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DC / DC Switching Regulators :

7,615 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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Output Voltage - Output 2
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26K3602

RoHS

Date/Lot Code

Each
1+$2.500
10+$1.850
100+$1.470
500+$1.390
1000+$1.360
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-
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+$2.610
10+$1.940
25+$1.770
50+$1.630
100+$1.450
More Pricing...
-
Adjustable
-
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+$1.720
50+$1.150
100+$1.020
250+$0.959
500+$0.923
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-
Adjustable
-
Adjustable
-
-
-
-
-
-
1Outputs
-
-
Synchronous Buck (Step Down)
-
-
-
-
2.5V
-
-
-
-
-
-
-
18V
3A
-
3A
-
-
PowerSO
8Pins
-
-
Surface Mount
-
-
800mV
-
-
900kHz
90%
-40°C
125°C
-
-
71Y9197

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+$0.631
50+$0.413
100+$0.366
250+$0.344
500+$0.330
More Pricing...
-
Adjustable
-
Adjustable
-
-
-
-
-
-
1Outputs
-
-
Buck, Boost, Inverting
-
-
-
-
3V
-
-
-
-
-
-
-
40V
1.5A
-
1.5A
-
-
SOIC
8Pins
-
-
Surface Mount
-
-
-
-
-
33kHz
89%
0°C
70°C
-
-
81Y6426

RoHS

Each
1+$2.560
10+$1.910
100+$1.520
500+$1.490
1000+$1.460
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
-
-
73Y2498

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+$7.640
25+$5.490
50+$5.260
100+$5.020
250+$4.900
More Pricing...
-
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
-
-
38Y7889

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+$2.510
50+$1.700
100+$1.530
250+$1.440
500+$1.400
More Pricing...
-
Adjustable
-
Adjustable
-
-
-
-
-
-
1Outputs
-
-
Buck (Step Down)
-
-
-
-
8V
-
-
-
-
-
-
-
36V
1A
-
1A
-
-
SOIC
8Pins
-
-
Surface Mount
-
-
1.235V
34V
-
250kHz
90%
-40°C
150°C
-
-
86W0521

RoHS

Each
1+$2.810
10+$2.110
100+$1.730
500+$1.590
1000+$1.550
More Pricing...
-
Adjustable
-
Adjustable
-
-
-
-
-
-
1Outputs
-
-
Buck (Step Down)
-
-
-
-
4.5V
-
-
-
-
-
-
-
38V
3A
-
3A
-
-
HSOP
8Pins
-
-
Surface Mount
-
-
600mV
-
-
250kHz
-
-40°C
150°C
-
-
26M1408

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+$0.500
50+$0.315
100+$0.274
250+$0.254
500+$0.242
More Pricing...
-
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
-
-
84X5965

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+$1.260
50+$1.060
100+$1.040
250+$1.020
500+$0.996
More Pricing...
-
Adjustable
-
Adjustable
-
-
-
-
-
-
1Outputs
-
-
Boost (Step Up)
-
-
-
-
2.4V
-
-
-
-
-
-
-
5.5V
200mA
-
200mA
-
-
SOT-23
5Pins
-
-
Surface Mount
-
-
-
32V
-
500kHz
92%
-40°C
125°C
-
-
47AC9697

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+$3.880
50+$2.700
100+$2.430
250+$2.310
500+$2.290
More Pricing...
-
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
-
-
94AC8150

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+$2.050
50+$1.450
100+$1.340
250+$1.280
500+$1.250
More Pricing...
-
-
-
Adjustable
-
-
-
-
-
-
1Outputs
-
-
Synchronous Buck (Step Down)
-
-
-
-
4.5V
-
-
-
-
-
-
-
40V
2A
-
2A
-
-
QFN
16Pins
-
-
Surface Mount
-
-
900mV
39V
-
1MHz
95%
-40°C
125°C
FemtoBuck™
-
14AC8297

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+$2.220
50+$1.500
100+$1.340
250+$1.260
500+$1.220
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
-
-
50AC9399

RoHS

Date/Lot Code

Each
1+$3.550
10+$2.690
100+$2.260
500+$2.060
1000+$1.990
More Pricing...
-
Adjustable
-
Adjustable
-
-
-
-
-
-
1Outputs
-
-
Synchronous Buck (Step Down)
-
-
-
-
4.5V
-
-
-
-
-
-
-
36V
2A
-
2A
-
-
TQFN
16Pins
-
-
Surface Mount
-
-
900mV
32.4V
-
2.2MHz
94%
-40°C
125°C
-
-
28AH5994

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+$1.570
50+$1.120
100+$1.020
250+$0.975
500+$0.963
More Pricing...
-
-
-
Adjustable
-
-
-
-
-
-
1Outputs
-
-
Synchronous Buck (Step Down)
-
-
-
-
4.75V
-
-
-
-
-
-
-
28V
-
-
500mA
-
-
WSON
10Pins
-
-
Surface Mount
-
-
1V
6V
-
1MHz
-
-40°C
85°C
-
-
33AH4104

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+$6.020
50+$4.240
100+$4.220
250+$4.200
500+$4.180
More Pricing...
-
-
-
Adjustable
-
-
-
-
-
-
1Outputs
-
-
Buck (Step Down)
-
-
-
-
6.5V
-
-
-
-
-
-
-
40V
1A
-
1A
-
-
SOIC
8Pins
-
-
-
-
-
1.23V
37V
-
-
-
-
125°C
-
-
29AH1070

RoHS

TEXAS INSTRUMENTS
Each (Supplied on Cut Tape)
Cut Tape
1+$2.590
50+$1.780
100+$1.600
250+$1.510
500+$1.490
More Pricing...
-
-
-
Adjustable
-
-
-
-
-
-
1Outputs
-
-
Buck (Step Down)
-
-
-
-
4.5V
-
-
-
-
-
-
-
42V
300mA
-
300mA
-
-
SOT-23
6Pins
-
-
-
-
-
765mV
34V
-
-
-
-40°C
125°C
-
-
10AH0959

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+$5.420
50+$3.810
100+$3.450
250+$3.270
500+$3.220
More Pricing...
-
-
-
Adjustable
-
-
-
-
-
-
1Outputs
-
-
Synchronous Buck (Step Down)
-
-
-
-
4.5V
-
-
-
-
-
-
-
60V
10A
-
10A
-
-
PowerPAK MLP55
27Pins
-
-
Surface Mount
-
-
800mV
55.2V
-
2MHz
98%
-40°C
105°C
-
-
28AH3141

RoHS

Each
1+$7.420
10+$5.750
25+$5.660
50+$5.580
100+$5.490
More Pricing...
-
-
-
Adjustable
-
-
-
-
-
-
1Outputs
-
-
Buck (Step Down)
-
-
-
-
4.5V
-
-
-
-
-
-
-
60V
1A
-
1A
-
-
TO-263 (D2PAK)
5Pins
-
-
Surface Mount
-
-
1.2V
57V
-
150kHz
76%
-40°C
125°C
-
-
32AH8522

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+$1.840
50+$1.230
100+$1.100
250+$1.080
500+$1.060
More Pricing...
-
-
-
Adjustable
-
-
-
-
-
-
1Outputs
-
-
Synchronous Buck (Step Down)
-
-
-
-
4.75V
-
-
-
-
-
-
-
28V
500mA
-
500mA
-
-
WSON
10Pins
-
-
Surface Mount
-
-
1V
6V
-
1MHz
-
-40°C
85°C
-
-
41AH8543

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+$2.330
50+$1.940
100+$1.920
250+$1.880
500+$1.840
More Pricing...
-
Fixed
-
Fixed
-
-
-
-
-
-
1Outputs
-
-
Synchronous Buck (Step Down)
-
-
-
-
2.7V
-
-
-
-
-
-
-
5.5V
600mA
-
600mA
-
-
MLF
12Pins
-
-
Surface Mount
1.2V
1.2V
-
-
-
4MHz
93%
-40°C
125°C
-
-
69AH1019

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+$0.771
50+$0.500
100+$0.441
250+$0.412
500+$0.395
More Pricing...
-
Adjustable
-
Adjustable
-
-
-
-
-
-
1Outputs
-
-
Buck, Boost, Inverting
-
-
-
-
3V
-
-
-
-
-
-
-
40V
1.5A
-
1.5A
-
-
SOIC
8Pins
-
-
Surface Mount
-
-
1.25V
38V
-
33kHz
89%
-40°C
125°C
-
-
28AH3514

RoHS

TEXAS INSTRUMENTS
Each
1+$4.590
10+$4.400
25+$4.220
50+$4.030
100+$3.840
More Pricing...
-
-
-
Adjustable
-
-
-
-
-
-
1Outputs
-
-
Synchronous Buck (Step Down)
-
-
-
-
7.5V
-
-
-
-
-
-
-
100V
600mA
-
600mA
-
-
SO PowerPAD
8Pins
-
-
Surface Mount
-
-
1.225V
90V
-
1MHz
-
-40°C
125°C
-
-
28AH5904

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+$5.660
50+$5.490
100+$5.320
250+$5.150
500+$4.980
More Pricing...
-
-
-
Adjustable
-
-
-
-
-
-
1Outputs
-
-
Buck (Step Down)
-
-
-
-
4.5V
-
-
-
-
-
-
-
42V
-
-
5A
-
-
WSON
10Pins
-
-
Surface Mount
-
-
800mV
41V
-
500kHz
-
-40°C
85°C
-
-
69AH0892

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+$4.750
25+$3.330
50+$3.180
100+$3.020
250+$2.870
More Pricing...
-
-
-
Adjustable
-
-
-
-
-
-
1Outputs
-
-
Synchronous Buck (Step Down)
-
-
-
-
4.5V
-
-
-
-
-
-
-
60V
3.5A
-
3.5A
-
-
TQFN-EP
20Pins
-
-
Surface Mount
-
-
900mV
54V
-
2.2MHz
90%
-40°C
125°C
-
-
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