DC/DC Converters - Through Hole

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DQQ3-S DC-DC Converters

CUI Inc DQQ3-S DC-DC Converters offer up to 3W isolated output and input voltage ranges of 9V_DC to 36V_DC and 18V_DC to 75V_DC. These DC-DC converters feature a 4:1 input range, single- and dual-regulated outputs, and remote on/off control. DQQ3-S converters provide various protections, including continuous short circuit and input undervoltage. CUI Inc DQQ3-S DC-DC Converters are suitable for consumer electronics, digital/analog systems, and small-scale automation applications.

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Part #

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 9 36 Vdc input, 12 Vdc, 0.125 A, dual regulated output, SIP

DQQ3-24-D12-S
CUI Inc.
1: $21.40
78In Stock
42Expected 10/8/2026
New Product

Mfr. Part #
DQQ3-24-D12-S

Mouser Part #
490-DQQ3-24-D12-S

New Product

CUI Inc.

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 9 36 Vdc input, 12 Vdc, 0.125 A, dual regulated output, SIP

Learn More

Datasheet

78In Stock

42Expected 10/8/2026

$21.40

$20.61

$20.27

$19.84

View

Min.: 1
Mult.: 1

Isolated

2 Output

3 W

12 V

125 mA

- 12 V

125 mA

SIP-7

21.8 mm (0.858 in)

9.2 mm (0.362 in)

11.1 mm (0.437 in)

+ 85 C

- 40 C

DQQ3-S

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 18 75 Vdc input, 12 Vdc, 0.25 A, single regulated output, SIP

DQQ3-48-S12-S
CUI Inc.
1: $20.19
56In Stock
New Product

Mfr. Part #
DQQ3-48-S12-S

Mouser Part #
490-DQQ3-48-S12-S

New Product

CUI Inc.

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 18 75 Vdc input, 12 Vdc, 0.25 A, single regulated output, SIP

Learn More

Datasheet

56In Stock

$20.19

$19.44

$19.13

$18.72

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

12 V

250 mA

SIP-7

21.8 mm (0.858 in)

9.2 mm (0.362 in)

11.1 mm (0.437 in)

+ 85 C

- 40 C

DQQ3-S

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 9 36 Vdc input, 12 Vdc, 0.25 A, single regulated output, SIP

DQQ3-24-S12-S
CUI Inc.
1: $21.20
60In Stock
New Product

Mfr. Part #
DQQ3-24-S12-S

Mouser Part #
490-DQQ3-24-S12-S

New Product

CUI Inc.

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 9 36 Vdc input, 12 Vdc, 0.25 A, single regulated output, SIP

Learn More

Datasheet

60In Stock

$21.20

$20.41

$20.08

$19.65

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

12 V

250 mA

SIP-7

21.8 mm (0.858 in)

9.2 mm (0.362 in)

11.1 mm (0.437 in)

+ 85 C

- 40 C

DQQ3-S

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 9 36 Vdc input, 5 Vdc, 0.6 A, single regulated output, SIP

DQQ3-24-S5-S
CUI Inc.
1: $21.20
44In Stock
98Expected 10/15/2026
New Product

Mfr. Part #
DQQ3-24-S5-S

Mouser Part #
490-DQQ3-24-S5-S

New Product

CUI Inc.

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 9 36 Vdc input, 5 Vdc, 0.6 A, single regulated output, SIP

Learn More

Datasheet

44In Stock

98Expected 10/15/2026

$21.20

$20.41

$20.08

$19.65

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

5 V

600 mA

SIP-7

21.8 mm (0.858 in)

9.2 mm (0.362 in)

11.1 mm (0.437 in)

+ 85 C

- 40 C

DQQ3-S

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 9 36 Vdc input, 5 Vdc, 0.3 A, dual regulated output, SIP

DQQ3-24-D5-S
CUI Inc.
1: $21.40
14In Stock
New Product

Mfr. Part #
DQQ3-24-D5-S

Mouser Part #
490-DQQ3-24-D5-S

New Product

CUI Inc.

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 9 36 Vdc input, 5 Vdc, 0.3 A, dual regulated output, SIP

Learn More

Datasheet

14In Stock

$21.40

$20.61

$20.27

$19.84

View

Min.: 1
Mult.: 1

Isolated

2 Output

3 W

5 V

300 mA

- 5 V

300 mA

SIP-7

21.8 mm (0.858 in)

9.2 mm (0.362 in)

11.1 mm (0.437 in)

+ 85 C

- 40 C

DQQ3-S

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 18 75 Vdc input, 5 Vdc, 0.3 A, dual regulated output, SIP

DQQ3-48-D5-S
CUI Inc.
1: $20.38
24In Stock
New Product

Mfr. Part #
DQQ3-48-D5-S

Mouser Part #
490-DQQ3-48-D5-S

New Product

CUI Inc.

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 18 75 Vdc input, 5 Vdc, 0.3 A, dual regulated output, SIP

Learn More

Datasheet

24In Stock

$20.38

$19.63

$19.31

$18.90

View

Min.: 1
Mult.: 1

Isolated

2 Output

3 W

5 V

300 mA

- 5 V

300 mA

SIP-7

21.8 mm (0.858 in)

9.2 mm (0.362 in)

11.1 mm (0.437 in)

+ 85 C

- 40 C

DQQ3-S

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 18 75 Vdc input, 15 Vdc, 0.1 A, dual regulated output, SIP

DQQ3-48-D15-S
CUI Inc.
1: $21.40
21In Stock
New Product

Mfr. Part #
DQQ3-48-D15-S

Mouser Part #
490-DQQ3-48-D15-S

New Product

CUI Inc.

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 18 75 Vdc input, 15 Vdc, 0.1 A, dual regulated output, SIP

Learn More

Datasheet

21In Stock

$21.40

$20.61

$20.27

$19.84

View

Min.: 1
Mult.: 1

Isolated

2 Output

3 W

15 V

100 mA

- 15 V

100 mA

SIP-7

21.8 mm (0.858 in)

9.2 mm (0.362 in)

11.1 mm (0.437 in)

+ 85 C

- 40 C

DQQ3-S

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 9 36 Vdc input, 3.3 Vdc, 0.7 A, single regulated output, SIP

DQQ3-24-S3-S
CUI Inc.
1: $21.21
42In Stock
New Product

Mfr. Part #
DQQ3-24-S3-S

Mouser Part #
490-DQQ3-24-S3-S

New Product

CUI Inc.

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 9 36 Vdc input, 3.3 Vdc, 0.7 A, single regulated output, SIP

Learn More

Datasheet

42In Stock

$21.21

$20.42

$20.09

$19.65

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

3.3 V

700 mA

SIP-7

21.8 mm (0.858 in)

9.2 mm (0.362 in)

11.1 mm (0.437 in)

+ 85 C

- 40 C

DQQ3-S

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 18 75 Vdc input, 12 Vdc, 0.125 A, dual regulated output, SIP

DQQ3-48-D12-S
CUI Inc.
1: $21.40
16In Stock
New Product

Mfr. Part #
DQQ3-48-D12-S

Mouser Part #
490-DQQ3-48-D12-S

New Product

CUI Inc.

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 18 75 Vdc input, 12 Vdc, 0.125 A, dual regulated output, SIP

Learn More

Datasheet

16In Stock

$21.40

$20.61

$20.27

$19.84

View

Min.: 1
Mult.: 1

Isolated

2 Output

3 W

12 V

125 mA

- 12 V

125 mA

SIP-7

21.8 mm (0.858 in)

9.2 mm (0.362 in)

11.1 mm (0.437 in)

+ 85 C

- 40 C

DQQ3-S

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 18 75 Vdc input, 3.3 Vdc, 0.7 A, single regulated output, SIP

DQQ3-48-S3-S
CUI Inc.
1: $21.20
22In Stock
New Product

Mfr. Part #
DQQ3-48-S3-S

Mouser Part #
490-DQQ3-48-S3-S

New Product

CUI Inc.

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 18 75 Vdc input, 3.3 Vdc, 0.7 A, single regulated output, SIP

Learn More

Datasheet

22In Stock

$21.20

$20.41

$20.08

$19.65

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

3.3 V

700 mA

SIP-7

21.8 mm (0.858 in)

9.2 mm (0.362 in)

11.1 mm (0.437 in)

+ 85 C

- 40 C

DQQ3-S

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 18 75 Vdc input, 5 Vdc, 0.6 A, single regulated output, SIP

DQQ3-48-S5-S
CUI Inc.
1: $21.20
22In Stock
New Product

Mfr. Part #
DQQ3-48-S5-S

Mouser Part #
490-DQQ3-48-S5-S

New Product

CUI Inc.

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 18 75 Vdc input, 5 Vdc, 0.6 A, single regulated output, SIP

Learn More

Datasheet

22In Stock

$21.20

$20.41

$20.08

$19.65

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

5 V

600 mA

SIP-7

21.8 mm (0.858 in)

9.2 mm (0.362 in)

11.1 mm (0.437 in)

+ 85 C

- 40 C

DQQ3-S

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 9 36 Vdc input, 15 Vdc, 0.2 A, single regulated output, SIP

DQQ3-24-S15-S
CUI Inc.
1: $21.20
4In Stock
14Expected 10/19/2026
New Product

Mfr. Part #
DQQ3-24-S15-S

Mouser Part #
490-DQQ3-24-S15-S

New Product

CUI Inc.

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 9 36 Vdc input, 15 Vdc, 0.2 A, single regulated output, SIP

Learn More

Datasheet

4In Stock

14Expected 10/19/2026

$21.20

$20.41

$20.08

$19.65

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

15 V

200 mA

SIP-7

21.8 mm (0.858 in)

9.2 mm (0.362 in)

11.1 mm (0.437 in)

+ 85 C

- 40 C

DQQ3-S

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 9 36 Vdc input, 15 Vdc, 0.1 A, dual regulated output, SIP

DQQ3-24-D15-S
CUI Inc.
1: $21.41
247On Order
New Product

Mfr. Part #
DQQ3-24-D15-S

Mouser Part #
490-DQQ3-24-D15-S

New Product

CUI Inc.

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 9 36 Vdc input, 15 Vdc, 0.1 A, dual regulated output, SIP

Learn More

Datasheet

247On Order

$21.41

$20.62

$20.28

$19.84

View

Min.: 1
Mult.: 1

Isolated

2 Output

3 W

15 V

100 mA

- 15 V

100 mA

SIP-7

21.8 mm (0.858 in)

9.2 mm (0.362 in)

11.1 mm (0.437 in)

+ 85 C

- 40 C

DQQ3-S

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 18 75 Vdc input, 15 Vdc, 0.2 A, single regulated output, SIP

DQQ3-48-S15-S
CUI Inc.
1: $21.20
28Expected 9/11/2026
New Product

Mfr. Part #
DQQ3-48-S15-S

Mouser Part #
490-DQQ3-48-S15-S

New Product

CUI Inc.

DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 18 75 Vdc input, 15 Vdc, 0.2 A, single regulated output, SIP

Learn More

Datasheet

28Expected 9/11/2026

$21.20

$20.41

$20.08

$19.65

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

15 V

200 mA

SIP-7

21.8 mm (0.858 in)

9.2 mm (0.362 in)

11.1 mm (0.437 in)

+ 85 C

- 40 C

DQQ3-S

DQQ3-S DC-DC Converters

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