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DC / DC Switching Regulators :

4,304 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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Supply Voltage Min
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Topology
Supply Voltage Max
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Supply Voltage Range
Application Sub Type
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Input Voltage Min
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Supply Voltage Type
Input Voltage Max
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Output Current - Output 1
Max Output Current
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Output Voltage - Output 2
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26K3602

RoHS

Date/Lot Code

Each
1+
$3.440
10+
$2.530
100+
$1.990
500+
$1.850
1000+
$1.820
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+
$2.780
10+
$2.120
100+
$1.820
500+
$1.640
1000+
$1.560
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
-
-
45X4539

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
5+
$3.170
10+
$2.350
25+
$2.130
50+
$2.030
100+
$1.920
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
-
-
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
-
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+
$2.600
10+
$1.920
25+
$1.760
50+
$1.640
100+
$1.560
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+
$11.070
10+
$8.570
25+
$7.940
50+
$7.590
100+
$7.250
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+
$3.350
10+
$2.490
100+
$2.020
500+
$1.810
1000+
$1.770
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+
$0.758
10+
$0.554
25+
$0.501
50+
$0.472
100+
$0.442
-
-
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+
$2.170
10+
$1.990
25+
$1.810
50+
$1.800
100+
$1.780
-
-
-
-
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+
$2.510
10+
$2.310
25+
$2.090
50+
$2.010
100+
$1.910
-
-
Fixed
-
Fixed
-
-
-
-
-
-
-
1Outputs
-
-
-
-
Buck (Step Down)
-
-
-
-
-
-
4V
-
-
-
40V
-
-
-
3A
3A
TO-220
-
-
-
5Pins
Through Hole
-
5V
5V
-
-
-
52kHz
82%
-40°C
85°C
-
-
47AC9697

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$5.560
10+
$4.200
25+
$3.870
50+
$3.690
-
-
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
-
-
81AC4442

RoHS

Date/Lot Code

ALLEGRO MICROSYSTEMS
Each (Supplied on Cut Tape)
Cut Tape
1+
$2.800
10+
$2.090
25+
$1.880
50+
$1.820
100+
$1.770
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+
$2.880
10+
$2.120
100+
$1.700
500+
$1.490
1000+
$1.410
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+
$3.090
25+
$2.080
50+
$1.980
100+
$1.880
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
-
-
54AH3335

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$4.550
10+
$3.380
25+
$3.090
50+
$2.920
100+
$2.770
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
-
-
54AH3183

RoHS

MONOLITHIC POWER SYSTEMS (MPS)
Each (Supplied on Cut Tape)
Cut Tape
1+
$6.190
-
-
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
-
-
33AH4084

RoHS

Date/Lot Code

TEXAS INSTRUMENTS
Each
1+
$5.540
10+
$4.170
25+
$3.840
90+
$3.660
135+
$3.470
More Pricing...
-
-
-
-
Fixed
-
-
-
-
-
-
-
1Outputs
-
-
-
-
Buck (Step Down)
-
-
-
-
-
-
4V
-
-
-
40V
-
-
-
3A
-
TO-263 (D2PAK)
-
-
-
5Pins
Surface Mount
-
-
12V
-
-
12V
52kHz
88%
-40°C
125°C
-
-
45AJ0643

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$0.946
10+
$0.673
25+
$0.630
50+
$0.590
100+
$0.544
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
-
-
28AH2897

RoHS

Date/Lot Code

Each
1+
$8.860
10+
$8.320
25+
$7.890
50+
$7.520
150+
$7.200
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
-
92AH1798

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$11.100
10+
$9.190
25+
$8.520
50+
$7.660
100+
$6.500
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+
$4.670
2000+
$4.620
4000+
$4.560
6000+
$4.510
-
-
-
-
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+
$2.160
10+
$1.560
25+
$1.420
50+
$1.340
100+
$1.260
-
-
-
-
Adjustable
-
-
-
-
-
-
-
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+
$3.300
10+
$2.450
25+
$2.240
50+
$2.120
100+
$2.010
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
5+
$0.530
10+
$0.366
25+
$0.326
50+
$0.303
100+
$0.281
More Pricing...
-
-
-
-
Adjustable
-
-
-
-
-
-
-
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+
$1.190
10+
$0.850
25+
$0.764
50+
$0.718
100+
$0.670
More Pricing...
-
-
-
-
Adjustable
-
-
-
-
-
-
-
1Outputs
-
-
-
-
Synchronous Buck (Step Down)
-
-
-
-
-
-
3.8V
-
-
-
32V
-
-
-
2A
2A
TSOT-26
-
-
-
6Pins
Surface Mount
-
-
-
800mV
-
32V
500kHz
-
-40°C
85°C
-
-
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