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iWatt |
Low Power Off Line Digital PWM Controller • • • • • • • • • • • Primary-side feedback eliminates opto-isolators and simplifies design Multi-mode operation for highest overall efficiency ±4% typical output voltage regulation No external compensation components required Complies with CEC/EPA no |
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iWatt |
Ultra-Low No-Load Power Digital Quasi-Resonant PWM Controller ● ● Ultra-low no-load power consumption with lowest system cost (< 10mW at 230VAC in typical 5V/2A,10W power supplies) ● ● Primary-side feedback eliminates opto-isolators and simplifies design ● ● Intelligent low power management achieves ultra-low oper |
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iWatt |
Off-Line Digital Green-Mode Quasi-Resonant PWM Controller ● ● No-load power consumption < 50mW at 230VAC along with fast dynamic load response and short turn-on delay in typical 20W and above adapter applications ● ● Primary-side feedback eliminates opto-isolators and simplifies design ● ● Adaptively controlle |
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iWatt |
Ultra-Low No-Load Power Digital Quasi-Resonant PWM Controller ● ● Ultra-low no-load power consumption with lowest system cost (< 20mW at 230VAC in typical 20W and above power supplies) ● ● Primary-side feedback eliminates opto-isolators and simplifies design ● ● Intelligent low power management achieves ultra-low |
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iWatt |
Low Power Off-Line Digital PWM Controller • Primary-side feedback eliminates opto-isolators and simplifies design • Multi-mode operation for highest overall efficiency • Built-in cable drop compensation • Very tight output voltage regulation • No external loop compensation components re |
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iWatt |
Low-Power Off-Line Digital Green-Mode PWM Controller 2.0 Description ● ● Primary-side feedback eliminates opto-isolators and simplifies design ● ● Adaptively controlled soft start enables fast and smooth start-up for a wide range of capacitive loads (from 330 μF to 6,000 μF) ● ● Active start-up scheme e |
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iWatt |
Ultra-Low No-Load Power Digital Quasi-Resonant PWM Controller ● ● Ultra-low no-load power consumption with lowest system cost (< 20mW at 230VAC in typical 12V2A power supplies) ● ● Fast dynamic response with secondary-side load transient detection ● ● Adaptively controlled soft-start enables fast and smooth start- |
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iWatt |
Low-Power Off-Line Digital Green-Mode PWM Controller ● ● No-load power consumption < 30 mW at 230 Vac with typical application circuit (5-star rating) ● ● Fast dynamic load response for both one-time and repetitive load transients ● ● Very tight constant voltage and constant current regulation over entire |
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iWatt |
Low-Power Off-line Digital PWM Controller • Primary-side feedback eliminates opto-isolators and simplifies design • Direct drive of BJT switching device • Multi-mode operation for highest overall efficiency • Built-in cable drop compensation • Very tight output voltage regulation • No |
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iWatt |
Slot-type Photomicrosensor ● ● No-load power consumption < 30mW at 230VAC along with fast dynamic load response and short turn-on delay time in typical 12W compact adapter/charger applications ● ● Tight constant-voltage and constant-current regulation across line and load range |
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iWatt |
Digital PWM Current-Mode Controller ● ● Primary-side feedback eliminates opto-isolators and simplifies design ● ● Quasi-resonant operation for highest overall efficiency ● ● EZ-EMI ® design to easily meet global EMI standards ● ● Up to 130 kHz switching frequency enables small adapter size |
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iWatt |
Low-Power Off-line Digital Green-Mode PWM Controller 2.0 Description ● ● Primary-side feedback eliminates opto-isolators and simplifies design ● ● 64-kHz PWM switching frequency ● ● No-load power consumption < 100 mW at 230 Vac with tight dynamic load transient response ● ● Able to meet < 30 mW no-load p |
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iWatt |
Low-Power Off-line Digital PWM Controller • Primary-side feedback eliminates opto-isolators and simplifies design • Multi-mode operation for highest overall efficiency • Very tight output voltage regulation • No external compensation components required • Complies with CEC/EPA/IEC no lo |
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iWatt |
Low-Power Off-Line Digital Green-Mode PWM Controller ● ● Primary-side feedback eliminates opto-isolators and simplifies design ● ● No-load power consumption < 20 mW at 230 Vac with typical application circuit (5 star rating) ● ● Active start-up scheme enables fastest possible startup ● ● Fast dynamic load |
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iWatt |
Low-Power Off-line Digital Green-Mode PWM Controller ● ● Primary-side feedback eliminates opto-isolators and simplifies design ● ● No-load power consumption < 30 mW at 230 Vac with typical application circuit (5 star rating) ● ● Adaptive multi-mode PWM/PFM control improves efficiency ● ● Quasi-resonant ope |
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iWatt |
Low-Power Off-Line Digital Green-Mode PWM Controller 2.0 Description ● ● Primary-side feedback eliminates opto-isolators and simplifies design ● ● Adaptively controlled soft start-up enables fast and smooth start-up for a wide range of capacitive loads (from 330 μF to 6000 μF) ● ● Very tight constant vo |
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iWatt |
Digital PWM Current-Mode Controller ● ● Primary-side feedback eliminates opto-isolators and simplifies design ● ● Quasi-resonant operation for highest overall efficiency ● ● EZ-EMI ® design to easily meet global EMI standards ● ● Up to 130 kHz switching frequency enables small adapter size |
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iWatt |
Off-Line Digital Green-Mode Quasi-Resonant PWM Controller No-load power consumption < 30mW at 230VAC along with fast dynamic load response and short turn-on delay in typical 5V2.4A 12W compact adapter/charger applications Tight constant-voltage and constant current regulation across line and load range Prim |
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iWatt |
Low-Power Off-line Digital Green-Mode PWM Controller ● ● Primary-side feedback eliminates opto-isolators and simplifies design ● ● Adaptive multi-mode PWM/PFM control improves efficiency ● ● Quasi-resonant operation for highest overall efficiency ● ● EZ-EMI ® design to easily meet global EMI standards ● ● D |
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iWatt |
Zero Power No-Load Off-Line Digital PWM Controller ● ● Zero power consumption at no-load with lowest system cost (< 5 mW at 230 Vac with typical application circuit) ● ● Intelligent low power management achieves ultra-low operating current at no-load ● ● Adaptive load transient detection and fast respon |
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