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Linear Regulator Replacements:

522 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
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DC / DC Converter Mounting
Input Voltage DC Min
Input Voltage DC Max
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ComparePrice ForQuantity
2414161

RoHS

6,915 In stock
Each
1+
£9.77
10+
£9.25
25+
£9.05
50+
£8.91
100+
£8.76
Min: 1 / Mult: 1
ITE
1 Output
2.5V
5W
8V
5V
Adjustable
1A
TSRN 1SM Series
Surface Mount Device
6.5V
42V
-
-
-
-
2848970

RoHS

7 In stock
Each
1+
£6.96
10+
£6.60
25+
£6.46
50+
£6.35
100+
£6.25
Min: 1 / Mult: 1
-
1 Output
-
4.5W
-
9V
-
500mA
TSR 0.5SM Series
Surface Mount Device
11V
32V
-
-
-
-
1696317

RoHS

26 In stock
Each
1+
£7.43
10+
£7.04
25+
£6.89
50+
£6.78
100+
£6.67
Min: 1 / Mult: 1
ITE
1 Output
-
1.8W
-
1.8V
Fixed
1A
TSR 1 Series
Through Hole
4.6V
36V
-
-
-
-
1696319

RoHS

8,107 In stock
Each
1+
£4.89
10+
£4.64
25+
£4.53
50+
£4.46
100+
£4.39
Min: 1 / Mult: 1
ITE
1 Output
-
3.3W
-
3.3V
-
1A
TSR 1 Series
Through Hole
4.75V
36V
-
-
-
-
1861084

RoHS

75 In stock
Each
1+
£6.84
5+
£6.63
10+
£6.43
50+
£6.16
100+
£5.75
Min: 1 / Mult: 1
ITE
1 Output
-
2.5W
-
5V
Fixed
500mA
SR Series
Through Hole
6.5V
34V
-
-
-
-
1696322

RoHS

557 In stock
Each
1+
£7.65
10+
£7.25
25+
£7.10
50+
£6.98
100+
£6.87
Min: 1 / Mult: 1
ITE
1 Output
-
9W
-
9V
Fixed
1A
TSR 1 Series
Through Hole
12V
36V
-
-
-
-
2102101

RoHS

19,225 In stock
Each
1+
£3.94
5+
£3.90
10+
£3.88
20+
£3.80
50+
£3.71
Min: 1 / Mult: 1
ITE
1 Output
-
7.5W
-
5V
-
1.5A
OKI-78SR Series
Through Hole
7V
36V
-
-
-
-
2280250

RoHS

65 In stock
Each
1+
£11.32
10+
£9.91
25+
£9.71
50+
£9.51
100+
£9.32
Min: 1 / Mult: 1
ITE
1 Output
-
-
-
12V
Fixed
1A
TSRN 1 Series
Through Hole
13.5V
42V
-
-
-
-
1696321

RoHS

573 In stock
Each
1+
£7.65
10+
£7.25
25+
£7.10
50+
£6.98
100+
£6.87
Min: 1 / Mult: 1
ITE
1 Output
-
6.5W
-
6.5V
Fixed
1A
TSR 1 Series
Through Hole
9V
36V
-
-
-
-
2319830

RoHS

1,018 In stock
Each
1+
£3.75
5+
£3.64
10+
£3.52
50+
£3.38
100+
£3.15
Min: 1 / Mult: 1
ITE
1 Output
-
2.5W
-
5V
Fixed
500mA
TR Series
Through Hole
7V
28V
-
-
-
-
1672130

RoHS

2,944 In stock
Each
1+
£4.89
10+
£4.64
25+
£4.53
50+
£4.46
100+
£4.39
Min: 1 / Mult: 1
ITE
1 Output
-
12W
-
12V
-
1A
TSR 1 Series
Through Hole
15V
36V
-
-
-
-
1793143

RoHS

772 In stock
Each
1+
£8.09
5+
£7.29
10+
£7.07
20+
£6.83
50+
£6.61
Min: 1 / Mult: 1
ITE
1 Output
-
5W
-
5V
Fixed
1A
R-78xx-1.0 Series
Through Hole
6.5V
18V
-
-
-
-
1696320

RoHS

10,008 In stock
Each
1+
£4.89
10+
£4.64
25+
£4.53
50+
£4.46
100+
£4.39
Min: 1 / Mult: 1
ITE
1 Output
-
5W
-
5V
-
1A
TSR 1 Series
Through Hole
6.5V
36V
-
-
-
-
1672131

RoHS

663 In stock
Each
1+
£7.53
10+
£7.13
25+
£6.98
50+
£6.87
100+
£6.76
Min: 1 / Mult: 1
ITE
1 Output
-
15W
-
15V
Fixed
1A
TSR 1 Series
Through Hole
18V
36V
-
-
-
-
1793137

RoHS

151 In stock
Each
1+
£8.06
5+
£7.27
10+
£7.03
20+
£6.81
50+
£6.59
Min: 1 / Mult: 1
ITE
1 Output
-
6W
-
12V
Fixed
500mA
R-78xx-0.5 Series
Through Hole
15V
32V
-
-
-
-
1793140

RoHS

133 In stock
Each
1+
£7.21
5+
£6.46
10+
£6.26
20+
£6.06
50+
£5.86
Min: 1 / Mult: 1
ITE
1 Output
-
1.65W
-
3.3V
Fixed
500mA
R-78xx-0.5 Series
Through Hole
4.75V
32V
-
-
-
-
1903039

RoHS

235 In stock
Each
1+
£9.91
5+
£9.06
10+
£8.79
20+
£8.51
50+
£8.22
Min: 1 / Mult: 1
ITE
1 Output
-
3.3W
-
3.3V
Fixed
1A
R-78Cxx-1.0 Series
Through Hole
7V
42V
-
-
-
-
2451540

RoHS

1,884 In stock
Each
1+
£4.53
10+
£4.15
25+
£4.07
50+
£4.00
100+
£3.93
Min: 1 / Mult: 1
ITE
1 Output
-
4W
-
5V
-
500mA
TSR 0.5 Series
Through Hole
6.5V
32V
-
-
-
-
2577479

RoHS

Date/Lot Code

367 In stock
Each
1+
£6.41
5+
£6.21
10+
£6.08
20+
£5.90
50+
£5.05
Min: 1 / Mult: 1
ITE
1 Output
-
5W
-
5V
Fixed
1A
MagI3C FDSM Series
Through Hole
8V
28V
-
-
-
-
2078564

RoHS

4,261 In stock
Each
1+
£3.23
5+
£2.85
10+
£2.72
20+
£2.62
50+
£2.53
Min: 1 / Mult: 1
ITE
1 Output
-
2.5W
-
5V
-
500mA
R-78E Series
Through Hole
7V
28V
-
-
-
-
2577481

RoHS

Date/Lot Code

408 In stock
Each
1+
£5.57
5+
£5.06
10+
£4.54
20+
£4.47
50+
£4.39
Min: 1 / Mult: 1
ITE
1 Output
-
2.5W
-
5V
Fixed
500mA
MagI3C FDSM Series
Through Hole
7V
28V
-
-
-
-
2451539

RoHS

1,443 In stock
Each
1+
£5.56
10+
£5.16
25+
£5.05
50+
£4.96
100+
£4.88
Min: 1 / Mult: 1
ITE
1 Output
-
2.75W
-
3.3V
-
500mA
TSR 0.5 Series
Through Hole
4.75V
32V
-
-
-
-
2414160

RoHS

349 In stock
Each
1+
£10.89
10+
£9.53
25+
£9.34
50+
£9.15
100+
£8.96
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

1,850 In stock
Each
1+
£7.87
5+
£7.09
10+
£6.85
20+
£6.64
50+
£6.43
Min: 1 / Mult: 1
ITE
1 Output
-
2.5W
-
5V
-
500mA
R-78xx-0.5 Series
Through Hole
6.5V
32V
-
-
-
-
1903040

RoHS

1,931 In stock
Each
1+
£9.88
5+
£9.04
10+
£8.77
20+
£8.48
50+
£8.20
Min: 1 / Mult: 1
ITE
1 Output
-
5W
-
5V
Fixed
1A
R-78Cxx-1.0 Series
Through Hole
8V
42V
-
-
-
-
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Farnell is a trading name of Premier Farnell UK Limited.
Registered number: 860093 | Registered office: 150 Armley Road, Leeds, LS12 2QQ, England.