Transcription of Transition-mode PFC controller - STMicroelectronics
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Transition-mode PFC controller - STMicroelectronics
L6562. Transition-mode PFC controller . 1 Features Figure 1. Packages REALISED IN BCD TECHNOLOGY. Transition-mode CONTROL OF PFC PRE- regulators . PROPRIETARY MULTIPLIER DESIGN FOR DIP-8 SO-8. MINIMUM THD OF AC INPUT CURRENT. VERY PRECISE adjustable OUTPUT Table 1. Order Codes OVERVOLTAGE PROTECTION Part Number Package ULTRA-LOW ( 70 A) START-UP CURRENT L6562N DIP-8. LOW ( 4 mA) QUIESCENT CURRENT. L6562D SO-8. EXTENDED IC SUPPLY voltage RANGE. L6562 DTR Tape & Reel ON-CHIP FILTER ON CURRENT SENSE. DISABLE FUNCTION. DESKTOP PC, MONITOR) UP TO 300W. 1% (@ Tj = 25 C) INTERNAL REFERENCE. voltage HI-END AC-DC ADAPTER/CHARGER. -600/+800mA TOTEM POLE GATE DRIVER WITH ENTRY LEVEL SERVER & WEB SERVER. UVLO PULL-DOWN AND voltage CLAMP.
very precise adjustable output overvoltage protection ... voltage regulator uvlo internal supply 7v +-2.5v r1 r2 r s q - + driver starter +-zero current detector disable 2.1 v 1.6 v vcc 8 1 23 4 zcd vcc inv comp mult cs gd 7 5 gnd 6 25 v 40k 5pf 15 v starter stop …
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