Control Features is Enable, Power on Reset, Soft Start - PMIC - Voltage Regulators - DC DC Switching Controllers Distributor - LTC1436AIGN-PLL#TRPBF LTC1438CG#PBF LTC1539CGW#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
LTC1436AIGN-PLL#TRPBF	Linear Technology/Analog Devices	IC Regulators Controller BUCK 24SSOP	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	3.5 V ~ 30 V	Up to 400kHz	99%	Yes	No	-	Enable, Power on Reset, Soft Start	-40°C ~ 85°C (TA)	24-SSOP (0.154", 3.90mm Width)	24-SSOP
LTC1438CG#PBF	Linear Technology/Analog Devices	IC Regulators Controller BUCK 28SSOP	Active	Transistor Driver	Step-Down	Positive	Buck	2	1	3.5 V ~ 30 V	Up to 400kHz	99%	Yes	No	-	Enable, Power on Reset, Soft Start	0°C ~ 70°C (TA)	28-SSOP (0.209", 5.30mm Width)	28-SSOP
LTC1539CGW#TRPBF	Linear Technology/Analog Devices	IC Regulators Controller BUCK 36SSOP	Active	Transistor Driver	Step-Down	Positive	Buck	2	1	3.5 V ~ 30 V	Up to 400kHz	99%	Yes	No	-	Enable, Power on Reset, Soft Start	0°C ~ 70°C (TA)	36-BSOP (0.295", 7.50mm Width)	36-SSOP