Datasheet LTC4309 (Analog Devices) - 7

LTC4309
PIN FUNCTIONS (DE12/GN16) VCC (Pin 12/Pin 16):
Supply Voltage Input. Bypass this
EXPOSED PAD (Pin 13 DE12 Package Only):
Exposed Pad pin to GND with a capacitor of at least 0.01μF and place may be left open or connected to device ground. close to VCC for best results.
BLOCK DIAGRAM
V V CC2 CC VCC2 VCC 8mA 8mA CONNECT I I BOOSTSDA BOOSTSDA SDAIN SDAOUT SLEW RATE SLEW RATE DETECTOR DETECTOR 100k 100k PRECHARGE VCC2 VCC PC PC 8mA 8mA CONNECT CONNECT 100k 100k CONNECT IBOOSTSCL IBOOSTSCL SCLIN SCLOUT SLEW RATE SLEW RATE DETECTOR DETECTOR + ACC – 1.65V/1.6V 30ms 1.35V/1.3V TIMER + – 1.65V/1.6V FAULT 1.35V/1.3V DISCEN I + BOOSTSCL LOGIC IBOOSTSDA 1.65V/1.6V – 1.35V/1.3V CONNECT + READY PC CONNECT 1.65V/1.6V – 1.35V/1.3V ENABLE + 1.4V/1.3V – CONNECT GND 95μs 4309 BD UVLO DELAY 4309fa 7