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Linear Regulator Replacements:

510 Products Found

Farnell provides a comprehensive selection of linear regulator replacements, these non-isolated DC-DC converters are compact and offer significantly improved energy efficiency, meeting the needs of applications that demand low heat dissipation and reliable voltage regulation.

DC-DC converters regulate voltage levels in circuits, converting one DC voltage to another with high efficiency. Linear regulator replacements offer a compact and efficient alternative to traditional regulators, minimizing power loss.

Our DC-DC converters support various output voltages, currents, and efficiency ratings, making them ideal for battery-operated devices, power supplies, and telecommunications equipment. They ensure stable voltage output, even under variable load conditions, enhancing device longevity and performance.

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Power Supply Applications
No. of Outputs
Output Voltage Min
Output Power Max
Output Voltage Max
Output Voltage Nom
DC / DC Converter Output Type
Output Current Max
Product Range
DC / DC Converter Mounting
Input Voltage DC Min
Input Voltage DC Max
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Width
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3346288

RoHS

Each
1+
CHF 4.490
10+
CHF 3.940
25+
CHF 3.260
50+
CHF 2.920
100+
CHF 2.910
More Pricing...
Min: 1 / Mult: 1
-
1 Output
-
1.8W
-
1.8V
Fixed
1A
mEZD71201A Series
Through Hole
4.5V
24V
-
-
-
-
2812632

RoHS

Date/Lot Code

Each
1+
CHF 5.530
5+
CHF 5.480
10+
CHF 5.430
20+
CHF 5.270
50+
CHF 5.040
Min: 1 / Mult: 1
ITE
1 Output
-
12W
-
12V
Fixed
1A
OKI-78SR Series
Through Hole
15V
36V
-
-
-
-
4248088

RoHS

Each
1+
CHF 3.540
5+
CHF 3.440
10+
CHF 3.330
20+
CHF 3.260
Min: 1 / Mult: 1
ITE
1 Output
-
3W
-
1.5V
-
2A
R-78K-2.0 Series
SIP
4.5V
36V
-
-
-
-
4264505

RoHS

Each
1+
CHF 89.750
5+
CHF 76.660
Min: 1 / Mult: 1
-
1 Output
-
80W
-
13.5V
-
6A
8662 Series
-
20V
32V
-
-
-
-
4248101

RoHS

Each
1+
CHF 2.320
5+
CHF 2.250
10+
CHF 2.180
20+
CHF 2.120
50+
CHF 2.040
Min: 1 / Mult: 1
ITE
1 Output
-
7.5W
-
15V
-
500mA
R-78CK-0.5 Series
SIP
18VDC
40VDC
-
-
-
-
4248091

RoHS

Each
1+
CHF 3.540
5+
CHF 3.440
10+
CHF 3.330
20+
CHF 3.260
Min: 1 / Mult: 1
ITE
1 Output
-
3.6W
-
1.8V
-
2A
R-78K-2.0 Series
SIP
4.5V
36V
-
-
-
-
2319829

RoHS

Each
1+
CHF 3.320
10+
CHF 3.130
25+
CHF 2.990
50+
CHF 2.890
100+
CHF 2.790
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
-
1.65W
-
3.3V
Fixed
500mA
TR Series
Through Hole
4.5V
28V
-
-
-
-
1861084

RoHS

Each
1+
CHF 6.220
5+
CHF 6.040
10+
CHF 5.850
50+
CHF 5.600
100+
CHF 5.230
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
-
2.5W
-
5V
Fixed
500mA
SR Series
Through Hole
6.5V
34V
-
-
-
-
2280247

RoHS

Each
1+
CHF 11.120
5+
CHF 11.020
10+
CHF 10.910
50+
CHF 10.360
100+
CHF 9.840
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
-
-
-
5V
Fixed
1A
TSRN 1 Series
Through Hole
6.5V
42V
-
-
-
-
1696322

RoHS

Each
1+
CHF 8.240
5+
CHF 8.190
10+
CHF 8.120
50+
CHF 7.740
100+
CHF 7.010
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
-
9W
-
9V
Fixed
1A
TSR 1 Series
Through Hole
12V
36V
-
-
-
-
1696319

RoHS

Each
1+
CHF 5.110
5+
CHF 5.040
10+
CHF 4.980
50+
CHF 4.550
100+
CHF 4.410
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
-
3.3W
-
3.3V
-
1A
TSR 1 Series
Through Hole
4.75V
36V
-
-
-
-
2102101

RoHS

Each
1+
CHF 4.570
5+
CHF 4.520
10+
CHF 4.490
50+
CHF 4.290
100+
CHF 4.110
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
-
7.5W
-
5V
-
1.5A
OKI-78SR Series
Through Hole
7V
36V
-
-
-
-
1696321

RoHS

Each
1+
CHF 8.240
5+
CHF 8.190
10+
CHF 8.120
50+
CHF 7.740
100+
CHF 7.010
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
-
6.5W
-
6.5V
Fixed
1A
TSR 1 Series
Through Hole
9V
36V
-
-
-
-
1793143

RoHS

Each
1+
CHF 8.060
5+
CHF 7.880
10+
CHF 7.790
50+
CHF 7.020
100+
CHF 6.930
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
-
5W
-
5V
Fixed
1A
R-78xx-1.0 Series
Through Hole
6.5V
18V
-
-
-
-
1696317

RoHS

Each
1+
CHF 8.090
5+
CHF 8.030
10+
CHF 7.960
50+
CHF 7.540
100+
CHF 6.870
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
-
1.8W
-
1.8V
Fixed
1A
TSR 1 Series
Through Hole
4.6V
36V
-
-
-
-
2319830

RoHS

Each
1+
CHF 3.390
10+
CHF 3.180
25+
CHF 3.050
50+
CHF 2.950
100+
CHF 2.850
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
-
2.5W
-
5V
Fixed
500mA
TR Series
Through Hole
7V
28V
-
-
-
-
1672130

RoHS

Each
1+
CHF 5.110
5+
CHF 5.040
10+
CHF 4.980
50+
CHF 4.550
100+
CHF 4.410
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
-
12W
-
12V
-
1A
TSR 1 Series
Through Hole
15V
36V
-
-
-
-
1672131

RoHS

Each
1+
CHF 8.240
5+
CHF 8.190
10+
CHF 8.120
50+
CHF 7.740
100+
CHF 7.010
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
-
15W
-
15V
Fixed
1A
TSR 1 Series
Through Hole
18VDC
36V
-
-
-
-
1696320

RoHS

Each
1+
CHF 5.110
5+
CHF 5.040
10+
CHF 4.980
50+
CHF 4.550
100+
CHF 4.410
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
-
5W
-
5V
-
1A
TSR 1 Series
Through Hole
6.5V
36V
-
-
-
-
2414160

RoHS

Each
1+
CHF 13.750
5+
CHF 12.030
10+
CHF 9.960
50+
CHF 9.770
100+
CHF 9.560
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
1.5V
3.3W
5.5V
3.3V
Adjustable
1A
TSRN 1SM Series
Surface Mount Device
4.6V
42V
-
-
-
-
1793142

RoHS

Each
1+
CHF 7.290
5+
CHF 7.110
10+
CHF 7.030
50+
CHF 6.260
100+
CHF 6.090
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
-
2.5W
-
5V
-
500mA
R-78xx-0.5 Series
Through Hole
6.5V
32V
-
-
-
-
2451540

RoHS

Each
1+
CHF 5.240
5+
CHF 4.840
10+
CHF 4.440
50+
CHF 4.070
100+
CHF 3.940
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
-
4W
-
5V
-
500mA
TSR 0.5 Series
Through Hole
6.5V
32V
-
-
-
-
2451539

RoHS

Each
1+
CHF 6.430
5+
CHF 5.990
10+
CHF 5.550
50+
CHF 5.070
100+
CHF 4.910
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
-
2.75W
-
3.3V
-
500mA
TSR 0.5 Series
Through Hole
4.75V
32V
-
-
-
-
1903040

RoHS

Each
1+
CHF 10.000
5+
CHF 9.650
10+
CHF 9.550
50+
CHF 8.600
100+
CHF 8.470
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
-
5W
-
5V
Fixed
1A
R-78Cxx-1.0 Series
Through Hole
8V
42V
-
-
-
-
2577479

RoHS

Date/Lot Code

Each
1+
CHF 6.020
5+
CHF 5.900
10+
CHF 5.780
50+
CHF 5.660
100+
CHF 5.540
More Pricing...
Min: 1 / Mult: 1
ITE
1 Output
-
5W
-
5V
Fixed
1A
MagI3C FDSM Series
Through Hole
8V
28V
-
-
-
-
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