Duty Cycle (Max) is 89% - PMIC - Voltage Regulators - DC DC Switching Controllers Distributor - LTC3802EGN#PBF LTC3806EDE#PBF MAX1953EUB+

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
LTC3802EGN#PBF	Linear Technology/Analog Devices	IC Regulators Controller BUCK 28SSOP	Active	Transistor Driver	Step-Down	Positive	Buck	2	2	3 V ~ 30 V	330kHz ~ 750kHz	89%	Yes	No	-	Current Limit, Enable, Power Good, Soft Start	-40°C ~ 85°C (TA)	28-SSOP (0.154", 3.90mm Width)	28-SSOP
LTC3806EDE#PBF	Linear Technology/Analog Devices	IC Regulators Controller FLYBACK 12DFN	Active	Transistor Driver	Step-Up/Step-Down	Positive	Flyback	1	1	10 V ~ 25 V	250kHz	89%	Yes	No	-	Current Limit, Enable, Soft Start	-40°C ~ 85°C (TA)	12-WFDFN Exposed Pad	12-DFN (4x3)
MAX1953EUB+	Maxim Integrated	IC Regulators Controller BUCK 10UMAX	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	3 V ~ 5.5 V	1MHz	89%	Yes	No	-	Current Limit	-40°C ~ 85°C (TA)	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)	10-uMAX
MAX1953EUB+T	Maxim Integrated	IC Regulators Controller BUCK 10UMAX	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	3 V ~ 5.5 V	1MHz	89%	Yes	No	-	Current Limit	-40°C ~ 85°C (TA)	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)	10-uMAX
MAX1954EUB+	Maxim Integrated	IC Regulators Controller BUCK 10UMAX	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	3 V ~ 5.5 V	300kHz	89%	Yes	No	-	Current Limit	-40°C ~ 85°C (TA)	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)	10-uMAX
MAX1954EUB+T	Maxim Integrated	IC Regulators Controller BUCK 10UMAX	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	3 V ~ 5.5 V	300kHz	89%	Yes	No	-	Current Limit	-40°C ~ 85°C (TA)	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)	10-uMAX
MAX1957EUB+	Maxim Integrated	IC Regulators Controller BUCK 10UMAX	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	3 V ~ 5.5 V	300kHz	89%	Yes	No	-	Current Limit	-40°C ~ 85°C (TA)	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)	10-uMAX
MAX1957EUB+T	Maxim Integrated	IC Regulators Controller BUCK 10UMAX	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	3 V ~ 5.5 V	300kHz	89%	Yes	No	-	Current Limit	-40°C ~ 85°C (TA)	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)	10-uMAX

Manufacturers for PMIC - Voltage Regulators - DC DC Switching Controllers