Buck Converters

A Buck Converter, also known as a Step-Down Converter, is a DC-to-DC power converter that steps down the voltage from its input to its output. A buck converter integrates the core components and circuitry needed into a single device.

Buck converters are found in countless electronic applications, where their power regulation properties are a vital component.

How does a Buck Convert...

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Microchip, LM2574-12YN Step-Down Switching Regulator, 1-Channel 500mA Adjustable 8-Pin, PDIP
RS Stock No.: 649-405Brand: MicrochipManufacturers Part No.: LM2574-12YN

P.O.A.

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Microchip
500mA
-
37 V
Buck Converter
1.23 V
4 V
-
Adjustable
-
1
-
8
PDIP
-
-
-
-
-
-
-
-
-
Microchip, LM2576WU Step-Down Switching Regulator, 1-Channel 0.003A Adjustable 5-Pin, DDPAK
RS Stock No.: 649-437Brand: MicrochipManufacturers Part No.: LM2576WU

P.O.A.

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Microchip
0.003A
-
37 V
Buck Converter
1.23 V
4 V
-
Adjustable
-
1
-
5
DDPAK
-
-
-
-
-
-
-
-
-
Microchip, MCPF1412M06T-E/8FW Step-Down Switching Regulator, 1-Channel 12A Adjustable 22-Pin, LGA
RS Stock No.: 644-326Brand: MicrochipManufacturers Part No.: MCPF1412M06T-E/8FW

P.O.A.

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Microchip
12A
-
1.8 V
Buck
0.6 V
4.5 V
-
Adjustable
-
1
-
22
LGA
-
-
-
-
-
-
-
-
-
Microchip, MIC3809YM Step-Down Switching Regulator Dual-Channel 500mA Adjustable 8-Pin, SOIC
RS Stock No.: 649-506Brand: MicrochipManufacturers Part No.: MIC3809YM

P.O.A.

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Microchip
500mA
-
15 V
Buck Converter
2.7 V
4.1 V
-
Adjustable
-
2
-
8
SOIC
-
-
-
-
-
-
-
-
-
Microchip, TC7660HEOA Step-Down Switching Regulator, 1-Channel 20mA Adjustable 8-Pin, SOIC
RS Stock No.: 649-428Brand: MicrochipManufacturers Part No.: TC7660HEOA

P.O.A.

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Microchip
20mA
-
10 V
Buck Converter
2.7 V
1.5 V
-
Adjustable
-
1
-
8
SOIC
-
-
-
-
-
-
-
-
-
Microchip, MCP19061-E/RTB Buck Controller, 1-Channel Adjustable 32-Pin, VQFN
RS Stock No.: 352-292Brand: MicrochipManufacturers Part No.: MCP19061-E/RTBHSN Code: 85423990

SR 51.57

SR 51.57 Each (ex VAT)

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Microchip
-
-
36 V
Boost
3 V
4.5 V
-
Adjustable
-
1
-
32
VQFN
-
-
-
-
-
-
-
-
-
Microchip, MCP19061T-E/RTB Buck Controller, 1-Channel Adjustable 32-Pin, VQFN
Also available in industry standard packaging
RS Stock No.: 352-090Brand: MicrochipManufacturers Part No.: MCP19061T-E/RTBHSN Code: 85423990

SR 24.99

SR 24.99 Each (ex VAT)

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Microchip
-
-
36 V
Boost
3 V
4.5 V
-
Adjustable
-
1
-
32
VQFN
-
-
-
-
-
-
-
-
-
Microchip, MIC2129T-E/2FW Step-Down COT Controller, 1-Channel Current, Voltage 24-Pin, VQFN
RS Stock No.: 332-634Brand: MicrochipManufacturers Part No.: MIC2129T-E/2FWHSN Code: 85423990

SR 89,096.25

SR 35.638 Each (On a Reel of 2500) (ex VAT)

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Microchip
-
-
100 V
Step Down
4.5 V
-
-
Current, Voltage
-
1
-
24
VQFN
-
-
-
-
-
-
-
-
-
Microchip, MIC2129T-E/U3B Step-Down COT Controller, 1-Channel Current, Voltage 24-Pin, VQFN
RS Stock No.: 332-636Brand: MicrochipManufacturers Part No.: MIC2129T-E/U3BHSN Code: 85423190

SR 33,269.50

SR 33.27 Each (On a Reel of 1000) (ex VAT)

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Microchip
-
-
100 V
Step Down
4.5 V
-
-
Current, Voltage
-
1
-
24
VQFN
-
-
-
-
-
-
-
-
-
ROHM, BD9G201UEFJ-LBE2 Step-Down Switching Regulator, 1-Channel 1.5A 8-Pin, HTSOP-J8ES
Also available in industry standard packaging
RS Stock No.: 267-2277Brand: ROHMManufacturers Part No.: BD9G201UEFJ-LBE2HSN Code: 85423990

SR 78.43

SR 15.686 Each (In a Pack of 5) (ex VAT)

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ROHM
1.5A
-
42 V
Buck Controller
0.8 V
4.5 V
-
-
-
1
-
8
HTSOP-J8ES
-
-
-
-
-
-
-
-
-
ROHM, BD9G201UEFJ-LBE2 Step-Down Switching Regulator, 1-Channel 1.5A 8-Pin, HTSOP-J8ES
RS Stock No.: 267-2276Brand: ROHMManufacturers Part No.: BD9G201UEFJ-LBE2HSN Code: 85423990

SR 25,242.50

SR 10.097 Each (On a Reel of 2500) (ex VAT)

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ROHM
1.5A
-
42 V
Buck Controller
0.8 V
4.5 V
-
-
-
1
-
8
HTSOP-J8ES
-
-
-
-
-
-
-
-
-
ROHM, BD9G401UEFJ-ME2 Step-Down Switching Regulator, 1-Channel 3.5A 8-Pin, HTSOP-J8ES
RS Stock No.: 267-2279Brand: ROHMManufacturers Part No.: BD9G401UEFJ-ME2HSN Code: 85423990

SR 21,936.25

SR 8.774 Each (On a Reel of 2500) (ex VAT)

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ROHM
3.5A
-
42 V
Buck Controller
0.8 V
4.5 V
-
-
-
1
-
8
HTSOP-J8ES
-
-
-
-
-
-
-
-
-
ROHM, BD9G401UEFJ-ME2 Step-Down Switching Regulator, 1-Channel 3.5A 8-Pin, HTSOP-J8ES
Also available in industry standard packaging
RS Stock No.: 267-2280Brand: ROHMManufacturers Part No.: BD9G401UEFJ-ME2HSN Code: 85423990

SR 42.41

SR 21.206 Each (In a Pack of 2) (ex VAT)

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ROHM
3.5A
-
42 V
Buck Controller
0.8 V
4.5 V
-
-
-
1
-
8
HTSOP-J8ES
-
-
-
-
-
-
-
-
-
ROHM, BD9S402MUF-CE2 Step-Down Switching Regulator 4A
RS Stock No.: 252-3113Brand: ROHMManufacturers Part No.: BD9S402MUF-CE2HSN Code: 85423990

SR 25,530.00

SR 8.51 Each (On a Reel of 3000) (ex VAT)

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ROHM
4A
-
0.75 V
Buck Converter
0.6 V
2.7 V
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
ROHM, BD9S402MUF-CE2 Step-Down Switching Regulator 4A
Also available in industry standard packaging
RS Stock No.: 252-3114Brand: ROHMManufacturers Part No.: BD9S402MUF-CE2HSN Code: 85423990

SR 94.76

SR 18.952 Each (In a Pack of 5) (ex VAT)

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ROHM
4A
-
0.75 V
Buck Converter
0.6 V
2.7 V
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

SR 67.10

SR 13.42 Each (In a Pack of 5) (ex VAT)

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Renesas Electronics
500mA
-
36 V
-
600 mV
3 V
-
Adjustable
-
1
-
12
DFN-EP-12
-
-
-
-
-
-
-
-
-
Renesas Electronics, ISL85415FRZ Synchronous Buck Regulator, 1-Channel 500mA Adjustable 12-Pin, DFN-EP-12
RS Stock No.: 263-8979Brand: Renesas ElectronicsManufacturers Part No.: ISL85415FRZHSN Code: 85423990

SR 5,649.38

SR 7.532 Each (In a Tube of 750) (ex VAT)

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Renesas Electronics
500mA
-
36 V
-
600 mV
3 V
-
Adjustable
-
1
-
12
DFN-EP-12
-
-
-
-
-
-
-
-
-

SR 51.18

SR 5.118 Each (In a Pack of 10) (ex VAT)

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STMicroelectronics
1A
-
-
Buck Converter
-
3.3 V
-
-
-
1
-
6
SOT23-6L
-
-
-
-
-
-
-
-
-

SR 48.64

SR 4.864 Each (In a Pack of 10) (ex VAT)

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STMicroelectronics
1A
-
-
Buck Converter
-
3.3 V
-
-
-
1
-
6
SOT23-6L
-
-
-
-
-
-
-
-
-

SR 51.18

SR 5.118 Each (In a Pack of 10) (ex VAT)

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STMicroelectronics
1A
-
-
Buck Converter
-
3.3 V
-
-
-
1
-
6
SOT23-6L
-
-
-
-
-
-
-
-
-

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