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O2Micro |
5 Cell Li-Ion/Polymer Battery Pack Protection IC High Accuracy Voltage Detection ¾ Over voltage threshold range - VOVP: 3.6~4.35V; ±25 mV - Hysteresis Voltage: 0V, 0.1~0.275V ¾ Under voltage threshold range - VUVP: 2.0~3.0V; ±80 mV - Hysteresis Voltage: 0~1.0V Three-level High Accuracy Over-Cur |
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O2Micro |
LED Driver Controller • Quasi-resonant converter controller for high brightness LEDs • Supports high power factor for LED lighting applications • Low start-up current and operating current to maximize conversion efficiency • Voltage-mode control to simplify circuit design |
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O2Micro |
5 Cell Li-Ion/Polymer Battery Pack Protection IC High Accuracy Voltage Detection ¾ Over voltage threshold range - VOVP: 3.6~4.35V; ±25 mV - Hysteresis Voltage: 0V, 0.1~0.275V ¾ Under voltage threshold range - VUVP: 2.0~3.0V; ±80 mV - Hysteresis Voltage: 0~1.0V Three-level High Accuracy Over-Cur |
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O2Micro International |
Ultra High Efficiency Dual DC-DC Controller • • • • • • • • • • • • • • • • Dual DC-DC SMPS controller with integrated drivers Two constant ripple-current controllers Constant ripple-current control allows optimum inductor size High full load efficiency; up to 94% High light load efficiency; > |
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O2Micro International |
Ultra High Efficiency DC-DC Controller • • • • • • • • • • • DC-DC SMPS controller with integrated drivers Constant ripple-current control allows optimum inductor size High Efficiency up to 94% High light load efficiency (>85% at 100mA) VOUT accuracy 1% Input voltage from 3V to 30V Output |
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O2Micro International |
Integrated Power Supply Controller • • • • • • • • • • • • • • • DC-DC SMPS controller with integrated drivers for VDDQ Integrated Linear Regulator with 2A source and sink capability for VTT. High Efficiency up to 94% High light load efficiency; >85% at 100mA VDDQ accuracy ±1% Input v |
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O2Micro |
Intelligent Lighting • Supports half-bridge or push-pull topology • 0% to 100% PWM dimming range • Constant operating frequency • Drives positive/negative-impedance lamps during ignition • High drive current for external MOSFETs • User-defined ignition time and shutdown d |
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O2Micro International |
Dual-Phase DC-DC Controller • • • • • • • • • • • • • • • • • • • Dual-phase DC-DC controller with integrated drivers 6 bit AMD VID codes compatible 1% output voltage accuracy 6V to 24V input supports 2s to 5s battery power Voltage Feed-Forward Compensation High efficiency, up |
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O2Micro |
Intelligent Lighting • Supports half-bridge or push-pull topology • 0% to 100% PWM dimming range • Constant operating frequency • Drives positive/negative-impedance lamps during ignition • High drive current for external MOSFETs • User-defined ignition time and shutdown d |
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Desde 2024. D4U Semiconductor.
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