Adjustable DC / DC Switching Regulators:

1,934 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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No. of Outputs
Supply Voltage Min
Topology
Supply Voltage Max
Input Voltage Min
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Input Voltage Max
Output Current
Max Output Current
IC Case / Package
No. of Pins
IC Mounting
Output Voltage - Nom
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26K3602

RoHS

Date/Lot Code

Each
1+
$3.210
10+
$2.420
100+
$2.080
500+
$1.910
1000+
$1.850
More Pricing...
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+
$3.670
10+
$2.740
25+
$2.510
50+
$2.380
100+
$2.260
More Pricing...
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
-
-
86W0718

RoHS

Each (Supplied on Cut Tape)
1+
$2.940
10+
$2.170
25+
$1.980
50+
$1.880
100+
$1.770
More Pricing...
Min: 1 / Mult: 1
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+
$2.740
10+
$2.030
25+
$1.850
50+
$1.760
100+
$1.640
More Pricing...
Min: 1 / Mult: 1
Min: 100 / Mult: 1
Adjustable
-
Adjustable
-
-
1Outputs
-
Synchronous Buck (Step Down)
-
2.5V
-
18V
3A
3A
PowerSO
8Pins
Surface Mount
-
-
800mV
-
900kHz
90%
-40°C
125°C
-
-
26M1408

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
1+
$0.755
10+
$0.551
25+
$0.499
50+
$0.472
100+
$0.442
Min: 1 / Mult: 1
Min: 100 / 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
-
-
47AC9697

RoHS

Each (Supplied on Cut Tape)
1+
$5.240
10+
$3.970
25+
$3.650
50+
$3.470
100+
$3.280
More Pricing...
Min: 1 / Mult: 1
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
-
-
81Y6426

RoHS

Each
1+
$3.170
10+
$2.420
100+
$1.960
500+
$1.770
1000+
$1.710
More Pricing...
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
-
-
54AH3162

RoHS

MONOLITHIC POWER SYSTEMS (MPS)
Each (Supplied on Cut Tape)
1+
$7.110
Min: 5 / Mult: 5
Min: 10 / 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
-
-
92AH1798

RoHS

MONOLITHIC POWER SYSTEMS (MPS)
Each (Supplied on Cut Tape)
Cut Tape
1+
$9.320
10+
$7.550
25+
$7.050
50+
$6.970
100+
$6.870
More Pricing...
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
-
-
54AH3508

RoHS

MONOLITHIC POWER SYSTEMS (MPS)
Each (Supplied on Cut Tape)
Cut Tape
1+
$4.660
10+
$3.690
25+
$3.440
50+
$3.310
100+
$3.170
More Pricing...
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
-
-
54AH3177

RoHS

MONOLITHIC POWER SYSTEMS (MPS)
Each (Supplied on Cut Tape)
Cut Tape
1+
$3.520
10+
$2.590
25+
$2.520
50+
$2.440
100+
$2.370
More Pricing...
Min: 1 / Mult: 1
Adjustable
-
Adjustable
-
-
1Outputs
-
Synchronous Buck (Step Down)
-
2.3V
-
5.5V
600mA
600mA
QFN
10Pins
Surface Mount
-
-
600mV
5.5V
2.4MHz
91%
-40°C
125°C
-
-
20X5731

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$2.120
10+
$1.550
25+
$1.410
50+
$1.330
100+
$1.250
More Pricing...
Min: 1 / Mult: 1
Adjustable
-
Adjustable
-
-
1Outputs
-
Buck (Step Down)
-
6V
-
42V
500mA
500mA
SSOP
6Pins
Surface Mount
-
-
1V
29.4V
1.5MHz
-
-40°C
105°C
-
-
43AC0171

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$3.850
10+
$2.880
25+
$2.650
50+
$2.510
100+
$2.370
More Pricing...
Min: 1 / Mult: 1
Adjustable
-
Adjustable
-
-
1Outputs
-
Synchronous Boost (Step Up)
-
950mV
-
5.5V
85mA
85mA
µDFN
6Pins
Surface Mount
-
-
1.8V
5V
2.5MHz
95%
-40°C
85°C
-
-
78Y4945

RoHS

Date/Lot Code

Each
1+
$8.410
10+
$5.970
25+
$5.790
50+
$5.610
100+
$5.430
More Pricing...
Min: 1 / Mult: 1
Adjustable
-
Adjustable
-
-
1Outputs
-
Buck (Step Down)
-
7.5V
-
76V
1A
1A
SOIC
8Pins
Surface Mount
-
-
1.25V
13.2V
125kHz
94%
-40°C
125°C
-
-
81Y6427

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
1+
$3.350
10+
$2.510
25+
$2.280
50+
$2.170
100+
$2.050
More Pricing...
Min: 1 / Mult: 1
Min: 100 / 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
-
-
73Y2497

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
1+
$8.720
10+
$6.690
25+
$6.190
50+
$5.910
100+
$5.630
More Pricing...
Min: 1 / Mult: 1
Min: 10 / Mult: 1
Adjustable
-
Adjustable
-
-
1Outputs
-
Synchronous Boost (Step Up)
-
700mV
-
5.5V
300mA
300mA
µMAX
8Pins
Surface Mount
-
-
3.3V
5V
500kHz
94%
-40°C
85°C
-
-
54AH3444

RoHS

MONOLITHIC POWER SYSTEMS (MPS)
Each (Supplied on Cut Tape)
Cut Tape
1+
$4.830
10+
$3.830
25+
$3.560
50+
$3.440
100+
$3.300
More Pricing...
Min: 1 / Mult: 1
Adjustable
-
Adjustable
-
-
1Outputs
-
Synchronous Boost (Step Up)
-
800mV
-
13V
21A
21A
QFN
13Pins
Surface Mount
-
-
800mV
16V
600kHz
95%
-40°C
125°C
-
-
89AH1088

RoHS

MONOLITHIC POWER SYSTEMS (MPS)
Each (Supplied on Cut Tape)
Cut Tape
1+
$9.010
10+
$7.270
25+
$6.840
50+
$6.590
100+
$6.360
More Pricing...
Min: 1 / Mult: 1
Adjustable
-
Adjustable
-
-
1Outputs
-
Synchronous Buck (Step Down)
-
2.75V
-
7V
6A
6A
QFN
24Pins
Surface Mount
-
-
600mV
7V
1.2MHz
-
-40°C
125°C
-
-
92AH1802

RoHS

MONOLITHIC POWER SYSTEMS (MPS)
Each (Supplied on Cut Tape)
Cut Tape
1+
$8.960
10+
$6.620
25+
$6.250
50+
$5.950
100+
$5.650
More Pricing...
Min: 1 / Mult: 1
Adjustable
-
Adjustable
-
-
1Outputs
-
Buck (Step Down)
-
3.8V
-
55V
2A
2A
HSOIC
8Pins
Surface Mount
-
-
800mV
52V
1MHz
95%
-40°C
125°C
-
-
54AH3169

RoHS

MONOLITHIC POWER SYSTEMS (MPS)
Each (Supplied on Cut Tape)
Cut Tape
1+
$4.660
10+
$3.450
25+
$3.350
50+
$3.270
100+
$3.170
More Pricing...
Min: 1 / Mult: 1
Adjustable
-
Adjustable
-
-
1Outputs
-
Synchronous Buck (Step Down)
-
4.5V
-
21V
1.2A
1.2A
QFN
20Pins
Surface Mount
-
-
800mV
17.85V
2MHz
-
-40°C
125°C
-
-
53AH7144

RoHS

Each
1+
$12.640
10+
$10.320
25+
$9.730
50+
$9.410
100+
$9.090
More Pricing...
Min: 1 / Mult: 1
Adjustable
-
Adjustable
-
-
1Outputs
-
Buck (Step Down)
-
4.5V
-
55V
3A
3A
QFN
47Pins
Surface Mount
-
-
1V
15V
520kHz
92.3%
-40°C
85°C
-
-
54AH3341

RoHS

MONOLITHIC POWER SYSTEMS (MPS)
Each (Supplied on Cut Tape)
Cut Tape
1+
$3.160
10+
$2.460
25+
$2.300
50+
$2.200
100+
$2.100
More Pricing...
Min: 1 / Mult: 1
Adjustable
-
Adjustable
-
-
1Outputs
-
Synchronous Buck (Step Down)
-
2.5V
-
6V
2A
2A
TSOT-23
8Pins
Surface Mount
-
-
600mV
6V
1.5MHz
-
-40°C
125°C
-
-
09AH9122

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$2.440
Min: 1 / Mult: 1
Adjustable
-
Adjustable
-
-
1Outputs
-
Flyback, Forward
-
16V
-
75V
-
-
SMD
8Pins
Surface Mount
-
-
-
-
400kHz
85%
-40°C
150°C
DPA-Switch Series
-
67AH3063

RoHS

MONOLITHIC POWER SYSTEMS (MPS)
Each (Supplied on Cut Tape)
Cut Tape
1+
$5.540
10+
$4.270
25+
$4.010
50+
$3.800
100+
$3.580
More Pricing...
Min: 1 / Mult: 1
Adjustable
-
Adjustable
-
-
1Outputs
-
Synchronous Buck (Step Down)
-
2.85V
-
18V
4A
4A
QFN
14Pins
Surface Mount
-
-
600mV
5.5V
500kHz
-
-40°C
125°C
-
-
54AH3363

RoHS

MONOLITHIC POWER SYSTEMS (MPS)
Each (Supplied on Cut Tape)
Cut Tape
1+
$4.020
10+
$3.160
25+
$2.940
50+
$2.830
100+
$2.700
More Pricing...
Min: 1 / Mult: 1
Adjustable
-
Adjustable
-
-
1Outputs
-
Synchronous Buck (Step Down)
-
4.5V
-
24V
2A
2A
TSOT-23
8Pins
Surface Mount
-
-
800mV
22.8V
500kHz
-
-40°C
125°C
-
-
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