Mobile Communications - O2Micro

1 Mobile Communications Product Guide Part Package(s) Available Page Number Description (Lead-free) No. LED Backlight Controller ICs for Small-Size LCD Panels OZ521 Boost Converter Controller 8 E-SOP, SOP 6. OZ535 Compact LED Driver 6 DFN 7. OZ536 High Precision LED Driver 16 QFN 8. OZ9956B Six String LED Controller 20 QFN 9. OZ9956E Six String LED Driver Controller 20 QFN 10. OZ9960 High Power LED Controller 12 QFN, 16 SSOP 11. OZ9979 Six String LED Controller with 20 QFN 12. Phase-Shift Dimming Internal MOSFET. OZ9993 Low Cost White LED Controller 6 SOT-23 13. LED Backlight Controller ICs for AUTOMOTIVE/CAR TV/GPS/PND Applications OZ523 Step Down DC/DC Converter 8 SOP 14. OZ524 Step Down 3A DC/DC Converter 8 E-SOP 15. OZ526 White LED Controller 12 DFN 16. OZ527 Automotive GPS LED Controller 24 E-TSSOP, QFN 17. OZ528 LCD Bias Supply Controller 28 E-TSSOP, QFN, 18. SOP. OZ9960 High Power LED Controller 12 DFN, 16 SSOP 11.

2 OZ9961 Six String LED Controller 20 E-TSSOP, SSOP 19. OZ9965 LED Controller + 2 DC/DC 28 E-TSSOP 20. OZ9990 Four String High Power Buck/Boost 24 E-TSSOP 21. LED Driver OZ9993 Low Cost White LED Controller 6 SOT-23 13. OZ9998A Eight String High Power LED 24 E-TSSOP, QFN, 22. Controller SOP. 2. Mobile Communications Product Guide Package(s). Part Available Page Number Description (Lead-free) No. Power Management ICs OZ522 Charger + DC/DC PMU 20 SSOP 23. OZ8071 USB Protection IC and Battery Charger 20 QFN 24. OZ8555 Battery Charger/Boost Controller 28 QFN 25. OZ8556 Battery Charger/Boost Controller 28 QFN 26. OZ8618 Battery Charge Controller with Power 24 QFN 27. Selector OZ8660 Single Battery Charger Controller 40 VQFN 28. OZ8681 SMBus Level 2 Battery Charger 16 QFN 29. OZ8682 SMBus Level 2 Battery Charger with Hybrid 16 QFN 30. Power Boost OZ8690 SMBus Level 2 Battery Charger with Hybrid 40 VQFN 31.

3 Power Boost OZ8806 Battery Monitor + High Accuracy Coulomb 10 DFN 32. Counter DC/DC Converter Controllers OZ8002 Dual Channel MOSFET Driver 16 QFN 33. OZ8013 3A Synchronous DC/DC Regulator 16 QFN 34. OZ8033 3A Low Dropout Linear Regulator 8 E-SOP 35. OZ8111 Ultra High Efficiency DC/DC 16 QFN 36. OZ8116/ Single Ultra High Efficiency DC/DC / 16 QFN/ 37. OZ8138 Dual Ultra High Efficiency DC/DC 24 QFN. OZ812 DDR/DDR2/DDR3 Integrated 24 QFN 38. Power Supply OZ8125 2 Phase CPU DC/DC Compliant with Intel 28 QFN 39. OZ8127 2 Phase CPU DC/DC Compliant with Intel 28 QFN 40. +. 3. Mobile Communications Product Guide Package(s). Part Available Page Number Description (Lead-free) No. DC/DC Converter Controllers (cont.). OZ8150 Single Ultra High Efficiency DC/DC with 16 QFN 41. 5V Regulator and Switch-Over OZ8153 Dual Ultra High Efficiency DC/DC 24 QFN 42. with 5V Regulator and Switch-Over OZ8155 Dual Ultra High Efficiency DC/DC 28 QFN 43.

4 With 5V Regulator and Switch-Over OZ8290 Precision DC/DC for Intel CPU 32 QFN 44. OZ8291 Precision DC/DC, IMVP6+ Compliant 32 QFN 45. OZ8292 Precision DC/DC, IMVP6+ and 40 QFN 46. Compliant OZ8293 2 + 1 Phase CPU DC/DC Compliant with 40 QFN 47. Intel IMVP7. OZ8296 1 + 1 Phase CPU DC/DC Compliant with 32 QFN 48. Intel IMVP7. OZ8321 2 + 1 Phase CPU DC/DC Compliant with 40 QFN 49. AMD SVI2. OZ83215 2 + 1 Phase GPU DC/DC Compliant with 40 QFN 50. AMD SVI2. OZ8322 2 + 2 Phase CPU DC/DC Compliant with 40 QFN 51. AMD SVI2. OZ8380A Dual Phase Ultra High Efficiency DC/DC 32 QFN 52. for AMD SVI Mobile Processors OZ8384 Dual Phase Ultra High Efficiency DC/DC 24 and 28 QFN 53. for AMD SVI Mobile Processors OZ8390E Single Phase Ultra High Efficiency DC/DC 20 and 24 QFN 54. for AMD SVI Mobile Processors 4. Mobile Communications Mission Statement Be the industry leader in Mobile Communications solutions for efficient, highly integrated, power management ICs.

5 PRODUCTS. O2 Micro's Intelligent Power for Mobile Communications solutions empower Lighting, Power Management and DC/DC Converter Controller IC products. Lighting ICs, part of the Intelligent Lighting family of LED controllers, include highly efficient backlight solutions for Mobile Communications applications. Power Management ICs include highly integrated, mixed signal Battery Chargers, Chargers with Hybrid Power Boost technology and Battery Monitors designed to charge notebook batteries with unmatched efficiency and reliability and provide safe battery management. DC/DC Converter Controller ICs are driven by Constant-Ripple- Current technology, and are specially developed to design high efficiency power supplies. 5. OZ521. Boost Converter Controller FEATURES. Supports wide-range operating voltage Integrated with a 50V, 4A power MOSFET. Supports an optional spread-spectrum switching frequency In applications: - Supports either constant-voltage or constant-current output - Protection includes: output over-voltage, power MOSFET over-current, over-temperature, and open rectifier diode - Low standby current GENERAL DESCRIPTION.

6 OZ521 is a boost converter controller suitable for LED lighting or general pur- pose DC/DC converter applications. It is designed as a current-mode controller for boost converter applications. OZ521 integrates a 50V/4A MOSFET as the switch and compensation compo- nents for the boost converter to optimize the cost/performance of applications. APPLICATIONS APPLICATION DIAGRAM. LED Lighting DC/DC Converter Patents pending. 6. OZ535. Compact LED Driver FEATURES. Operates with single cell Li-Ion battery as power supply ~ VCC operation voltage range Integrated 40 Vds, power MOSFET. Drives up to 10 LEDs in series Self-adaptive operating frequency, optimizing efficiency Integrated PWM to analog dimming converter Supports up to 100:1 analog dimming ratio Protection includes: output over-voltage and over-current, LED short circuit to ground, and IC over-temperature Output capacitor discharge function in shutdown mode Low standby current GENERAL DESCRIPTION.

7 OZ535 is a high efficiency boost DC/DC converter with an integrated power MOSFET. It can drive 1 LED string with up to 10 LEDs connected in series. OZ535 provides the user with a compact solution that requires minimum com- ponents for the boost regulator. It is suitable for portable device applications using a single cell Li-Ion battery. APPLICATIONS APPLICATION DIAGRAM. LED Lighting Tablet Cell Phone Patent #7,471,144; and more patents pending. 7. OZ536. Compact LED Driver FEATURES. Supports single cell Li-Ion battery operation Integrated 45V, power MOSFET. Drives any number of strings of LEDs up to 6 strings maximum Up to 30mA current per string Built-in PWM to analog dimming integrator Up to 100:1 true analog dimming ratio + typical LED current matching No noise or interference to touch panel Protection includes: LED short circuit to ground, over-voltage, open rectifier diode, MOSFET over-current, and over-temperature Low standby current GENERAL DESCRIPTION.

8 OZ536 is a highly integrated and efficient LED driver controller designed for the LCD backlight in portable applications. OZ536 provides an integrated circuit to balance the current flow for each LED. string, as well as an integrated power MOSFET for the boost converter. The on resistance of the power MOSFET provides excellent power efficiency for battery- powered portable applications. APPLICATIONS APPLICATION DIAGRAM. LED Lighting Tablet Cell Phone Patent #'s 7,498,793; 7,847,783; and more patents pending. 8. OZ9956B. Six String LED Controller FEATURES. High frequency DC/DC power converter for LEDs Drives up to 6 strings in parallel Integrated LED current balance control circuit, and power MOSFET. Wide input voltage range Up to switching frequency External PWM dimming Over-voltage and over-current protection Soft start function GENERAL DESCRIPTION. OZ9956B is a high efficiency, DC/DC controller that drives up to six (6) strings of LEDs in parallel configuration, with multiple LEDs in each string connected in series.

9 It is targeted for notebook/netbook applications. It provides six (6) LED current sense inputs in an OR configuration for im- proved backlight reliability. This allows the backlight to remain functional in the event that any string(s) is damaged during normal operation. OZ9956B can receive either an analog signal or an external Pulse Width Modu- lation (PWM) signal for the dimming control function. This IC provides an integrated circuit to balance the current flow through each LED string, as well as, the integrated power MOSFET. APPLICATIONS APPLICATION DIAGRAM. Notebook/Netbook Computer Patent #'s 7,498,793; 7,847,783; and more patents pending. 9. OZ9956E. Six String LED Driver Controller FEATURES. Highly integrated LED driver controller 33V input voltage range Drives up to 6 strings of LEDs in parallel Up to 30mA current per string Built-in LED current balance control circuit Integrated power MOSFET.

10 Built-in 20kHz PWM dimming control eliminates audible noise Supports external PWM dimming control 100:1 dimming ratio at 20kHz PWM frequency Protection: over-voltage, over-current, thermal, and open rectifier diode GENERAL DESCRIPTION. The OZ9956E is a highly efficient, integrated LED driver controller designed for middle power LCD backlight applications. Featuring a very wide operational input voltage range, it works as a universal solution for applications powered by one or multiple Li-Ion battery cells or those directly powered by an adapter. It provides six (6) LED current sense inputs in an OR configuration for im- proved backlight reliability. This allows the backlight to remain functional in the event that any string(s) is damaged during normal operation. OZ9956E accepts external Pulse Width Modulation (PWM) dimming signals to perform either directly controlled external or fixed 20kHz internal dimming function.