Datasheet LTC3534 (Analog Devices) - 8

LTC3534
block DiagraM
L1 5 6 SW1 SW2 VIN ANTIRING VOUT 2.4V TO 7V PV 1.8V TO 7V IN SW A SW D VOUT 12 11 COUT + VIN GATE 13 DRIVERS + AND –500mA CIN SW B ANTICROSS SW C – + + CONDUCTION R1 REVERSE + PGND1 PGND2 CURRENT LIMIT RFF + CZ1 1 FB Gm = 15 100k 1.8A AVERAGE – CURRENT R2 LIMIT THERMAL + SHUTDOWN VREF 1V 2.6A – SUPPLY CURRENT LIMIT – + + + ERROR AMP 2.2V – – UVLO PWM LOGIC RZ PWM AND CP2 SHUTDOWN COMPARATORS OUTPUT C R – V P1 SS PHASING C 14 RUN/SS SHUTDOWN 2 AND SOFT-START + CSS 1MHz OSC SLEEP Burst Mode OPERATION PWM CONTROL 10 PGND1 GND EXPOSED PAD PGND2 4 3 17 7 3534 BD 3534fb 8 For more information www.linear.com/LTC3534 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Related Parts