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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Supply Voltage Type
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Max Output Current
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Output Voltage - Output 2
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26K3602

RoHS

Date/Lot Code

Each
1+
$2.470
10+
$1.820
100+
$1.430
500+
$1.330
1000+
$1.310
More Pricing...
-
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+
$2.000
10+
$1.520
100+
$1.310
500+
$1.180
1000+
$1.120
More Pricing...
-
-
-
Fixed
-
-
-
-
-
-
-
-
1Outputs
-
-
-
Buck (Step Down)
-
-
-
-
-
4.75V
-
-
-
-
40V
-
-
-
-
1A
1A
TO-263 (D2PAK)
-
-
5Pins
-
Surface Mount
-
5V
5V
-
-
-
52kHz
77%
-40°C
125°C
-
-
86W0718

RoHS

STMICROELECTRONICS
Each (Supplied on Cut Tape)
Cut Tape
1+
$2.020
10+
$1.490
25+
$1.360
50+
$1.290
100+
$1.220
More Pricing...
-
Adjustable
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
-
-
Buck (Step Down)
-
-
-
-
-
5.5V
-
-
-
-
48V
-
-
-
-
3A
3A
HSOP
-
-
8Pins
-
Surface Mount
-
-
-
1.22V
-
-
850kHz
-
-40°C
150°C
-
-
45X4539

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$2.280
10+
$1.690
25+
$1.530
50+
$1.460
100+
$1.380
More Pricing...
-
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
-
-
Buck (Step Down)
-
-
-
-
-
4.4V
-
-
-
-
36V
-
-
-
-
1A
1A
SOIC
-
-
8Pins
-
Surface Mount
-
-
-
1.2V
-
35V
250kHz
90%
-40°C
150°C
-
-
38Y7968

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$1.870
10+
$1.380
25+
$1.260
50+
$1.190
100+
$1.120
More Pricing...
-
Adjustable
-
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+
$7.960
10+
$6.160
25+
$5.710
50+
$5.460
100+
$5.210
More Pricing...
-
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+
$2.410
10+
$1.790
100+
$1.460
500+
$1.330
1000+
$1.290
More Pricing...
-
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+
$0.545
10+
$0.398
25+
$0.360
50+
$0.339
100+
$0.318
-
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+
$1.560
10+
$1.430
25+
$1.300
50+
$1.290
100+
$1.280
-
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
-
-
Boost (Step Up)
-
-
-
-
-
2.4V
-
-
-
-
5.5V
-
-
-
-
375mA
375mA
SOT-23
-
-
5Pins
-
Surface Mount
-
-
-
-
-
32V
500kHz
92%
-40°C
125°C
-
-
10AC8011

RoHS

Date/Lot Code

Each
1+
$2.190
10+
$2.050
25+
$1.900
50+
$1.840
100+
$1.770
-
Fixed
-
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+
$2.010
10+
$1.500
25+
$1.350
50+
$1.310
100+
$1.270
More Pricing...
-
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
-
-
Buck (Step Down)
-
-
-
-
-
8V
-
-
-
-
50V
-
-
-
-
3A
-
HSOIC
-
-
8Pins
-
Surface Mount
-
-
-
800mV
-
24V
-
-
-20°C
85°C
-
-
51AC9621

RoHS

Date/Lot Code

Each
1+
$2.070
10+
$1.520
100+
$1.220
500+
$1.070
1000+
$1.010
More Pricing...
-
Adjustable
-
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+
$2.220
25+
$1.490
50+
$1.420
100+
$1.350
250+
$1.270
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
-
-
28AH2897

RoHS

Date/Lot Code

Each
1+
$6.370
10+
$5.980
25+
$5.670
50+
$5.410
150+
$5.180
More Pricing...
-
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
-
4.5V
-
-
-
-
36V
-
-
-
-
3A
-
HSOIC
-
-
8Pins
-
Surface Mount
-
-
-
1V
-
28V
400kHz
-
-40°C
125°C
SIMPLE SWITCHER LMR23630
-
45AJ0643

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$0.785
10+
$0.595
25+
$0.565
50+
$0.537
100+
$0.505
More Pricing...
-
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
-
4.5V
-
-
-
-
18V
-
-
-
-
6A
6A
VQFN2030
-
-
12Pins
-
Surface Mount
-
-
-
600mV
-
7V
1.2MHz
-
-40°C
85°C
-
-
54AH3183

RoHS

MONOLITHIC POWER SYSTEMS (MPS)
Each (Supplied on Cut Tape)
Cut Tape
1+
$4.810
-
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+
$3.710
10+
$2.890
25+
$2.690
50+
$2.590
100+
$2.480
More Pricing...
-
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+
$8.330
10+
$7.000
25+
$6.530
50+
$5.930
100+
$5.110
More Pricing...
-
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
-
-
-
Adjustable
-
-
-
-
-
-
-
-
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+
$1.550
10+
$1.130
25+
$1.020
50+
$0.965
100+
$0.907
More Pricing...
-
-
-
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+
$3.680
10+
$2.880
25+
$2.680
50+
$2.570
100+
$2.460
More Pricing...
-
Adjustable
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
-
4.5V
-
-
-
-
24V
-
-
-
-
8A
8A
QFN
-
-
12Pins
-
Surface Mount
-
-
-
600mV
-
5.5V
700kHz
-
-40°C
125°C
-
-
22AJ0485

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$2.710
10+
$2.120
25+
$1.970
50+
$1.890
100+
$1.810
More Pricing...
-
Adjustable
-
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+
$0.429
10+
$0.314
25+
$0.286
50+
$0.271
100+
$0.255
More Pricing...
-
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
-
-
Boost (Step Up)
-
-
-
-
-
1.2V
-
-
-
-
12V
-
-
-
-
350mA
350mA
SOT-23
-
-
5Pins
-
Surface Mount
-
-
-
-
-
34V
150kHz
81%
-40°C
85°C
-
-
17AH9125

RoHS

Date/Lot Code

TEXAS INSTRUMENTS
Each
1+
$4.610
10+
$3.500
25+
$3.220
90+
$3.070
135+
$2.910
More Pricing...
-
-
-
Fixed
-
-
-
-
-
-
-
-
1Outputs
-
-
-
Buck (Step Down)
-
-
-
-
-
4V
-
-
-
-
40V
-
-
-
-
3A
3A
TO-263 (D2PAK)
-
-
5Pins
-
Surface Mount
-
5V
5V
-
-
-
52kHz
77%
-40°C
125°C
-
-
29AH6149

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$2.220
10+
$1.640
25+
$1.490
50+
$1.420
100+
$1.340
More Pricing...
-
-
-
Adjustable
-
-
-
-
-
-
-
-
1Outputs
-
-
-
Boost (Step Up)
-
-
-
-
-
2.7mV
-
-
-
-
14V
-
-
-
-
1A
-
SOT-23
-
-
5Pins
-
Surface Mount
-
-
-
3V
-
40V
1.6MHz
-
-40°C
125°C
-
-
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