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DC / DC Switching Regulators:

9,605 Products Found

Farnell offers an exclusive range of DC-DC switching regulators with improved integration and advanced packaging options. DC-DC switching regulators are essential power management components. 

Unlike linear regulators, switching regulators can step voltage up or down while minimizing power loss as heat. Common topologies include buck (step-down), boost (step-up), and buck-boost converters, each optimized for specific voltage conversion requirements. Modern switching regulators integrate features like synchronous rectification, adaptive frequency control, and protection circuits for overcurrent thermal and undervoltage conditions.

Key applications include smartphones, computers, industrial equipment, and automotive systems, where power efficiency and thermal management are critical. When selecting a switching regulator, engineers consider factors such as input voltage range, output current capability, number of outputs, switching frequency, EMI performance, and solution size.

DC-DC switching regulators offer high efficiency, typically 85-95%, making them ideal for battery-powered devices and energy-sensitive applications. Switching regulators, as their name suggests, control the turning on and off of a switch (transistor) to transfer energy from its input to its output.

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Resolution (Bits)
No. of Channels
DC / DC Converter Type
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Supply Voltage
Supply Voltage Min
Topology
No. of Step-Down DC - DC Converters
Supply Voltage Max
Supply Voltage Range
PWM Input Frequency
Input Voltage Min
No. of Monitored Voltages
Duty Cycle (%)
Interface Case Style
Input Voltage Max
Digital IC Case
ADC / DAC Case Style
No. of Regulated Outputs
Max Output Current
Output Current - Output 1
Output Current
Reset Output Type
Output Current - Output 2
IC Case / Package
No. of Pins
Output Voltage - Output 1
Switching Frequency Max
Output Voltage - Output 2
IC Mounting
Output Voltage - Nom
Delay Time
Output Voltage Min
Output Voltage Max
Switching Frequency Typ
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Operating Temperature Min
Operating Temperature Max
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1077141

RoHS

Each
1+
US$2.546
10+
US$1.916
25+
US$1.755
50+
US$1.621
100+
US$1.461
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Buck (Step Down)
-
-
-
-
4.4V
-
-
-
36V
-
-
-
1A
-
1A
-
-
SOIC
8Pins
-
-
-
Surface Mount
-
-
-
1.2V
35V
250kHz
90%
-40°C
150°C
-
-
1800207

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
US$0.762
25+
US$0.634
100+
US$0.584
3000+
US$0.537
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Synchronous Boost (Step Up)
-
-
-
-
650mV
-
-
-
5.5V
-
-
-
350mA
-
350mA
-
-
SOT-23
6Pins
-
-
-
Surface Mount
-
-
-
2V
5.5V
500kHz
96%
-40°C
85°C
-
-
1698209

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
US$1.581
10+
US$1.159
50+
US$1.060
100+
US$0.887
250+
US$0.833
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Buck (Step Down)
-
-
-
-
9V
-
-
-
46V
-
-
-
3A
-
3A
-
-
QFN
16Pins
-
-
-
Surface Mount
-
-
-
800mV
5V
2MHz
-
-40°C
105°C
-
-
1077143

RoHS

Date/Lot Code

Each
Packaging Options
1+
US$2.760
10+
US$2.184
25+
US$1.997
50+
US$1.903
100+
US$1.809
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Buck (Step Down)
-
-
-
-
4V
-
-
-
36V
-
-
-
2A
-
2A
-
-
HSOP
8Pins
-
-
-
Surface Mount
-
-
-
1.235V
35V
500kHz
90%
-40°C
150°C
-
-
1077142

RoHS

Each
1+
US$2.693
10+
US$2.010
50+
US$1.836
100+
US$1.648
250+
US$1.541
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Buck (Step Down)
-
-
-
-
4.4V
-
-
-
36V
-
-
-
2A
-
2A
-
-
SOIC
8Pins
-
-
-
Surface Mount
-
-
-
1.235V
35V
250kHz
90%
-40°C
150°C
-
-
2311341

RoHS

Date/Lot Code

Each
1+
US$2.372
10+
US$1.876
25+
US$1.755
50+
US$1.621
100+
US$1.568
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Buck (Step Down)
-
-
-
-
4.5V
-
-
-
38V
-
-
-
3A
-
3A
-
-
HSOP
8Pins
-
-
-
Surface Mount
-
-
-
600mV
-
250kHz
-
-40°C
150°C
-
-
2414135

RoHS

Each
1+
US$1.608
25+
US$1.340
100+
US$1.238
250+
US$1.139
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
4.4V
-
-
-
30V
-
-
-
1A
-
1A
-
-
MSOP
8Pins
-
-
-
Surface Mount
-
-
-
2V
24V
500kHz
95%
-40°C
125°C
-
AEC-Q100
2514030

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
US$9.460
10+
US$7.986
25+
US$7.584
100+
US$7.156
250+
US$6.914
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Fixed
1Outputs
-
-
-
Buck (Step Down)
-
-
-
-
4.5V
-
-
-
24V
-
-
-
600mA
-
600mA
-
-
µMAX
8Pins
-
-
-
Surface Mount
5V
5V
-
1.25V
24V
200kHz
95%
-40°C
85°C
-
-
2460737

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
US$1.956
10+
US$1.447
50+
US$1.317
100+
US$1.168
250+
US$1.110
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
2.5V
-
-
-
18V
-
-
-
3A
-
3A
-
-
PowerSO
8Pins
-
-
-
Surface Mount
-
-
-
800mV
-
900kHz
90%
-40°C
125°C
-
-
3133319

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
US$2.372
10+
US$1.769
25+
US$1.608
50+
US$1.474
100+
US$1.332
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
3Outputs
-
-
3 Output
Buck (Step Down)
-
-
-
-
4.5V
-
-
-
34V
-
-
-
-
1.5A
-
-
1.5A
QFN-EP
20Pins
5V
-
3.3V
Surface Mount
-
-
-
800mV
5V
550kHz
-
-40°C
85°C
-
-
2947830

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
US$1.461
10+
US$1.069
50+
US$0.965
100+
US$0.813
250+
US$0.765
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Buck (Step Down)
-
-
-
-
8V
-
-
-
50V
-
-
-
3A
-
3A
-
-
HSOIC
8Pins
-
-
-
Surface Mount
-
-
-
800mV
24V
-
-
-20°C
85°C
-
-
3007259

RoHS

Date/Lot Code

Each
1+
US$4.462
10+
US$3.417
25+
US$2.908
50+
US$2.680
100+
US$2.559
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
4.5V
-
-
-
36V
-
-
-
3A
-
3A
-
-
HSOIC
8Pins
-
-
-
Surface Mount
-
-
-
1V
28V
400kHz
-
-40°C
125°C
SIMPLE SWITCHER LMR23630
-
3582934

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
US$5.507
10+
US$3.846
25+
US$3.578
50+
US$3.296
100+
US$2.894
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Buck (Step Down)
-
-
-
-
3.8V
-
-
-
55V
-
-
-
2A
-
2A
-
-
HSOIC
8Pins
-
-
-
Surface Mount
-
-
-
800mV
52V
1MHz
95%
-40°C
125°C
-
-
3357980

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
US$2.908
10+
US$2.546
25+
US$2.332
50+
US$2.144
100+
US$1.809
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
4.5V
-
-
-
24V
-
-
-
3A
-
3A
-
-
TSOT-23
8Pins
-
-
-
Surface Mount
-
-
-
800mV
22.8V
500kHz
-
-40°C
125°C
-
-
3212629

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
US$2.412
10+
US$1.796
50+
US$1.648
100+
US$1.407
250+
US$1.324
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
3V
-
-
-
28V
-
-
-
8A
-
8A
-
-
PowerPAK MLP44
24Pins
-
-
-
Surface Mount
-
-
-
600mV
25.2V
1MHz
97%
-40°C
105°C
-
-
3358095

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
US$2.064
10+
US$2.050
25+
US$2.037
50+
US$2.023
100+
US$2.010
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
3.3V
-
-
-
36V
-
-
-
2.2A
-
2.2A
-
-
QFN
16Pins
-
-
-
Surface Mount
-
-
-
-
-
2.5MHz
-
-40°C
125°C
-
AEC-Q100
2460829

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
US$1.595
10+
US$1.225
50+
US$1.108
100+
US$0.994
250+
US$0.864
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Fixed
1Outputs
-
-
-
Buck-Boost
-
-
-
-
2.4V
-
-
-
5.5V
-
-
-
800mA
-
800mA
-
-
Flip-Chip
20Pins
-
-
-
Surface Mount
3.3V
3.3V
-
-
-
2.5MHz
92%
-40°C
85°C
-
-
2460737RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
US$1.168
250+
US$1.110
500+
US$1.069
1000+
US$1.020
2500+
US$0.951
Min: 100 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
2.5V
-
-
-
18V
-
-
-
3A
-
3A
-
-
PowerSO
8Pins
-
-
-
Surface Mount
-
-
-
800mV
-
900kHz
90%
-40°C
125°C
-
-
2765042

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
US$3.444
10+
US$3.404
25+
US$3.350
100+
US$3.256
250+
US$3.189
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
4.5V
-
-
-
60V
-
-
-
1A
-
1A
-
-
TDFN
10Pins
-
-
-
Surface Mount
-
-
-
900mV
55.2V
600kHz
90%
-40°C
125°C
Himalaya Series
-
2947830RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
US$0.813
250+
US$0.765
500+
US$0.734
1000+
US$0.710
2500+
US$0.695
Min: 100 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Buck (Step Down)
-
-
-
-
8V
-
-
-
50V
-
-
-
3A
-
3A
-
-
HSOIC
8Pins
-
-
-
Surface Mount
-
-
-
800mV
24V
-
-
-20°C
85°C
-
-
2849799

RoHS

Date/Lot Code

Each
1+
US$2.251
10+
US$1.715
50+
US$1.581
100+
US$1.332
250+
US$1.270
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Boost (Step Up)
-
-
-
-
4V
-
-
-
6V
-
-
-
1A
-
1A
-
-
DFN
8Pins
-
-
-
Surface Mount
-
-
-
6V
12V
1.2MHz
90%
-25°C
125°C
-
-
2909727

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
US$2.519
10+
US$2.412
25+
US$2.385
100+
US$2.345
250+
US$2.305
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Fixed
1Outputs
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
4.5V
-
-
-
60V
-
-
-
500mA
-
500mA
-
-
TDFN-EP
10Pins
-
-
-
Surface Mount
3.3V
3.3V
-
-
-
600kHz
90%
-40°C
125°C
Himalaya Series
-
2809949

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
US$1.340
25+
US$1.119
100+
US$1.010
3000+
US$0.990
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Buck (Step Down)
-
-
-
-
4V
-
-
-
30V
-
-
-
600mA
-
600mA
-
-
SOT-23
6Pins
-
-
-
Surface Mount
-
-
-
2V
15V
500kHz
96%
-40°C
125°C
-
AEC-Q100
2806923

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
US$2.224
10+
US$1.755
25+
US$1.635
50+
US$1.501
100+
US$1.474
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Buck (Step Down)
-
-
-
-
4.5V
-
-
-
61V
-
-
-
2A
-
2A
-
-
HTSSOP
16Pins
-
-
-
Surface Mount
-
-
-
800mV
61V
1.5MHz
-
-40°C
150°C
-
-
2857600

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
US$1.943
25+
US$1.608
100+
US$1.461
3300+
US$1.394
Min: 1 / Mult: 1
-
-
-
-
-
Adjustable
1Outputs
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
4.4V
-
-
-
30V
-
-
-
1A
-
1A
-
-
TDFN
8Pins
-
-
-
Surface Mount
-
-
-
2V
24V
500kHz
95%
-40°C
125°C
-
AEC-Q100
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