LNK4003D

LinkSwitch-4 Family Energy-Efficient, Accurate Primary-Side Regulated CV/CC Switcher for Adapters and Chargers Product Highlights Dramatically Simplifies CV/CC Converters Eliminates optocoupler and all secondary CV/CC control circuitry Eliminates all control loop compensation circuitry Advanced Performance Features Dynamic base drive technology provides flexibility in choice of BJT transistor by dynamically optimizing BJT switching characteristics Extends RBSOA of BJT Dramatically reduces sensitivity to BJT gain Compensates for input line voltage variations Compensates for cable voltage drop Compensates for external component temperature variations Very accurate IC parameter tolerances using proprietary trimming technology Frequency up to 65 kHz to reduce transformer size The minimum peak current is fixed to improve transient load response Enhanced Performance Features Easy start for starting into capacitive loads (LNK4114D, LNK4115D) Constant power for high current start-up (LNK4214D, LNK4215D) 13003 drive improved efficiency with 13003 BJT’s (LNK4302S, LNK4322S) Advanced Protection/Safety Features Single fault output overvoltage and short-circuit Over-temperature protection Active clamp EcoSmart™– Energy Efficient Meets DoE 6 and CoC V5 2016 via an optimized quasi-resonant switching PWM/PFM control No-load consumption of <30 mW at 230 VAC input Green Package Halogen free and RoHS compliant package Applications Chargers for cell/...