Supplier Device Package is 38-QFN (4x6) - PMIC - Voltage Regulators - DC DC Switching Controllers Distributor - LT3840EUFE#PBF LT3840IUFE#PBF LT3840IUFE#TRPBF

Part Number	Manufacturer / Brand	Brife Description	Part Status	Output Type	Function	Output Configuration	Topology	Number of Outputs	Output Phases	Voltage - Supply (Vcc/Vdd)	Frequency - Switching	Duty Cycle (Max)	Synchronous Rectifier	Clock Sync	Serial Interfaces	Control Features	Operating Temperature	Package / Case	Supplier Device Package
LT3840EUFE#PBF	Linear Technology/Analog Devices	IC Regulators Controller BUCK 38QFN	Active	Transistor Driver	Step-Down	Positive or Negative	Buck	1	1	2.5 V ~ 60 V	50kHz ~ 1MHz	99%	Yes	Yes	-	Enable, Frequency Control, Power Good, Soft Start, Tracking	-40°C ~ 125°C (TJ)	38-WFQFN Exposed Pad	38-QFN (4x6)
LT3840IUFE#PBF	Linear Technology/Analog Devices	IC Regulators Controller BUCK 38QFN	Active	Transistor Driver	Step-Down	Positive or Negative	Buck	1	1	2.5 V ~ 60 V	50kHz ~ 1MHz	99%	Yes	Yes	-	Enable, Frequency Control, Power Good, Soft Start, Tracking	-40°C ~ 125°C (TJ)	38-WFQFN Exposed Pad	38-QFN (4x6)
LT3840IUFE#TRPBF	Linear Technology/Analog Devices	IC Regulators Controller BUCK 38QFN	Active	Transistor Driver	Step-Down	Positive or Negative	Buck	1	1	2.5 V ~ 60 V	50kHz ~ 1MHz	99%	Yes	Yes	-	Enable, Frequency Control, Power Good, Soft Start, Tracking	-40°C ~ 125°C (TJ)	38-WFQFN Exposed Pad	38-QFN (4x6)