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  Buck Converters (778 items)

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onsemi, LM2575TV-012G Switching Regulator, 1-Channel 1A 5-Pin, TO-220 / 7862350 (1 offer) 
Switching Regulators, Step-Down DC-DC Converters, ON Semiconductor. Current mode and voltage mode DC-DC Converters for buck (Step-down), boost (step-up) and flyback applications.
onsemi
LM2575TV-012G
£ 2.676*
per piece
Texas Instruments, TPS54040DGQ Step-Down Switching Regulator, 1-Channel 500mA Adjustable 10-Pin, MSOP / 6989075 (3 offers) 
Step-Down SWIFT™ DC/DC Converters (Integrated Switch), Texas Instruments
Texas Instruments
TPS54040DGQ
£ 2.68*
per piece
Texas Instruments, LMZ20502SILT Step-Down Switching Regulator Adjustable 8-Pin, USiP / 1629819 (1 offer) 
Step-Down Converter Power Modules with Integrated Inductor, Texas Instruments. SIMPLE SWITCHER® DC/DC switching regulator Adjustable Output Voltage Power Good Flag Function Pin-Selectable Switching...
Texas Instruments
LMZ20502SILT
£ 2.683*
per piece
Renesas Electronics, ISL85012FRZ-T7A Switching Regulator / 1357890 (1 offer) 
Step-down Switching Regulators. A range of integrated Step-down switching regulators (Buck Converters) with integrated FETs from Intersil are able to output current ratings of 150mA to 8A.
Renesas Electronics
ISL85012FRZ-T7A
£ 2.693*
per piece
Texas Instruments, LM5005MH/NOPB Step-Down Switching Regulator, 1-Channel 2.5A Adjustable 20-Pin, TSSOP / 1218983 (1 offer) 
Step-Down DC/DC Converters (Integrated Switch) over 35V Input Max., Texas Instruments
Texas Instruments
LM5005MH/NOPB
£ 2.696*
per piece
Texas Instruments, TPS5430DDA Step-Down Switching Regulator, 1-Channel 3A Adjustable 8-Pin, SO PowerPAD / 1977593 (3 offers) 
Maximum Output Current = 3A Maximum Output Voltage = 31 V Minimum Output Voltage = 1.23 V Minimum Input Voltage = 5.5 V Output Type = Adjustable Number of Outputs = 1 Pin Count = 8 Package Type = S...
Texas Instruments
TPS5430DDA
£ 2.703*
per piece
Texas Instruments, LM2575S-3.3/NOPB Step-Down Switching Regulator, 1-Channel 1A 5-Pin, D2PAK / 1025688 (2 offers) 
SIMPLE SWITCHER® Step-Down Regulators, LM257x Series
Texas Instruments
LM2575S-3.3/NOPB
£ 2.706*
per piece
Texas Instruments, LM2574M-ADJ/NOPB Step-Down Switching Regulator, 1-Channel 500mA Adjustable 14-Pin, SOIC W / 460910 (1 offer) 
SIMPLE SWITCHER® Step-Down Regulators, LM257x Series
Texas Instruments
LM2574M-ADJ/NOPB
£ 2.709*
per piece
Texas Instruments, LM74610QDGKTQ1 Smart Diode Controller, 1-Channel 8-Pin, VSSOP / 1330675 (1 offer) 
ORing Power Controller, Texas Instruments. Logic OR-ing and Smart Diode controllers make FETs act like ideal diodes. Ideal Diodes significantly reduce the energy normally lost across the forward vo...
Texas Instruments
LM74610QDGKTQ1
£ 2.719*
per piece
Texas Instruments, LM2575S-5.0/NOPB Step-Down Switching Regulator, 1-Channel 1A 5-Pin, D2PAK / 1977211 (3 offers) 
Maximum Output Current = 1A Maximum Output Voltage = 5.1 V Regulator Function = Step Down Minimum Output Voltage = 4.9 V Minimum Input Voltage = 4 V Output Type = Fixed Number of Outputs = 1 Pin Co...
Texas Instruments
LM2575S-5.0/NOPB
£ 2.727*
per piece
Texas Instruments, LM43603PWPT Switching Regulator, 1-Channel 3A Adjustable 16-Pin, HTSSOP / 1219723 (1 offer) 
EN55022/CISPR 22 EMI Standards. SIMPLE SWITCHER® Step-Down Regulators, LM4360x ; LM4600x Series. Synchronous step-down (buck) switching regulators from Texas Instruments' LM4360x and LM4600x range ...
Texas Instruments
LM43603PWPT
£ 2.732*
per piece
STMicroelectronics, L6981NDRStep-Down Switching Regulator, 1-Channel 1.5A Adjustable 8-Pin, SO8 / 2167851 (1 offer) 
The STMicroelectronics L6981NDR is an easy to use synchronous monolithic step-down regulator capable of delivering up to 1.5 A DC to the load.Internal soft-start Enable Overvoltage protection Outpu...
ST Microelectronics
L6981NDR
£ 2.739*
per piece
onsemi, LM2576TV-015G Switching Regulator, 1-Channel 3A 5-Pin, TO-220 / 7862388 (1 offer) 
Switching Regulators, Step-Down DC-DC Converters, ON Semiconductor. Current mode and voltage mode DC-DC Converters for buck (Step-down), boost (step-up) and flyback applications.
onsemi
LM2576TV-015G
£ 2.741*
per piece
Texas Instruments, LM46002PWPT Switching Regulator, 1-Channel 2A Adjustable 16-Pin, HTSSOP / 1219724 (1 offer) 
EN55022/CISPR 22 EMI Standards. SIMPLE SWITCHER® Step-Down Regulators, LM4360x ; LM4600x Series. Synchronous step-down (buck) switching regulators from Texas Instruments' LM4360x and LM4600x range ...
Texas Instruments
LM46002PWPT
£ 2.742*
per piece
onsemi, LM2576D2TR4-3.3G Switching Regulator, 1-Channel 3A 5-Pin, D2PAK / 7862372 (1 offer) 
Switching Regulators, Step-Down DC-DC Converters, ON Semiconductor. Current mode and voltage mode DC-DC Converters for buck (Step-down), boost (step-up) and flyback applications.
onsemi
LM2576D2TR4-3.3G
£ 2.756*
per piece
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