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, MIC2129T-E/2FW Step-Down COT Controller, 1-Channel Current, Voltage 24-Pin, VQFN
Microchip, MIC2129T-E/2FW Step-Down COT Controller, 1-Channel Current, Voltage 24-Pin, VQFN
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RS Stock No.: 332-634Brand: MicrochipManufacturers Part No.: MIC2129T-E/2FW

€ 8,995.40

€ 3.598 Each (On a Reel of 2500) (ex VAT)

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2500

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2500€ 3.598
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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
Microchip, MIC2129T-E/U3B Step-Down COT Controller, 1-Channel Current, Voltage 24-Pin, VQFN
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RS Stock No.: 332-636Brand: MicrochipManufacturers Part No.: MIC2129T-E/U3B

€ 3,353.81

€ 3.354 Each (On a Reel of 1000) (ex VAT)

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1000

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1000€ 3.354
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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
ROHM, BD9G201UEFJ-LBE2 Step-Down Switching Regulator, 1-Channel 1.5A 8-Pin, HTSOP-J8ES
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RS Stock No.: 267-2276Brand: ROHMManufacturers Part No.: BD9G201UEFJ-LBE2

€ 3,517.47

€ 1.407 Each (On a Reel of 2500) (ex VAT)

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2500

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2500€ 1.407
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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
ROHM, BD9G201UEFJ-LBE2 Step-Down Switching Regulator, 1-Channel 1.5A 8-Pin, HTSOP-J8ES
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Also available in industry standard packaging
RS Stock No.: 267-2277Brand: ROHMManufacturers Part No.: BD9G201UEFJ-LBE2

€ 10.92

€ 2.184 Each (In a Pack of 5) (ex VAT)

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5

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5€ 2.184
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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
ROHM, BD9G401UEFJ-ME2 Step-Down Switching Regulator, 1-Channel 3.5A 8-Pin, HTSOP-J8ES
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Also available in industry standard packaging
RS Stock No.: 267-2280Brand: ROHMManufacturers Part No.: BD9G401UEFJ-ME2

€ 4.30

€ 2.148 Each (In a Pack of 2) (ex VAT)

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2

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2€ 2.148
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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
ROHM, BD9G401UEFJ-ME2 Step-Down Switching Regulator, 1-Channel 3.5A 8-Pin, HTSOP-J8ES
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RS Stock No.: 267-2279Brand: ROHMManufacturers Part No.: BD9G401UEFJ-ME2

€ 2,991.84

€ 1.197 Each (On a Reel of 2500) (ex VAT)

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2500

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2500€ 1.197
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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
ROHM, BD9S402MUF-CE2 Step-Down Switching Regulator 4A
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RS Stock No.: 252-3113Brand: ROHMManufacturers Part No.: BD9S402MUF-CE2

€ 3,504.97

€ 1.168 Each (On a Reel of 3000) (ex VAT)

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3000

Available in multiples of 3000
3000€ 1.168
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ROHM
-
4A
0.75 V
Buck Converter
0.6 V
2.7 V
-
-
-
-
-
-
-
-
-
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-
-
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ROHM, BD9S402MUF-CE2 Step-Down Switching Regulator 4A
ROHM, BD9S402MUF-CE2 Step-Down Switching Regulator 4A
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Also available in industry standard packaging
RS Stock No.: 252-3114Brand: ROHMManufacturers Part No.: BD9S402MUF-CE2

€ 12.82

€ 2.564 Each (In a Pack of 5) (ex VAT)

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5

Available in multiples of 5
5€ 2.564
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ROHM
-
4A
0.75 V
Buck Converter
0.6 V
2.7 V
-
-
-
-
-
-
-
-
-
-
-
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-
-
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Renesas Electronics, ISL85415FRZ Synchronous Buck Regulator, 1-Channel 500mA Adjustable 12-Pin, DFN-EP-12
Renesas Electronics, ISL85415FRZ Synchronous Buck Regulator, 1-Channel 500mA Adjustable 12-Pin, DFN-EP-12
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RS Stock No.: 263-8979Brand: Renesas ElectronicsManufacturers Part No.: ISL85415FRZ

€ 762.88

€ 1.017 Each (In a Tube of 750) (ex VAT)

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750

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750€ 1.017
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Renesas Electronics
-
500mA
36 V
-
600 mV
3 V
-
Adjustable
-
1
12
-
DFN-EP-12
-
-
-
-
-
-
-
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-
Renesas Electronics, ISL85415FRZ Synchronous Buck Regulator, 1-Channel 500mA Adjustable 12-Pin, DFN-EP-12
Renesas Electronics, ISL85415FRZ Synchronous Buck Regulator, 1-Channel 500mA Adjustable 12-Pin, DFN-EP-12
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Also available in industry standard packaging
RS Stock No.: 263-8980Brand: Renesas ElectronicsManufacturers Part No.: ISL85415FRZ

€ 9.34

€ 1.868 Each (In a Pack of 5) (ex VAT)

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5

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5€ 1.868
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Renesas Electronics
-
500mA
36 V
-
600 mV
3 V
-
Adjustable
-
1
12
-
DFN-EP-12
-
-
-
-
-
-
-
-
-
STMicroelectronics, DCP3601CDMR Step Down DC-DC Converter, 1-Channel 1A 6-Pin, SOT23-6L
STMicroelectronics, DCP3601CDMR Step Down DC-DC Converter, 1-Channel 1A 6-Pin, SOT23-6L
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Also available in industry standard packaging
RS Stock No.: 309-407Brand: STMicroelectronicsManufacturers Part No.: DCP3601CDMR

€ 7.14

€ 0.714 Each (In a Pack of 10) (ex VAT)

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10

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10€ 0.714
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STMicroelectronics
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1A
-
Buck Converter
-
3.3 V
-
-
-
1
6
-
SOT23-6L
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-
-
-
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-
-
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STMicroelectronics, DCP3601CMR Step Down DC-DC Converter, 1-Channel 1A 6-Pin, SOT23-6L
STMicroelectronics, DCP3601CMR Step Down DC-DC Converter, 1-Channel 1A 6-Pin, SOT23-6L
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Also available in industry standard packaging
RS Stock No.: 309-406Brand: STMicroelectronicsManufacturers Part No.: DCP3601CMR

€ 6.77

€ 0.677 Each (In a Pack of 10) (ex VAT)

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10

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10€ 0.677
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STMicroelectronics
-
1A
-
Buck Converter
-
3.3 V
-
-
-
1
6
-
SOT23-6L
-
-
-
-
-
-
-
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-
STMicroelectronics, DCP3601NDMR Step Down DC-DC Converter, 1-Channel 1A 6-Pin, SOT23-6L
STMicroelectronics, DCP3601NDMR Step Down DC-DC Converter, 1-Channel 1A 6-Pin, SOT23-6L
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Also available in industry standard packaging
RS Stock No.: 309-410Brand: STMicroelectronicsManufacturers Part No.: DCP3601NDMR

€ 7.14

€ 0.714 Each (In a Pack of 10) (ex VAT)

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10

Available in multiples of 10
10€ 0.714
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STMicroelectronics
-
1A
-
Buck Converter
-
3.3 V
-
-
-
1
6
-
SOT23-6L
-
-
-
-
-
-
-
-
-
STMicroelectronics, DCP3601NMR Step Down DC-DC Converter, 1-Channel 1A 6-Pin, SOT23-6L
STMicroelectronics, DCP3601NMR Step Down DC-DC Converter, 1-Channel 1A 6-Pin, SOT23-6L
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Also available in industry standard packaging
RS Stock No.: 309-409Brand: STMicroelectronicsManufacturers Part No.: DCP3601NMR

€ 6.77

€ 0.677 Each (In a Pack of 10) (ex VAT)

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10

Available in multiples of 10
10€ 0.677
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STMicroelectronics
-
1A
-
Buck Converter
-
3.3 V
-
-
-
1
6
-
SOT23-6L
-
-
-
-
-
-
-
-
-
Texas Instruments, LM5164QDDATQ1 Sync Buck Converter, 1-Channel 1A Adjustable 8-Pin, SO PowerPAD
Texas Instruments, LM5164QDDATQ1 Sync Buck Converter, 1-Channel 1A Adjustable 8-Pin, SO PowerPAD
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Also available in industry standard packaging
RS Stock No.: 268-7541Brand: Texas InstrumentsManufacturers Part No.: LM5164QDDATQ1

€ 8.85

€ 4.427 Each (In a Pack of 2) (ex VAT)

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2

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2€ 4.427
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Texas Instruments
-
1A
100 V
Current Limit, Short Circuit Protection, Thermal Shutdown Protection
1.2 V
6 V
-
Adjustable
-
1
8
-
SO PowerPAD
-
-
-
-
-
-
-
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Texas Instruments, LM5164QDDATQ1 Sync Buck Converter, 1-Channel 1A Adjustable 8-Pin, SO PowerPAD
Texas Instruments, LM5164QDDATQ1 Sync Buck Converter, 1-Channel 1A Adjustable 8-Pin, SO PowerPAD
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RS Stock No.: 268-7540Brand: Texas InstrumentsManufacturers Part No.: LM5164QDDATQ1

€ 736.17

€ 2.945 Each (On a Reel of 250) (ex VAT)

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250

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250€ 2.945
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Texas Instruments
-
1A
100 V
Current Limit, Short Circuit Protection, Thermal Shutdown Protection
1.2 V
6 V
-
Adjustable
-
1
8
-
SO PowerPAD
-
-
-
-
-
-
-
-
-
DiodesZetex, AL8860WT-7 Step-Down Switching Regulator 1A Adjustable 25-Pin, TSOT
DiodesZetex, AL8860WT-7 Step-Down Switching Regulator 1A Adjustable 25-Pin, TSOT
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Also available in industry standard packaging
RS Stock No.: 133-3338Brand: DiodesZetexManufacturers Part No.: AL8860WT-7

€ 9.36

€ 0.468 Each (In a Pack of 20) (ex VAT)

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20

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20€ 0.468
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DiodesZetex
-
1A
-
Buck Converter
-
4.5 V
40 V
Adjustable
Surface Mount
-
25
1 MHz
TSOT
-
-
0.9mm
-
1.6mm
2.9 x 1.6 x 0.9mm
-40 °C
+105 °C
2.9mm
DiodesZetex, AP1509-33SG-13 DC-DC Converter, 1-Channel 2A 8-Pin, SOP
DiodesZetex, AP1509-33SG-13 DC-DC Converter, 1-Channel 2A 8-Pin, SOP
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Also available in industry standard packaging
RS Stock No.: 751-2929Brand: DiodesZetexManufacturers Part No.: AP1509-33SG-13

€ 6.73

€ 1.346 Each (In a Pack of 5) (ex VAT)

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5

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5€ 1.346
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DiodesZetex
-
2A
3.3 V
Buck Controller
-
4.5 V
22 V
Fixed
Surface Mount
1
8
150 kHz
SOP
-
-
1.5mm
76%
3.95mm
4.95 X 3.95 X 1.5mm
-40 °C
+125 °C
4.95mm
STMicroelectronics, ST1S03PUR Step-Down Switching Regulator Adjustable 6-Pin, DFN
STMicroelectronics, ST1S03PUR Step-Down Switching Regulator Adjustable 6-Pin, DFN
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Also available in industry standard packaging
RS Stock No.: 877-2848Brand: STMicroelectronicsManufacturers Part No.: ST1S03PUR

€ 9.64

€ 0.964 Each (In a Pack of 10) (ex VAT)

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10

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10€ 0.964
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STMicroelectronics
-
-
-
-
-
3 V
16 V
Adjustable
Surface Mount
-
6
1.8 MHz
DFN
0.06 %
0.003 %
0.95mm
-
3.1mm
3.1 x 3.1 x 0.95mm
-
+150 °C
3.1mm
Maxim Integrated, MAX20006EAFOB/VY+ Sync Buck Converter, 1-Channel 6A 17-Pin, FC2QFN
Maxim Integrated, MAX20006EAFOB/VY+ Sync Buck Converter, 1-Channel 6A 17-Pin, FC2QFN
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RS Stock No.: 214-9154Brand: Maxim IntegratedManufacturers Part No.: MAX20006EAFOB/VY+

€ 882.11

€ 2.10 Each (In a Tray of 420) (ex VAT)

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420

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420€ 2.10
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Maxim Integrated
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6A
5 V
Synchronous Buck Converter
36 V
3 V
-
Fixed
-
1
17
-
FC2QFN
-
-
-
-
-
-
-
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