Datasheet LTC3636, LTC3636-1 (Analog Devices) - 10

LTC3636/LTC3636-1
BLOCK DIAGRAM
CIN RUN VIN 1.22V VON SW AV = 1 + – 450k RUN VIN INTVCC 0.6V (LTC3636) 5V (LTC3636) 1.8V (LTC3636-1) 12V (LTC3636-1) RUN I I ON ON V OSC1 t VON CONTROLLER ON = R IION ON S Q BOOST SWITCH LOGIC TG AND M1 CBOOST ANTI- SW SHOOT L1 THROUGH COUT BG M2 ICMP IREV + GND + – – R2 COMP SELECT SENSE– SENSE+ ITH FB RC IDEAL DIODES R1 CC1 0.6V + REF EA – 0.648V – 0V INTERNAL PGOOD SOFT-START + INTVCC 1.4µA – TRACK – TRACKSS FC BURST UV SS MODE SELECT C + SS 0.552V + 0.48V AT START-UP CHANNEL 1 0.10V AFTER START-UP OSC1 RT OSC MODE/SYNC OSC PLL-SYNC R INTVCC RT 3.3V VIN1 REG C PHASE VCC TMON 180°C TJ 1V/200k OSC2 CHANNEL 2 (SAME AS CHANNEL 1) 3636 BD Rev. C 10 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts