DC / DC Switching Regulators:

4,307 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
Silicon Manufacturer
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No. of Outputs
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Supply Voltage Min
Input Channel Type
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Topology
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Input Voltage Min
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Output Current
Output Current - Output 1
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ADC / DAC Case Style
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Output Voltage - Output 1
No. of Pins
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Output Voltage - Output 2
Output Voltage - Nom
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Output Voltage Max
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26K3602

RoHS

Date/Lot Code

Each
1+
$3.440
10+
$2.530
100+
$1.990
500+
$1.850
-
-
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
-
72T2496

RoHS

Date/Lot Code

Each
1+
$3.230
10+
$2.390
100+
$1.940
500+
$1.740
1000+
$1.620
More Pricing...
-
-
-
-
-
-
-
-
-
-
-
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)
Cut Tape
1+
$2.260
-
-
-
-
-
-
-
-
-
-
-
1Outputs
-
-
-
-
-
Buck (Step Down)
-
-
-
-
4.4V
-
-
-
36V
-
-
-
-
1A
-
1A
-
SOIC
-
-
8Pins
Surface Mount
-
-
-
1.2V
35V
-
250kHz
90%
-40°C
150°C
-
-
86W0718

RoHS

STMICROELECTRONICS
Each (Supplied on Cut Tape)
Cut Tape
1+
$2.810
10+
$2.080
25+
$1.890
50+
$1.800
100+
$1.700
More Pricing...
-
-
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)
Cut Tape
1+
$2.530
10+
$1.870
25+
$1.700
50+
$1.600
100+
$1.510
More Pricing...
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
-
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
2.5V
-
-
-
18V
-
-
-
-
3A
-
3A
-
PowerSO
-
-
8Pins
Surface Mount
-
-
-
800mV
-
-
900kHz
90%
-40°C
125°C
-
-
73Y5883

RoHS

Date/Lot Code

Each
1+
$11.070
10+
$8.570
25+
$7.950
50+
$7.610
100+
$7.250
More Pricing...
-
-
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+
$3.350
10+
$2.490
100+
$2.030
500+
$1.850
1000+
$1.800
More Pricing...
-
-
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+
$0.755
10+
$0.551
25+
$0.499
50+
$0.472
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
-
-
-
-
Buck, Boost, Inverting
-
-
-
-
3V
-
-
-
40V
-
-
-
-
1.5A
-
1.5A
-
SOIC
-
-
8Pins
Surface Mount
-
-
-
1.25V
38V
-
33kHz
89%
-40°C
85°C
-
-
47AC9697

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$5.400
10+
$4.090
25+
$3.760
50+
$3.560
-
-
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+
$3.170
10+
$2.980
25+
$2.770
50+
$2.690
100+
$2.590
-
-
Fixed
-
-
-
-
-
-
-
-
1Outputs
-
-
-
-
-
Buck (Step Down)
-
-
-
-
4V
-
-
-
40V
-
-
-
-
3A
-
3A
-
TO-220
-
-
5Pins
Through Hole
-
5V
5V
-
-
-
52kHz
82%
-40°C
85°C
-
-
81AC4442

RoHS

Date/Lot Code

ALLEGRO MICROSYSTEMS
Each (Supplied on Cut Tape)
Cut Tape
1+
$1.810
10+
$1.690
25+
$1.590
50+
$1.480
100+
$1.380
More Pricing...
-
-
-
-
-
-
-
-
-
-
-
1Outputs
-
-
-
-
-
Buck (Step Down)
-
-
-
-
8V
-
-
-
50V
-
-
-
-
-
-
3A
-
HSOIC
-
-
8Pins
Surface Mount
-
-
-
800mV
24V
-
-
-
-20°C
85°C
-
-
51AC9621

RoHS

Date/Lot Code

Each
1+
$2.880
10+
$2.120
100+
$1.730
500+
$1.560
1000+
$1.520
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
-
-
-
-
Buck (Step Down)
-
-
-
-
4V
-
-
-
18V
-
-
-
-
3A
-
3A
-
PowerSO
-
-
8Pins
Surface Mount
-
-
-
800mV
18V
-
850kHz
-
-40°C
150°C
-
-
14AC8297

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$3.090
25+
$2.090
50+
$1.980
100+
$1.870
250+
$1.770
More Pricing...
-
-
-
-
Fixed
-
-
-
-
-
-
1Outputs
-
-
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
4.5V
-
-
-
40V
-
-
-
-
2A
-
2A
-
QFN-EP
-
-
16Pins
Surface Mount
-
5V
5V
-
-
-
1MHz
95%
-40°C
125°C
-
-
54AH3183

RoHS

MONOLITHIC POWER SYSTEMS (MPS)
Each (Supplied on Cut Tape)
Cut Tape
1+
$6.830
-
-
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+
$5.170
10+
$4.090
25+
$3.810
50+
$3.660
100+
$3.520
More Pricing...
-
-
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+
$11.750
10+
$9.900
25+
$9.250
50+
$8.580
100+
$7.410
More Pricing...
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
-
-
-
-
Buck (Step Down)
-
-
-
-
4.5V
-
-
-
55V
-
-
-
-
3A
-
3A
-
HSOIC
-
-
8Pins
Surface Mount
-
-
-
800mV
45V
-
100kHz
-
-40°C
85°C
-
-
28AH3506

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$5.440
10+
$4.130
25+
$3.780
50+
$3.620
100+
$3.420
More Pricing...
-
-
-
-
-
-
-
-
-
-
-
1Outputs
-
-
-
-
-
Buck (Step Down)
-
-
-
-
9V
-
-
-
75V
-
-
-
-
-
-
500mA
-
VSSOP
-
-
8Pins
Surface Mount
-
-
-
2.5V
73V
-
380kHz
-
-40°C
125°C
-
-
33AH4071

RoHS

Date/Lot Code

Each (Supplied on Full Reel)
Full Reel
1000+
$4.670
2000+
$4.620
4000+
$4.560
6000+
$4.510
-
-
-
-
-
-
-
-
-
-
-
1Outputs
-
-
-
-
-
Buck (Step Down)
-
-
-
-
6V
-
-
-
42V
-
-
-
-
2A
-
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+
$2.090
10+
$1.530
25+
$1.380
50+
$1.310
100+
$1.230
More Pricing...
-
-
-
-
-
-
-
-
-
-
-
1Outputs
-
-
-
-
-
Boost (Step Up)
-
-
-
-
1.8V
-
-
-
5.5V
-
-
-
-
-
-
-
-
SOT-23
-
-
6Pins
Surface Mount
-
-
-
3.3V
28V
-
1.05MHz
85%
-40°C
125°C
-
-
22AJ0485

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$3.780
10+
$2.980
25+
$2.780
50+
$2.670
100+
$2.560
More Pricing...
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
-
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
6V
-
-
-
26.4V
-
-
-
-
3A
-
3A
-
QFN-EP
-
-
24Pins
Surface Mount
-
-
-
3V
20V
-
750kHz
96%
-40°C
125°C
-
-
76AH4707

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$0.611
10+
$0.451
25+
$0.412
50+
$0.391
100+
$0.369
More Pricing...
-
-
-
-
-
-
-
-
-
-
-
1Outputs
-
-
-
-
-
Boost (Step Up)
-
-
-
-
1.2V
-
-
-
12V
-
-
-
-
350mA
-
350mA
-
SOT-23
-
-
5Pins
Surface Mount
-
-
-
-
34V
-
150kHz
81%
-40°C
85°C
-
-
81AH8746

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$1.210
10+
$0.919
25+
$0.858
50+
$0.818
100+
$0.770
More Pricing...
-
-
-
-
-
-
-
-
-
-
-
1Outputs
-
-
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
3.8V
-
-
-
32V
-
-
-
-
2A
-
2A
-
TSOT-26
-
-
6Pins
Surface Mount
-
-
-
800mV
32V
-
500kHz
-
-40°C
85°C
-
-
54AH3508

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$5.130
10+
$4.060
25+
$3.800
50+
$3.650
100+
$3.490
More Pricing...
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
-
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
4.5V
-
-
-
24V
-
-
-
-
8A
-
8A
-
QFN
-
-
12Pins
Surface Mount
-
-
-
600mV
5.5V
-
700kHz
-
-40°C
125°C
-
-
17AH9125

RoHS

Date/Lot Code

TEXAS INSTRUMENTS
Each
1+
$6.410
10+
$4.870
25+
$4.480
90+
$4.270
135+
$4.050
More Pricing...
-
-
-
-
-
-
-
-
-
-
-
1Outputs
-
-
-
-
-
Buck (Step Down)
-
-
-
-
4V
-
-
-
40V
-
-
-
-
3A
-
3A
-
TO-263 (D2PAK)
-
-
5Pins
Surface Mount
-
5V
5V
-
-
-
52kHz
77%
-40°C
125°C
-
-
33AH4104

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$8.080
10+
$7.730
25+
$7.340
50+
$7.040
100+
$6.720
More Pricing...
-
-
-
-
-
-
-
-
-
-
-
1Outputs
-
-
-
-
-
Buck (Step Down)
-
-
-
-
6.5V
-
-
-
40V
-
-
-
-
1A
-
1A
-
SOIC
-
-
8Pins
-
-
-
-
1.23V
37V
-
-
-
-
125°C
-
-
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