21 days.[/porto_image_frame][/vc_column][vc_column width=”1/2″][porto_image_frame type=”hover-style” image_size=”medium” view_type=”side-image-right” img_width=”250″ noborders=”yes” image_id=”8589″ sub_title=”10kV Surge Protection Test”]Upowertek LED drivers are designed with 10kV surge protection function, we use Everfine surge protection device to verify the test, ensure that the product is robust in the design stage.[/porto_image_frame][/vc_column][/vc_row][vc_row][vc_column][vc_separator show_icon=”yes” icon=”fas fa-angle-down” icon_color=”#dd3333″][vc_empty_space][porto_ultimate_heading main_heading=”Trustworthy Raw Material Suppliers”][/porto_ultimate_heading][vc_empty_space][/vc_column][/vc_row][vc_row][vc_column width=”1/4″][porto_info_box icon_type=”custom” icon_img=”8481″ img_width=”60″ icon_border_radius=”500″ title=”IC” hover_effect=”style_2″ pos=”top”]NXP, ON, ST, Infineon[/porto_info_box][porto_info_box icon_type=”custom” icon_img=”8479″ img_width=”60″ icon_border_radius=”500″ title=”CAPACITOR” hover_effect=”style_2″ pos=”top”]Rubycon, Nippon Chemi-Con[/porto_info_box][/vc_column][vc_column width=”1/4″][porto_info_box icon_type=”custom” icon_img=”8487″ img_width=”60″ icon_border_radius=”500″ title=”MOSFET” hover_effect=”style_2″ pos=”top”]ST, Infineon[/porto_info_box][porto_info_box icon_type=”custom” icon_img=”8484″ img_width=”60″ icon_border_radius=”500″ title=”GDT” hover_effect=”style_2″ pos=”top”]TDK, Littlefuse, Yageo[/porto_info_box][/vc_column][vc_column width=”1/2″][vc_single_image image=”1377″ img_size=”full”][/vc_column][/vc_row][vc_row][vc_column][vc_separator show_icon=”yes” icon=”fas fa-angle-down” icon_color=”#dd3333″][vc_empty_space][porto_ultimate_heading main_heading=”Strict Manufacturing Control”][/porto_ultimate_heading][vc_empty_space][/vc_column][/vc_row][vc_row][vc_column width=”1/2″][porto_image_frame type=”hover-style” image_size=”medium” view_type=”side-image-right” img_width=”250″ noborders=”yes” image_id=”8593″ title=”SMT”]

  • 2 SMT lines
  • Yamaha/Samsung printer
  • 10 zone reflow soldering
  • 100% AOI check

[/porto_image_frame][/vc_column][vc_column width=”1/2″][porto_image_frame type=”hover-style” view_type=”side-image-right” img_width=”250″ noborders=”yes” image_id=”8592″ title=”Wave Soldering”]

  • 3 wave soldering machines
  • Accurate solder temperature
  • Long preheating zone
  • 100% AOI check

[/porto_image_frame][/vc_column][/vc_row][vc_row][vc_column width=”1/2″][porto_image_frame type=”hover-style” image_size=”medium” view_type=”side-image-right” img_width=”250″ noborders=”yes” image_id=”8595″ title=”Potting”]

  • A, B glue certified by UL
  • High thermal conduct coefficient
  • Better waterproof performance
  • 100% potting

[/porto_image_frame][/vc_column][vc_column width=”1/2″][porto_image_frame type=”hover-style” image_size=”medium” view_type=”side-image-right” img_width=”250″ noborders=”yes” image_id=”8596″ title=”Vacuumization”]

  • Double Vacuumization
  • Bubble free inside
  • Great thermal conduction and reliability

[/porto_image_frame][/vc_column][/vc_row][vc_row][vc_column width=”1/2″][porto_image_frame type=”hover-style” image_size=”medium” view_type=”side-image-right” img_width=”250″ noborders=”yes” image_id=”8594″ title=”Burn-in”]

  • 8 sets burn-in machines
  • Constant temp. 50C
  • 4 hours at full load
  • Electronic load simulates LEDs

[/porto_image_frame][/vc_column][vc_column width=”1/2″][porto_image_frame type=”hover-style” image_size=”medium” view_type=”side-image-right” img_width=”250″ noborders=”yes” image_id=”8597″ title=”ATS”]

  • 8 sets auto testing machine
  • Scan barcode before testing
  • Date recorded and tracebale
  • 100% test at full and 60% load

[/porto_image_frame][/vc_column][/vc_row][vc_row][vc_column][vc_video link=”https://youtu.be/KIAkOcGNC5I”][/vc_column][/vc_row][vc_row][vc_column][vc_separator show_icon=”yes” icon=”fas fa-angle-down” icon_color=”#dd3333″][vc_empty_space][porto_ultimate_heading main_heading=”Worldwide Certifications”][/porto_ultimate_heading][vc_empty_space][/vc_column][/vc_row][vc_row][vc_column width=”1/4″][porto_image_frame type=”hover-style” image_size=”medium” image_id=”8575″ title=”UL”][/porto_image_frame][porto_image_frame type=”hover-style” image_size=”medium” image_id=”8574″ title=”RCM”][/porto_image_frame][/vc_column][vc_column width=”1/4″][porto_image_frame type=”hover-style” image_size=”medium” image_id=”8572″ title=”ENEC”][/porto_image_frame][porto_image_frame type=”hover-style” image_size=”medium” image_id=”8570″ title=”CCC”][/porto_image_frame][/vc_column][vc_column width=”1/4″][porto_image_frame type=”hover-style” image_size=”medium” image_id=”8569″ title=”CB”][/porto_image_frame][porto_image_frame type=”hover-style” image_size=”medium” image_id=”8573″ title=”ISO9001″][/porto_image_frame][/vc_column][vc_column width=”1/4″][porto_image_frame type=”hover-style” image_size=”medium” image_id=”8571″ title=”CE”][/porto_image_frame][porto_image_frame type=”hover-style” image_size=”medium” image_id=”8568″ title=”BIS”][/porto_image_frame][/vc_column][/vc_row]

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