Version 4
SymbolType CELL
RECTANGLE Normal -256 -640 256 640
TEXT 0 0 Center 2 LT
WINDOW 0 0 -338 Center 2
WINDOW 3 -1 334 Center 2
SYMATTR Value LTC7821
SYMATTR Prefix X
SYMATTR SpiceModel LTC7821.sub
SYMATTR Value2 LTC7821
SYMATTR Description Hybrid Step-Down Synchronous Controller
PIN -256 -288 LEFT 8
PINATTR PinName Timer
PINATTR SpiceOrder 6
PIN -256 -96 LEFT 8
PINATTR PinName Hys_prgm
PINATTR SpiceOrder 9
PIN -128 -640 TOP 8
PINATTR PinName ExtVcc
PINATTR SpiceOrder 16
PIN -256 0 LEFT 8
PINATTR PinName Freq
PINATTR SpiceOrder 11
PIN -256 -576 LEFT 8
PINATTR PinName Vin
PINATTR SpiceOrder 28
PIN -256 192 LEFT 8
PINATTR PinName Fault
PINATTR SpiceOrder 4
PIN -256 96 LEFT 8
PINATTR PinName Pgood
PINATTR SpiceOrder 5
PIN -256 -192 LEFT 8
PINATTR PinName Mode/PLL
PINATTR SpiceOrder 1
PIN -256 288 LEFT 8
PINATTR PinName IntVcc
PINATTR SpiceOrder 19
PIN 256 288 RIGHT 8
PINATTR PinName BG2
PINATTR SpiceOrder 18
PIN 256 192 RIGHT 8
PINATTR PinName Sw3
PINATTR SpiceOrder 20
PIN 256 96 RIGHT 8
PINATTR PinName TG2
PINATTR SpiceOrder 21
PIN 256 0 RIGHT 8
PINATTR PinName Boost3
PINATTR SpiceOrder 22
PIN 256 -96 RIGHT 8
PINATTR PinName Mid_sense
PINATTR SpiceOrder 26
PIN 256 -192 RIGHT 8
PINATTR PinName Mid
PINATTR SpiceOrder 25
PIN 256 -288 RIGHT 8
PINATTR PinName BG1
PINATTR SpiceOrder 24
PIN 256 -384 RIGHT 8
PINATTR PinName Boost2
PINATTR SpiceOrder 23
PIN 256 -480 RIGHT 8
PINATTR PinName Sw1
PINATTR SpiceOrder 29
PIN 256 -576 RIGHT 8
PINATTR PinName TG1
PINATTR SpiceOrder 30
PIN 128 -640 TOP 8
PINATTR PinName Boost1
PINATTR SpiceOrder 31
PIN -256 -480 LEFT 8
PINATTR PinName Vin_sense
PINATTR SpiceOrder 27
PIN 256 384 RIGHT 8
PINATTR PinName Isns+
PINATTR SpiceOrder 15
PIN 256 480 RIGHT 8
PINATTR PinName Isns-
PINATTR SpiceOrder 14
PIN 128 640 BOTTOM 8
PINATTR PinName Pgnd
PINATTR SpiceOrder 17
PIN -256 -384 LEFT 8
PINATTR PinName Run
PINATTR SpiceOrder 3
PIN -256 576 LEFT 8
PINATTR PinName Sgnd
PINATTR SpiceOrder 33
PIN 256 576 RIGHT 8
PINATTR PinName Vfb
PINATTR SpiceOrder 13
PIN -256 384 LEFT 8
PINATTR PinName ExtRef
PINATTR SpiceOrder 8
PIN -128 640 BOTTOM 8
PINATTR PinName Ith
PINATTR SpiceOrder 10
PIN -256 480 LEFT 8
PINATTR PinName Clkout
PINATTR SpiceOrder 2
PIN 0 640 BOTTOM 8
PINATTR PinName SS
PINATTR SpiceOrder 7