IW1810 - Off-Line Digital Green-Mode PWM Controller

iWatt

Key Features

Primary-side feedback eliminates opto-isolators and simplifies design.
Internal 800-V bipolar junction transistor (BJT).
64kHz PWM switching frequency.
No-load power consumption < 100mW at 230Vac with typical.

IW1810 off-line digital green-mode pwm controller by iWatt - Datasheet Preview

Datasheet Details

Part number	IW1810
Manufacturer	iWatt
File Size	653.65 KB
Description	Off-Line Digital Green-Mode PWM Controller
Datasheet	IW1810 Datasheet

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Full PDF Text Transcription (Reference)

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iW1810 Off-Line Digital Green-Mode PWM Controller Integrated with Power BJT 1.0 Features ●● Primary-side feedback eliminates opto-isolators and simplifies design ●● Internal 800-V bipolar junction transistor (BJT) ●● 64kHz PWM switching frequency ●● No-load power consumption < 100mW at 230Vac with typical application circuit ●● Adaptive multi-mode PWM/PFM control improves efficiency ●● Quasi-resonant operation for highest overall efficiency ●● EZ-EMI® design to easily meet global EMI standards ●● Dynamic BJT base drive current control ●● Very tight constant voltage and constant current regulation with primary-side-only feedback ●● No external compensation components required ●● Complies with EPA 2.