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SP7680

SP7680. Light Management Unit. C 2. C 2. C 1. C 1. 0.47 m F. 0.47 m F. SP7680 – 7Ch Combo LED Driver. Small 16-pin 3x3 QFN package. LED 1 - 7. VIN. 1 m F. SP7680. VOUT. SDA. 1 m F. SCL. GND. Features and Benefits. 3 LED banks for flexibility combination

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SP7680

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  1. SP7680 Light Management Unit

  2. C2 C2 C1 C1 0.47mF 0.47mF SP7680 – 7Ch Combo LED Driver Small 16-pin 3x3 QFN package LED 1 - 7 VIN 1mF SP7680 VOUT SDA 1mF SCL GND Company Confidential

  3. Features and Benefits • 3 LED banks for flexibility combination • Built-in 6-bit DAC for precise current setting • I2C serial interface • 1x and 1.5x mode operation with automatic switchover • Very low dropout current sources: 200mV typ • 2MHz switching frequency reduces external components • Power-saving shutdown mode of 1uA • Built-in Over-temperature Protection Company Confidential

  4. 5 – 2 5 Main (2.2” – 2.5”) 2 Sub or 2 Torch 31mA x 2 4 – 2 – 1 4 Main (2” – 2.2”) 2 Sub or 2 Torch @ 31mA x 2 1 Indicator or 1 Keypad LED 1 - 7 LED 1 - 7 VIN VIN 1mF 1mF SP7680 SP7680 VOUT VOUT SDA SDA 1mF 1mF SCL SCL GND GND C2 C2 C2 C2 C1 C1 C1 C1 0.47mF 0.47mF 0.47mF 0.47mF Popular Configurations Company Confidential

  5. 6 – 1 6 Main 20mA (2.5” – 2.8”) 1 Logo 10mA / Indicator 6 – 1 6 Main 20mA (2.5” – 2.8”) 1 Keypad for multiple LEDs C2 C2 C2 C2 C1 C1 C1 C1 0.47mF 0.47mF 0.47mF 0.47mF Popular Configurations LED 1 - 7 LED 1 - 7 VIN VIN 1mF 1mF SP7680 SP7680 VOUT VOUT SDA SDA 1mF 1mF SCL SCL GND GND Company Confidential

  6. 4 – 3 4 Main (2” – 2.2”) 3 Sub 20mA or 3 Flash @ 31mA 7 7 Main (2.8” – 3”) LED 1 - 7 VIN 1mF SP7680 VOUT SDA 1mF SCL GND C2 C2 C2 C2 C1 C1 C1 C1 0.47mF 0.47mF 0.47mF 0.47mF Popular Configurations LED 1 - 7 VIN 1mF SP7680 VOUT SDA 1mF SCL GND Company Confidential

  7. RGB VIN 1mF SP7680 VOUT SDA 1mF SCL C2 C2 C1 C1 GND 0.47mF 0.47mF High Power RGB Application • High Current RGB Flash • FUN RGB color mixing Company Confidential

  8. What is the message • You can assemble varies applications • Display backlight • Keypad backlight • Fun lighting • Low current torch • Indicator LED • Logo LED • LED in any purpose • 3 LED banks will cover 90% of your customer need driving LED in parallel Company Confidential

  9. SP7680 Competitive Analysis • Fastest OSC – Smallest Flying Caps • 3 LED Banks, independently controlled Company Confidential

  10. Target Applications • Cellphone Backlight + Keypad • PMP Backlight • MP3 Player Backlight Backlight 6LEDs Indicator 1 LED Keypad 1Ch multiple LEDs Keypad 2 LEDs Backlight 4 LEDs Company Confidential

  11. Value Proposition • Complete Light Management Solution for portable device • Flexible LED configuration meets different requirements • Small 2” panel to large 3” panel • One AUX channel for indicator, keypad, logo, torch LED driving • Perfect for dual display application • I2C for easy to program each LED bank • 3 LED Banks independently controllable for maximum flexibility • 7Ch Charge Pump in 3x3 QFN16 • Small solution area compare to other competitors • Low component count (Total 4 caps), low BOM cost Company Confidential

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