.hide-partial { max-height: none; } .show-more { display: none; }

R-78AA Series DC/DC Converters - SMD

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 28

Applied Filters:

Series = R-78AA

Output Power

Input Voltage - Min

Input Voltage - Max

Output Voltage-Channel 1

Output Current-Channel 1

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

DC/DC Converters - SMD 0.5A DC/DC REG 6.5-34Vin 5Vout

R-78AA5.0-0.5SMD
RECOM Power
1: $9.80
1,259In Stock
858Expected 2026/03/13

Mfr. Part No.
R-78AA5.0-0.5SMD

Mouser Part No
919-R-78AA5.0-0.5SMD

RECOM Power

DC/DC Converters - SMD 0.5A DC/DC REG 6.5-34Vin 5Vout

Learn More

Datasheet

1,259In Stock

858Expected 2026/03/13

$9.80

$9.22

$9.14

$8.30

$8.20

Min.: 1
Mult.: 1

Non-Isolated

1 Output

2.5 W

6.5 V

32 V

5 V

500 mA

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 1A DC/DC REG 6.5-18Vin 5Vout

R-78AA5.0-1.0SMD
RECOM Power
1: $10.42
183In Stock

Mfr. Part No.
R-78AA5.0-1.0SMD

Mouser Part No
919-R-78AA5.0-1SMD

RECOM Power

DC/DC Converters - SMD 1A DC/DC REG 6.5-18Vin 5Vout

Learn More

Datasheet

183In Stock

$10.42

$10.25

$10.08

$9.86

View

Min.: 1
Mult.: 1

Non-Isolated

1 Output

5 W

6.5 V

18 V

5 V

1 A

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 0.5A DC/DC REG 15-34Vin 12Vout

R-78AA12-0.5SMD-R
RECOM Power
1: $10.87
454In Stock

Mfr. Part No.
R-78AA12-0.5SMD-R

Mouser Part No
919-R-78AA12-.5SMDR

RECOM Power

DC/DC Converters - SMD 0.5A DC/DC REG 15-34Vin 12Vout

Learn More

Datasheet

454In Stock

Cut Tape

$10.87

$10.47

$10.30

$9.59

Reel

$9.12

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

Non-Isolated

1 Output

6 W

15 V

32 V

12 V

500 mA

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 1A DC/DC REG 4.75-18Vin 3.3Vout

R-78AA3.3-1.0SMD
RECOM Power
1: $10.63
917In Stock
363Expected 2026/03/06

Mfr. Part No.
R-78AA3.3-1.0SMD

Mouser Part No
919-R-78AA3.3-1SMD

RECOM Power

DC/DC Converters - SMD 1A DC/DC REG 4.75-18Vin 3.3Vout

Learn More

Datasheet

917In Stock

363Expected 2026/03/06

$10.63

$10.25

$10.08

$9.47

View

Min.: 1
Mult.: 1

Non-Isolated

1 Output

3.3 W

4.75 V

18 V

3.3 V

1 A

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 0.5A DC/DC REG 6.5-34Vin 5Vout

R-78AA5.0-0.5SMD-R
RECOM Power
1: $10.05
263In Stock
250Expected 2026/03/13

Mfr. Part No.
R-78AA5.0-0.5SMD-R

Mouser Part No
919-R-78AA5.0-.5SMDR

RECOM Power

DC/DC Converters - SMD 0.5A DC/DC REG 6.5-34Vin 5Vout

Learn More

Datasheet

263In Stock

250Expected 2026/03/13

Cut Tape

$10.05

$9.68

$9.54

$9.33

Reel

$8.54

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

Non-Isolated

1 Output

2.5 W

6.5 V

32 V

5 V

500 mA

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 1A DC/DC REG 6.5-18Vin 5Vout

R-78AA5.0-1.0SMD-R
RECOM Power
1: $10.86
535In Stock
500Expected 2026/03/13

Mfr. Part No.
R-78AA5.0-1.0SMD-R

Mouser Part No
919-R-78AA5.0-1SMDR

RECOM Power

DC/DC Converters - SMD 1A DC/DC REG 6.5-18Vin 5Vout

Learn More

Datasheet

535In Stock

500Expected 2026/03/13

Cut Tape

$10.86

$10.46

$10.28

$9.65

Reel

$9.32

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

Non-Isolated

1 Output

5 W

6.5 V

18 V

5 V

1 A

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 0.5A DC/DC REG 15-34Vin 12Vout

R-78AA12-0.5SMD
RECOM Power
1: $10.91
11In Stock
660On Order

Mfr. Part No.
R-78AA12-0.5SMD

Mouser Part No
919-R-78AA12-0.5SMD

RECOM Power

DC/DC Converters - SMD 0.5A DC/DC REG 15-34Vin 12Vout

Learn More

Datasheet

11In Stock

660On Order

$10.91

$10.50

$10.33

$9.85

View

Min.: 1
Mult.: 1

Non-Isolated

1 Output

6 W

15 V

32 V

12 V

500 mA

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 0.5A DC/DC REG 4.75-34Vin 3.3Vout

R-78AA3.3-0.5SMD-R
RECOM Power
1: $10.05
116In Stock

Mfr. Part No.
R-78AA3.3-0.5SMD-R

Mouser Part No
919-R-78AA3.3-.5SMDR

RECOM Power

DC/DC Converters - SMD 0.5A DC/DC REG 4.75-34Vin 3.3Vout

Learn More

Datasheet

116In Stock

Cut Tape

$10.05

$9.68

$9.54

$9.33

Reel

$8.83

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

Non-Isolated

1 Output

1.65 W

4.75 V

32 V

3.3 V

500 mA

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 0.5A DC/DC REG 4.75-34Vin 3.3Vout

R-78AA3.3-0.5SMD
RECOM Power
1: $9.83
4In Stock

Mfr. Part No.
R-78AA3.3-0.5SMD

Mouser Part No
919-R-78AA3.3-0.5SMD

RECOM Power

DC/DC Converters - SMD 0.5A DC/DC REG 4.75-34Vin 3.3Vout

Learn More

Datasheet

4In Stock

$9.83

$9.47

$9.32

$9.00

View

Min.: 1
Mult.: 1

Non-Isolated

1 Output

1.65 W

4.75 V

32 V

3.3 V

500 mA

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 0.5A DC/DC REG 11-34Vin 9Vout

R-78AA9.0-0.5SMD
RECOM Power
1: $10.68
87In Stock
165Expected 2026/03/13

Mfr. Part No.
R-78AA9.0-0.5SMD

Mouser Part No
919-R-78AA9.0-.5SMD

RECOM Power

DC/DC Converters - SMD 0.5A DC/DC REG 11-34Vin 9Vout

Learn More

Datasheet

87In Stock

165Expected 2026/03/13

$10.68

$10.29

$10.13

$9.91

View

Min.: 1
Mult.: 1

Non-Isolated

1 Output

4.5 W

11 V

32 V

9 V

500 mA

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 0.5A DC/DC REG 8.0-34Vin 6.5Vout

R-78AA6.5-0.5SMD
RECOM Power
1: $9.50
33Expected 2026/07/10

Mfr. Part No.
R-78AA6.5-0.5SMD

Mouser Part No
919-R-78AA6.5-.5SMD

RECOM Power

DC/DC Converters - SMD 0.5A DC/DC REG 8.0-34Vin 6.5Vout

Learn More

Datasheet

33Expected 2026/07/10

$9.50

$9.07

$9.02

$8.83

View

Min.: 1
Mult.: 1

Non-Isolated

1 Output

3.25 W

8 V

32 V

6.5 V

500 mA

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 0.5A DC/DC REG 4.75-30Vin 1.5Vout

R-78AA1.5-0.5SMD
RECOM Power
1: $9.83
126Factory Stock Available

Mfr. Part No.
R-78AA1.5-0.5SMD

Mouser Part No
919-R-78AA1.5-.5SMD

RECOM Power

DC/DC Converters - SMD 0.5A DC/DC REG 4.75-30Vin 1.5Vout

Learn More

Datasheet

126Factory Stock Available

More Info Available

$9.83

$9.47

$9.32

$9.12

View

Min.: 1
Mult.: 1

Non-Isolated

1 Output

750 mW

4.75 V

30 V

1.5 V

500 mA

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 1A DC/DC REG 4.75-18Vin 1.5Vout

R-78AA1.5-1.0SMD
RECOM Power
1: $10.63
119Factory Stock Available

Mfr. Part No.
R-78AA1.5-1.0SMD

Mouser Part No
919-R-78AA1.5-1SMD

RECOM Power

DC/DC Converters - SMD 1A DC/DC REG 4.75-18Vin 1.5Vout

Learn More

Datasheet

119Factory Stock Available

More Info Available

$10.63

$10.25

$10.08

$9.66

View

Min.: 1
Mult.: 1

Non-Isolated

1 Output

1.5 W

4.75 V

18 V

1.5 V

1 A

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 0.5A DC/DC REG 4.75-34Vin 1.8Vout

R-78AA1.8-0.5SMD
RECOM Power
1: $9.84
126Factory Stock Available

Mfr. Part No.
R-78AA1.8-0.5SMD

Mouser Part No
919-R-78AA1.8-.5SMD

RECOM Power

DC/DC Converters - SMD 0.5A DC/DC REG 4.75-34Vin 1.8Vout

Learn More

Datasheet

126Factory Stock Available

More Info Available

$9.84

$9.58

$9.52

$8.97

View

Min.: 1
Mult.: 1

Non-Isolated

1 Output

900 mW

4.75 V

32 V

1.8 V

500 mA

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 1A DC/DC REG 4.75-18Vin 1.8Vout

R-78AA1.8-1.0SMD
RECOM Power
1: $13.90
119Factory Stock Available

Mfr. Part No.
R-78AA1.8-1.0SMD

Mouser Part No
919-R-78AA1.8-1SMD

RECOM Power

DC/DC Converters - SMD 1A DC/DC REG 4.75-18Vin 1.8Vout

Learn More

Datasheet

119Factory Stock Available

More Info Available

$13.90

$10.53

$10.51

$9.44

View

Min.: 1
Mult.: 1

Non-Isolated

1 Output

1.8 W

4.75 V

18 V

1.8 V

1 A

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 0.5A DC/DC REG 18-34Vin 15Vout

R-78AA15-0.5SMD
RECOM Power
1: $10.68
126Factory Stock Available

Mfr. Part No.
R-78AA15-0.5SMD

Mouser Part No
919-R-78AA15-.5SMD

RECOM Power

DC/DC Converters - SMD 0.5A DC/DC REG 18-34Vin 15Vout

Learn More

Datasheet

126Factory Stock Available

More Info Available

$10.68

$10.29

$10.13

$9.52

View

Min.: 1
Mult.: 1

Non-Isolated

1 Output

7.5 W

18 V

32 V

15 V

500 mA

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 0.5A DC/DC REG 4.75-34Vin 2.5Vout

R-78AA2.5-0.5SMD
RECOM Power
1: $9.82
126Factory Stock Available

Mfr. Part No.
R-78AA2.5-0.5SMD

Mouser Part No
919-R-78AA2.5-.5SMD

RECOM Power

DC/DC Converters - SMD 0.5A DC/DC REG 4.75-34Vin 2.5Vout

Learn More

Datasheet

126Factory Stock Available

More Info Available

$9.82

$9.47

$9.32

$8.91

View

Min.: 1
Mult.: 1

Non-Isolated

1 Output

1.25 W

4.75 V

32 V

2.5 V

500 mA

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 1A DC/DC REG 4.75-18Vin 2.5Vout

R-78AA2.5-1.0SMD
RECOM Power
1: $10.36
119Factory Stock Available

Mfr. Part No.
R-78AA2.5-1.0SMD

Mouser Part No
919-R-78AA2.5-1SMD

RECOM Power

DC/DC Converters - SMD 1A DC/DC REG 4.75-18Vin 2.5Vout

Learn More

Datasheet

119Factory Stock Available

More Info Available

$10.36

$10.15

$9.93

$9.40

View

Min.: 1
Mult.: 1

Non-Isolated

1 Output

2.5 W

4.75 V

18 V

2.5 V

1 A

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 0.5A DC/DC REG 4.75-30Vin 1.5Vout

R-78AA1.5-0.5SMD-R
RECOM Power
250: $8.12
Non-Stocked Lead-Time 18 Weeks

Mfr. Part No.
R-78AA1.5-0.5SMD-R

Mouser Part No
919-R-78AA1.5-.5SMDR

RECOM Power

DC/DC Converters - SMD 0.5A DC/DC REG 4.75-30Vin 1.5Vout

Learn More

Datasheet

Non-Stocked Lead-Time 18 Weeks

Reel

$8.12

$8.11

$8.05

Min.: 250
Mult.: 250

Reel: 250

Non-Isolated

1 Output

750 mW

4.75 V

30 V

1.5 V

500 mA

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 1A DC/DC REG 4.75-18Vin 1.5Vout

R-78AA1.5-1.0SMD-R
RECOM Power
250: $8.77
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
R-78AA1.5-1.0SMD-R

Mouser Part No
919-R-78AA1.5-1SMDR

RECOM Power

DC/DC Converters - SMD 1A DC/DC REG 4.75-18Vin 1.5Vout

Learn More

Datasheet

Non-Stocked Lead-Time 17 Weeks

Reel

$8.77

$8.76

$8.41

Min.: 250
Mult.: 250

Reel: 250

Non-Isolated

1 Output

1.5 W

4.75 V

18 V

1.5 V

1 A

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 0.5A DC/DC REG 4.75-34Vin 1.8Vout

R-78AA1.8-0.5SMD-R
RECOM Power
250: $8.15
Non-Stocked Lead-Time 18 Weeks

Mfr. Part No.
R-78AA1.8-0.5SMD-R

Mouser Part No
919-R-78AA1.8-.5SMDR

RECOM Power

DC/DC Converters - SMD 0.5A DC/DC REG 4.75-34Vin 1.8Vout

Learn More

Datasheet

Non-Stocked Lead-Time 18 Weeks

Reel

$8.15

$8.12

$8.07

Min.: 250
Mult.: 250

Reel: 250

Non-Isolated

1 Output

900 mW

4.75 V

32 V

1.8 V

500 mA

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 1A DC/DC REG 4.75-18Vin 1.8Vout

R-78AA1.8-1.0SMD-R
RECOM Power
250: $8.77
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
R-78AA1.8-1.0SMD-R

Mouser Part No
919-R-78AA1.8-1SMDR

RECOM Power

DC/DC Converters - SMD 1A DC/DC REG 4.75-18Vin 1.8Vout

Learn More

Datasheet

Non-Stocked Lead-Time 17 Weeks

Reel

$8.77

$8.76

$8.41

Min.: 250
Mult.: 250

Reel: 250

Non-Isolated

1 Output

1.8 W

4.75 V

18 V

1.8 V

1 A

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 0.5A DC/DC REG 18-34Vin 15Vout

R-78AA15-0.5SMD-R
RECOM Power
250: $8.79
Non-Stocked Lead-Time 18 Weeks

Mfr. Part No.
R-78AA15-0.5SMD-R

Mouser Part No
919-R-78AA15-.5SMDR

RECOM Power

DC/DC Converters - SMD 0.5A DC/DC REG 18-34Vin 15Vout

Learn More

Datasheet

Non-Stocked Lead-Time 18 Weeks

Reel

$8.79

$8.77

$8.43

Min.: 250
Mult.: 250

Reel: 250

Non-Isolated

1 Output

7.5 W

18 V

32 V

15 V

500 mA

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 0.5A DC/DC REG 4.75-34Vin 2.5Vout

R-78AA2.5-0.5SMD-R
RECOM Power
250: $8.12
Non-Stocked Lead-Time 18 Weeks

Mfr. Part No.
R-78AA2.5-0.5SMD-R

Mouser Part No
919-R-78AA2.5-.5SMDR

RECOM Power

DC/DC Converters - SMD 0.5A DC/DC REG 4.75-34Vin 2.5Vout

Learn More

Datasheet

Non-Stocked Lead-Time 18 Weeks

Reel

$8.12

$8.11

$8.05

Min.: 250
Mult.: 250

Reel: 250

Non-Isolated

1 Output

1.25 W

4.75 V

32 V

2.5 V

500 mA

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

DC/DC Converters - SMD 1A DC/DC REG 4.75-18Vin 2.5Vout

R-78AA2.5-1.0SMD-R
RECOM Power
250: $8.78
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
R-78AA2.5-1.0SMD-R

Mouser Part No
919-R-78AA2.5-1SMDR

RECOM Power

DC/DC Converters - SMD 1A DC/DC REG 4.75-18Vin 2.5Vout

Learn More

Datasheet

Non-Stocked Lead-Time 17 Weeks

Reel

$8.78

$8.59

$8.32

Min.: 250
Mult.: 250

Reel: 250

Non-Isolated

1 Output

2.5 W

4.75 V

18 V

2.5 V

1 A

SMD-10

15.3 mm (0.602 in)

9.6 mm (0.378 in)

9 mm (0.354 in)

Industrial

R-78AA

R-78AA Series DC/DC Converters - SMD

Customer Service Office

Company

Resources

Support