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.
VCCon Turn-on threshold (1) 11 12 13 V VCCOff Turn-off threshold (1) 8.7 9.5 10.3 V Hys Hysteresis 2.2 2.8 V VZ Zener Voltage ICC = 20 mA 22 25 28 V SUPPLY CURRENT Istart-up Start-up Current Before turn-on, VCC =11V 40 70 µA Iq Quiescent Current After turn-on 2.5 3.75 mA ICC Operating Supply Current @ 70 kHz 3.5 5 mA Iq Quiescent Current ...
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