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Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
Company profile 2010 09_sutelco web
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Company profile 2010 09_sutelco web

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  • DM621 Problem: regulator problem, Dout error pulse
  • DM412 Problem: Error pulse output , internal oscillator no work after power-on
  • Transcript

    • 1. MY-Semi Inc. MY-Semi Inc. 3F., No. 138, Chenggong 3rd Rd., Zhubei City, Hsinchu County 30264, Taiwan Tel: +886-3-6585656 Fax: +886-3-6585252 www.my-semi.com.tw [email_address]
    • 2. Company Briefing Business Focus Mixed Signal (Analog & Digital) LED Driver Design Headquarters Hsinchu, Taiwan Capital US$1,250,000 (Jan. 2010) Patents 15 patents under MY-Semi trade mark
    • 3. Global Network Taiwan Headquarter S. Korea China Russia Brazil Turkey Italy UK Spain Germany S. Africa U.S.A
    • 4. Our Vision
      • Mission
      • To provide the competitive cost/performance driver/controller for the LED display, lighting and backlight markets.
      • Vision
      • Innovation, Quality, Best-service : An outstanding IC supplier to provide excellent products for customers.
    • 5. Certificate Strategic Partner
    • 6. Production Competitiveness
      • Strategic Alliance (ISO14001,TS16949)
        • Fabrication : TSMC Group (World No.1 Wafer-outsourcing factory).
        • Packaging : Taiwan IC Packaging Corporation 、 Chant World Technology.
        • Testing : Panther Technology 、 Chant World Technology
      • Inventory Support
        • Customized Safety Inventory
        • Stable In-time Delivery with Rolling Forecast
    • 7. MY-Semi Product
    • 8. LED Panel Driver IC Design Capability
      • Uniformity: Bit-Bit  0.7%, Chip-Chip  0.9% (typ.)
      • Output Voltage (<0.1uA leakage): 17V
      • Fast Output Current Response (<50ns)
      • 16 Bit PWM Resolution
      • Real-time error detection (LED Open/Short, Short to Ground/ Power, Leakage detection)
      • Global Current Control (8bit)
      • Stagger Output (EMI reduction)
      • Power saving option (Sleep mode, 0-data mode) 0.1uA
      • Thermal Protection
    • 9. LED Decorating Driver IC Design Capability
      • 2-wire EMI reduction data transmission
      • Clock Duty Cycle Recovery & Pulse Re-timing
      • Output Current Bilateral Processing (EMI reduction)
      • Long Cascading @ High Speed
    • 10. High Accuracy Pure Driver IC
    • 11. MY9161 16ch High Accuracy Constant Current LED Driver
      • 16 channels output
      • 3~5.5V supply voltage
      • 55mA (5V), 30mA(3.3V) max.
      • Bit-Bit skew  0.7%, Chip-Chip  0.9% (typ.)
      • Output voltage regulation 0.1%
      • Output voltage (<0.1uA leakage): 17V
      • Enable pulse width: 50ns @25mA
      • 25MHz data/clock rate
      • Stagger output: 8/8 channels (16ns@5V)
    • 12. MY9182/ 9142 8/24ch 256 steps GCC Constant Current LED Driver
      • 8/24 channels output
      • 3~5.5V supply voltage
      • 55mA (5V), 30mA(3.3V) max.
      • Bit-Bit skew  1%, Chip-Chip  1.5% (typ.)
      • Output voltage regulation 0.1%
      • Output voltage (<0.1uA leakage): 17V
      • 256 steps Global Current Control
      • 25MHz data/clock rate
      • Stagger output: 4/4 channels (16ns@5V)
    • 13. MY9184 8ch High Accuracy Constant Current LED Driver
      • 8 channels output
      • 3~5.5V supply voltage
      • 3~120mA current output range
      • Bit-Bit skew  1.5%, Chip-Chip  3% (typ.)
      • Output voltage regulation 0.1%
      • Output voltage (<0.1uA leakage): 17V
      • 25MHz data/clock rate
      • Power on reset
      • Stagger output: 4/4 channels (16ns@5V)
    • 14. Perfect Harmony PWM Driver IC
    • 15. MY9262 16ch 6bits GCC Constant Current LED Driver
      • 16 channels output
      • 3~5.5V supply voltage
      • 45mA (5V), 30mA(3.3V) max.
      • Bit-Bit skew  1%, Chip-Chip  1.5% (typ.)
      • Output voltage regulation 0.1%
      • Output voltage (<0.1uA leakage): 17V
      • 16 bits Grayscale Resolution
      • 64 steps Global Current Control
      • 30MHz data/clock rate
      • Sleep Mode
      • Stagger output
    • 16. Green Power Driver IC
    • 17. MY9183 8ch Error Detection & Power Saving LED Driver
      • 8 channels output
      • 3~5.5V supply voltage
      • 3~120mA constant current output range
      • Compulsory LED Open/ Short Detection/ Short to GND/ Power/ Port Detection
      • Real-Time Open/ Short Detection
      • Fast Error Detection 80ns
      • Sleep Mode/ 0-data Mode 0.1uA
      • 256 steps Global Current Control
    • 18. MY9163 16ch Error Detection & Power Saving LED Driver
      • 16 channels output
      • 3~5.5V supply voltage
      • 90mA (5V), 70mA(3.3V) max.
      • Compulsory LED Open/ Short Detection/ Short to GND/ Power/ Port Detection
      • Real-Time Open/ Short Detection
      • Fast Error Detection 80ns
      • Sleep Mode/ 0-data Mode 0.1uA
      • 256 steps Global Current Control
    • 19. LED Open / Port Open
      • Real-Time Detection :
      • Send Image Data ‘ 1 ’
      • Port turned on
      • If Vout < 0.3V then Open Circuit
      • Error bit ‘ 0 ’ loaded into shift register
      • Compulsory Detection :
      • Port turned on with 0.1mA
      • If Vout < 0.3V then Open Circuit
      • Error bit ‘ 0 ’ loaded into shift register
      Port Open VLED VOUT Driver IC LED Open VLED VOUT Driver IC Port Open VLED VOUT Driver IC LED Open VLED VOUT Driver IC Port Open VLED VOUT Driver IC LED Open VLED VOUT Driver IC
    • 20. LED Short / Port Short to Vdd/Vled
      • Real-Time Detection :
      • Set the threshold voltage for Short detection
      • Send Image Data ‘ 1 ’
      • Port turned on
      • If Vout > threshold voltage then Short Circuit
      • Error bit ‘ 0 ’ loaded into shift register
      • Compulsory Detection :
      • Port turned on with 0.1mA
      • If Vout > threshold voltage then Short Circuit
      • Error bit ‘ 0 ’ loaded into shift register
      LED Short VLED VOUT Driver IC Port Short to VDD/VLED VLED VOUT Driver IC VDD/VLED VDD
    • 21. Port short to Ground Port Leakage
      • Compulsory Detection:
      • Port turned off
      • If Vout < 0.3V then Short Circuit
      • Error bit ‘ 0 ’ loaded into shift register
      Port Short to Ground / Leakage VLED VOUT Driver IC GND
    • 22. LED Smart Detection
      • Compulsory Detection:
      • Port turned on with 0.1mA
      • If Vout < 0.3V then Open Circuit or If Vout > threshold voltage then Short Circuit
      • Error bit ‘ 0 ’ loaded into shift register
      Port Open or Port Short to VDD/VLED VLED VOUT Driver IC VDD LED Open/Short
    • 23. Power Saving Sleep Mode
      • Compulsory Detection :
      • Send Compulsory Sleep Mode procedure
      • IC enters Sleep => Idd 0.1uA
      • Data transfer is alive
      • Wake up from next data latched
      Sleep Mode VDD Idd = 5mA VDD Idd 0.1 uA
    • 24. Power Saving 0-Data Mode
      • Set Command to Active 0-Data Mode
      • As all 0 ’s data is received
      • IC enters Sleep => Idd < 0.1uA
      • Data transfer is alive
      • Wake up from next non-zero data latched
      0-Data Mode 0,0,…,0 VDD Idd = 5mA VDD Idd 0.1uA
    • 25. 0-data Mode Normal 0-data Mode
    • 26. Versatile Decorating Driver IC
    • 27. MY9221 12ch Constant Current LED Driver with Grayscale Control
      • (R/G/B)*4 channels output
      • 3~5.5V supply voltage
      • 60mA (5V), 35mA(3.3V) max.
      • Bit-Bit skew  1%, Chip-Chip  3% (typ.)
      • Output voltage regulation 0.1%
      • Output voltage (<0.1uA leakage): 17V
      • 16/14/12/8 Bits APDM capability (>1000Hz refresh rate) patent pending
      • 2-wire10MHz EMI reduction data transmission
      • (equal to 20MHz traditional SPI transmission) patent pending
      • Clock duty recovery
      • Output current Tr/Tf programmable (EMI reduction)
    • 28. MY9231/ 9291 3/4ch Constant Current LED Driver with Grayscale Control
      • 3/4 (RGB/RGBW) channels output
      • 3~5.5V supply voltage
      • 350mA (max.)
      • Bit-Bit skew  1.5%, Chip-Chip  3% (typ.)
      • Output voltage regulation 0.1%
      • Output voltage (<0.1uA leakage): 17V
      • 16/14/12/8 Bits APDM capability (>1000Hz refresh rate) patent pending
      • 2-wire10MHz EMI reduction data transmission
      • (equal to 20MHz traditional SPI transmission) patent pending
      • Clock duty recovery
    • 29.
      • MY-Semi Inc.
      • http://www.my-semi.com.tw
      • Tel: +886-3-6585656
      • Fax: +886-3-6585252
      • Add: 3F., No.138, Chenggong 3rd Rd., Zhubei City,
      • Hsinchu County 30264,Taiwan
      • Email: info@my-semi.com.tw
      Thank You ! Contact Information : Your LED Driver Solution Partner !

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