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TL3843PE4 Datasheet(PDF) 3 Page - Texas Instruments |
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TL3843PE4 Datasheet(HTML) 3 Page - Texas Instruments |
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3 / 21 page 
TL284x, TL384x CURRENT-MODE PWM CONTROLLERS SLVS038G − JANUARY 1989 − REVISED FEBRUARY 2008 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 functional block diagram † The toggle flip-flop is present only in TL2844, TL2845, TL3844, and TL3845. Pin numbers shown are for the D (14-pin) package. Internal Bias Vref Good Logic OSC 5-V REF Error Amplifier PWM Latch Current- Sense Comparator 34 V NOM VCC GND RT/CT VFB COMP ISENSE 12 9 7 3 1 5 14 11 10 8 REF VC OUTPUT POWER GROUND + − UVLO EN 2R R1 V S R T † + − |
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