DC / DC Switching Regulators:

3,813 Products Found

Newark 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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Manufacturer
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Supply Voltage Min
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Supply Voltage Max
Input Voltage Min
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Supply Voltage Range
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Supply Voltage Type
Input Voltage Max
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Output Current
Output Current - Output 1
Max Output Current
Output Current - Output 2
ADC / DAC Case Style
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ComparePrice forQuantity
26K3602

RoHS

Date/Lot Code

Each
1+
$2.430
10+
$1.820
100+
$1.390
500+
$1.310
1000+
$1.300
More Pricing...
Total:$2.43
Min: 1 / Mult: 1
-
Adjustable
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Buck (Step Down)
-
-
7V
-
-
-
-
-
-
40V
-
-
3A
-
3A
-
-
TO-220
-
5Pins
Through Hole
-
-
-
1.23V
-
37V
52kHz
77%
-40°C
125°C
LM2576 Series
-
25M9045

RoHS

Each
1+
$2.380
10+
$1.780
25+
$1.640
50+
$1.560
100+
$1.460
More Pricing...
Total:$2.38
Min: 1 / Mult: 1
-
Adjustable
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Buck (Step Down)
-
-
4.4V
-
-
-
-
-
-
36V
-
-
1A
-
1A
-
-
SOIC
-
8Pins
Surface Mount
-
-
-
1.2V
-
35V
250kHz
90%
-40°C
150°C
-
-
72T2496

RoHS

Date/Lot Code

Each
1+
$2.140
10+
$1.720
100+
$1.360
500+
$1.220
1000+
$1.210
More Pricing...
Total:$2.14
Min: 1 / Mult: 1
-
-
Fixed
-
-
-
-
-
-
-
-
1Outputs
-
Buck (Step Down)
-
-
4.75V
-
-
-
-
-
-
40V
-
-
1A
-
1A
-
-
TO-263 (D2PAK)
-
5Pins
Surface Mount
-
5V
5V
-
-
-
52kHz
77%
-40°C
125°C
-
-
45X4539

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
1+
$2.310
10+
$1.710
25+
$1.570
50+
$1.480
100+
$1.400
More Pricing...
Total:$11.55
Min: 5 / Mult: 5
Total:$140.00
Min: 100 / Mult: 5
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Buck (Step Down)
-
-
4.4V
-
-
-
-
-
-
36V
-
-
1A
-
1A
-
-
SOIC
-
8Pins
Surface Mount
-
-
-
1.2V
-
35V
250kHz
90%
-40°C
150°C
-
-
86W0718

RoHS

Each (Supplied on Cut Tape)
1+
$2.170
10+
$1.610
25+
$1.470
50+
$1.390
100+
$1.310
More Pricing...
Total:$2.17
Min: 1 / Mult: 1
Total:$131.00
Min: 100 / Mult: 1
-
Adjustable
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Buck (Step Down)
-
-
5.5V
-
-
-
-
-
-
48V
-
-
3A
-
3A
-
-
HSOP
-
8Pins
Surface Mount
-
-
-
1.22V
-
-
850kHz
-
-40°C
150°C
-
-
38Y7968

RoHS

Each (Supplied on Cut Tape)
1+
$2.030
10+
$1.500
25+
$1.370
50+
$1.300
100+
$1.220
More Pricing...
Total:$2.03
Min: 1 / Mult: 1
Total:$122.00
Min: 100 / Mult: 1
-
Adjustable
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Synchronous Buck (Step Down)
-
-
2.5V
-
-
-
-
-
-
18V
-
-
-
-
3A
-
-
PowerSO
-
8Pins
Surface Mount
-
-
-
800mV
-
-
900kHz
90%
-40°C
125°C
-
-
73Y5883

RoHS

Date/Lot Code

Each
1+
$6.810
10+
$4.850
25+
$4.710
50+
$4.550
100+
$4.410
More Pricing...
Total:$6.81
Min: 1 / Mult: 1
-
Fixed
Fixed
-
-
-
-
-
-
-
-
1Outputs
-
Boost (Step Up)
-
-
4.75V
-
-
-
-
-
-
12.6V
-
-
150mA
-
150mA
-
-
NSOIC
-
8Pins
Surface Mount
-
12V
12V
11.64V
-
12.6V
170kHz
85%
0°C
70°C
-
-
81Y6426

RoHS

Each
1+
$2.290
10+
$1.790
100+
$1.450
500+
$1.290
1000+
$1.250
More Pricing...
Total:$2.29
Min: 1 / Mult: 1
-
Adjustable
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Buck (Step Down)
-
-
4.5V
-
-
-
-
-
-
40V
-
-
3A
-
3A
-
-
TO-263 (D2PAK)
-
5Pins
Surface Mount
-
-
-
1.23V
-
37V
150kHz
73%
-40°C
125°C
-
-
26M1408

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$0.546
10+
$0.399
25+
$0.362
50+
$0.342
100+
$0.322
More Pricing...
Total:$0.55
Min: 1 / Mult: 1
-
Adjustable
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Buck, Boost, Inverting
-
-
3V
-
-
-
-
-
-
40V
-
-
1.5A
-
1.5A
-
-
SOIC
-
8Pins
Surface Mount
-
-
-
1.25V
-
38V
33kHz
89%
-40°C
85°C
-
-
70Y5778

RoHS

Date/Lot Code

Each
1+
$2.100
10+
$1.930
25+
$1.750
50+
$1.670
100+
$1.590
Total:$2.10
Min: 1 / Mult: 1
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Boost (Step Up)
-
-
2.4V
-
-
-
-
-
-
5.5V
-
-
375mA
-
375mA
-
-
SOT-23
-
5Pins
Surface Mount
-
-
-
-
-
32V
500kHz
92%
-40°C
125°C
-
-
47AC9697

RoHS

Each (Supplied on Cut Tape)
1+
$3.880
10+
$2.940
25+
$2.700
50+
$2.560
Total:$3.88
Min: 1 / Mult: 1
Total:$256.00
Min: 100 / Mult: 1
-
Adjustable
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Synchronous Buck (Step Down)
-
-
4.5V
-
-
-
-
-
-
60V
-
-
4A
-
4A
-
-
PowerPAK MLP55
-
27Pins
Surface Mount
-
-
-
800mV
-
55.2V
2MHz
98%
-40°C
105°C
-
-
10AC8011

RoHS

Date/Lot Code

Each
1+
$2.920
10+
$2.730
25+
$2.530
50+
$2.440
100+
$2.350
Total:$2.92
Min: 1 / Mult: 1
-
Fixed
Fixed
-
-
-
-
-
-
-
-
1Outputs
-
Buck (Step Down)
-
-
4V
-
-
-
-
-
-
40V
-
-
3A
-
3A
-
-
TO-220
-
5Pins
Through Hole
-
5V
5V
-
-
-
52kHz
82%
-40°C
85°C
-
-
94AC8150

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
1+
$2.270
25+
$1.530
50+
$1.450
Total:$2.27
Min: 1 / Mult: 1
Total:$22.70
Min: 10 / Mult: 1
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Synchronous Buck (Step Down)
-
-
4.5V
-
-
-
-
-
-
40V
-
-
2A
-
2A
-
-
QFN
-
16Pins
Surface Mount
-
-
-
900mV
-
39V
1MHz
95%
-40°C
125°C
FemtoBuck™
-
81AC4442

RoHS

Date/Lot Code

ALLEGRO MICROSYSTEMS
Each (Supplied on Cut Tape)
Cut Tape
1+
$1.510
10+
$1.120
25+
$1.050
50+
$0.983
100+
$0.915
More Pricing...
Total:$1.51
Min: 1 / Mult: 1
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Buck (Step Down)
-
-
8V
-
-
-
-
-
-
50V
-
-
-
-
3A
-
-
HSOIC
-
8Pins
Surface Mount
-
-
-
800mV
-
24V
-
-
-20°C
85°C
-
-
78AC6495

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
1+
$5.050
10+
$3.840
25+
$3.540
Total:$5.05
Min: 1 / Mult: 1
Total:$354.00
Min: 100 / Mult: 1
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Synchronous Buck (Step Down)
-
-
4.5V
-
-
-
-
-
-
55V
-
-
12A
-
12A
-
-
PowerPAK MLP55
-
27Pins
Surface Mount
-
-
-
800mV
-
50.6V
2MHz
98%
-40°C
105°C
-
-
14AC8297

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$2.220
25+
$1.470
50+
$1.410
100+
$1.350
250+
$1.270
More Pricing...
Total:$2.22
Min: 1 / Mult: 1
-
-
Fixed
-
-
-
-
-
-
-
-
1Outputs
-
Synchronous Buck (Step Down)
-
-
4.5V
-
-
-
-
-
-
40V
-
-
2A
-
2A
-
-
QFN-EP
-
16Pins
Surface Mount
-
5V
5V
-
-
-
1MHz
95%
-40°C
125°C
-
-
28AH2897

RoHS

Date/Lot Code

Each
1+
$6.600
10+
$6.210
25+
$5.880
50+
$5.610
150+
$5.390
More Pricing...
Total:$6.60
Min: 1 / Mult: 1
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Synchronous Buck (Step Down)
-
-
4.5V
-
-
-
-
-
-
36V
-
-
-
-
3A
-
-
HSOIC
-
8Pins
Surface Mount
-
-
-
1V
-
28V
400kHz
-
-40°C
125°C
SIMPLE SWITCHER LMR23630
-
54AH3162

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$5.160
10+
$4.140
25+
$3.890
50+
$3.750
100+
$3.610
More Pricing...
Total:$25.80
Min: 5 / Mult: 5
-
Adjustable
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Synchronous Buck (Step Down)
-
-
4.5V
-
-
-
-
-
-
36V
-
-
1.2A
-
1.2A
-
-
QFN
-
19Pins
Surface Mount
-
-
-
810mV
-
33.12V
1.15MHz
-
-40°C
125°C
-
-
54AH3183

RoHS

MONOLITHIC POWER SYSTEMS (MPS)
Each (Supplied on Cut Tape)
Cut Tape
1+
$4.190
Total:$4.19
Min: 1 / Mult: 1
-
Fixed
Fixed
-
-
-
-
-
-
-
-
1Outputs
-
Synchronous Buck (Step Down)
-
-
2.5V
-
-
-
-
-
-
6V
-
-
1.2A
-
1.2A
-
-
QFN
-
12Pins
Surface Mount
-
1.2V
1.2V
-
-
-
3.5MHz
-
-40°C
125°C
-
-
54AH3335

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$3.180
10+
$2.520
25+
$2.350
50+
$2.260
100+
$2.170
More Pricing...
Total:$3.18
Min: 1 / Mult: 1
-
Fixed
Fixed
-
-
-
-
-
-
-
-
1Outputs
-
Buck-Boost
-
-
2.7mV
-
-
-
-
-
-
5.5V
-
-
1A
-
1A
-
-
QFN-EP
-
10Pins
Surface Mount
-
3.3V
3.3V
1.5V
-
5V
1MHz
95%
-40°C
125°C
-
-
92AH1798

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$7.590
10+
$6.290
25+
$5.870
50+
$5.830
100+
$5.440
More Pricing...
Total:$7.59
Min: 1 / Mult: 1
-
Adjustable
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Buck (Step Down)
-
-
4.5V
-
-
-
-
-
-
55V
-
-
3A
-
3A
-
-
HSOIC
-
8Pins
Surface Mount
-
-
-
800mV
-
45V
100kHz
-
-40°C
85°C
-
-
33AH4071

RoHS

Date/Lot Code

Each (Supplied on Full Reel)
Full Reel
1000+
$3.360
2000+
$3.320
4000+
$3.280
6000+
$3.240
Total:$3,360.00
Min: 1000 / Mult: 1000
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Buck (Step Down)
-
-
6V
-
-
-
-
-
-
42V
-
-
-
-
2A
-
-
MSOP
-
10Pins
Surface Mount
-
-
-
2.51V
-
40V
2MHz
-
-40°C
125°C
-
-
28AH5507

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$1.500
10+
$1.090
25+
$0.992
50+
$0.936
100+
$0.881
More Pricing...
Total:$1.50
Min: 1 / Mult: 1
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Boost (Step Up)
-
-
1.8V
-
-
-
-
-
-
5.5V
-
-
-
-
-
-
-
SOT-23
-
6Pins
Surface Mount
-
-
-
3.3V
-
28V
1.05MHz
85%
-40°C
125°C
-
-
54AH3508

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$3.380
10+
$2.680
25+
$2.500
50+
$2.410
100+
$2.310
More Pricing...
Total:$3.38
Min: 1 / Mult: 1
-
Adjustable
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Synchronous Buck (Step Down)
-
-
4.5V
-
-
-
-
-
-
24V
-
-
8A
-
8A
-
-
QFN
-
12Pins
Surface Mount
-
-
-
600mV
-
5.5V
700kHz
-
-40°C
125°C
-
-
76AH4707

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$0.444
10+
$0.329
25+
$0.300
50+
$0.285
100+
$0.269
More Pricing...
Total:$2.22
Min: 5 / Mult: 5
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
Boost (Step Up)
-
-
1.2V
-
-
-
-
-
-
12V
-
-
350mA
-
350mA
-
-
SOT-23
-
5Pins
Surface Mount
-
-
-
-
-
34V
150kHz
81%
-40°C
85°C
-
-
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