Datasheet LTC3619 (Analog Devices) - 8

LTC3619
FuncTional DiagraM
REGULATOR 1 – 0.654V + V PGOOD1 8 FB1 – BURST CLAMP + 0.546V SLOPE 6 VIN COMP VFB1 10 – ITH EA – + SLEEP – + 0.6V I V COMP SLEEP + BURST S Q RS LATCH SOFT-START R Q + SWITCHING ICOMP LOGIC AND – BLANKING ANTI CIRCUIT SHOOT- THRU 7 SW1 + I SHUTDOWN RCMP – 11 GND RUN1 2 SLEEP2 SLEEP1 + 3 RLIM 0.6V REF OSC TO REGULATOR 2 ONLY – 1V RUN2 9 OSC BURST CLAMP SLOPE 6 VIN COMP – VFB2 1 – ITH EA – SLEEP + – + 0.6V I V COMP SLEEP + BURST S Q RS LATCH SOFT-START R Q + SWITCHING ICOMP LOGIC AND – – BLANKING ANTI 0.654V CIRCUIT SHOOT- + THRU 5 SW2 V PGOOD2 4 FB2 – + 0.546V + IRCMP – SHUTDOWN 11 GND REGULATOR 2 3619 FD 3619fa 8 Document Outline Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Functional Diagram Operation Applications Information Package Description Typical Application Related Parts