21-Jan-11

JTK15/20

Application Notes

Mechanical Details

Models and Ratings

Notes

1. All dimensions are in inches (mm)

2. Weight: 0.04 lbs (20 g) approx.

3. Pin diameter: 0.04 ±0.002 (1.0 ±0.05)

4. Pin pitch tolerance: ±0.014 (±0.35)

5. Case tolerance: ±0.02 (±0.5)

Output can be externally trimmed by using this method.

(Single output models only). For variable trimming, use 100 k

Ωpotentiometer.

Contact sales for details.

1.00 (25.4)

Bottom View

0.10

(2.54)

0.10

(2.54)

0.40

(10.16)

0.20

(5.08)

1.00

(25.40)

0.40

(10.16)

0.80

(20.32)

0.10

(2.54)

0.40

(10.16)

0.30

(7.62)

45

6

1

2

3

0.39

(9.90)

DIA

0.04

(1.00)

0.22

(5.60)

Print

Face

Pin Connections

Pin

Single

Dual

1

+Vin

+Vin

2

-Vin

-Vin

3

Remote On/Off

Remote On/Off

4

+Vout

+Vout

5

Trim

Com

6

-Vout

-Vout

Input Voltage

Output Voltage

Output Current

Maximum

Capacitive Load

Efficiency

Model Number

No Load

Full Load

9-36 V

3.3 V

4.000 A

15 mA

647 mA

1000 µF

86%

JTK1524S3V3

5.0 V

3.000 A

15 mA

727 mA

1000 µF

87%

JTK1524S05

12.0 V

1.300 A

15 mA

747 mA

330 µF

88%

JTK1524S12

15.0 V

1.000 A

15 mA

710 mA

220 µF

89%

JTK1524S15

±5.0 V

±1.500 A

15 mA

744 mA

±470 µF

85%

JTK1524D05

±12.0 V

±0.625 A

15 mA

720 mA

±220 µF

88%

JTK1524D12

±15.0 V

±0.500 A

15 mA

710 mA

±100 µF

89%

JTK1524D15

18-75 V

3.3 V

4.000 A

10 mA

331 mA

1000 µF

84%

JTK1548S3V3

5.0 V

3.000 A

10 mA

368 mA

1000 µF

86%

JTK1548S05

12.0 V

1.300 A

10 mA

378 mA

330 µF

87%

JTK1548S12

15.0 V

1.000 A

10 mA

360 mA

220 µF

88%

JTK1548S15

±5.0 V

±1.500 A

10 mA

377 mA

±470 µF

84%

JTK1548D05

±12.0 V

±0.625 A

10 mA

363 mA

±220 µF

87%

JTK1548D12

±15.0 V

±0.500 A

10 mA

360 mA

±100 µF

88%

JTK1548D15

9-36 V

3.3 V

4.500 A

50 mA

720 mA

10000 µF

86%

JTK2024S3V3

5.0 V

4.000 A

50 mA

936 mA

5000 µF

89%

JTK2024S05

12.0 V

1.670 A

22 mA

936 mA

850 µF

89%

JTK2024S12

15.0 V

1.330 A

22 mA

936 mA

700 µF

89%

JTK2024S15

±12.0 V

±0.833 A

25 mA

936 mA

±470 µF

89%

JTK2024D12

±15.0 V

±0.667 A

25 mA

936 mA

±330 µF

89%

JTK2024D15

18-75 V

3.3 V

4.500 A

30 mA

309 mA

10000 µF

86%

JTK2048S3V3

5.0 V

4.000 A

30 mA

468 mA

5000 µF

89%

JTK2048S05

12.0 V

1.670 A

15 mA

468 mA

850 µF

89%

JTK2048S12

15.0 V

1.330 A

15 mA

468 mA

700 µF

90%

JTK2048S15

±12.0 V

±0.833 A

15 mA

468 mA

±470 µF

89%

JTK2048D12

±15.0 V

±0.667 A

15 mA

468 mA

±330 µF

89%

JTK2048D15

Output Trim

5

RTrim-up

6

4

5

RTrim-down

1. Input current measured at nominal 24 V and 48 V input.

2. When one output is set to 100% load, and the other varies between 25% and 100% load.

3. Measured with 1 µF ceramic capacitor and 10 µF tantalum capacitor across output rails.

12 µH

220 µF

+

-

2.2 µF

+Vin

+Vout

DC/DC

Converter

-Vout

Load

-Vin

Notes

Input Filter

Trim Resistor Values

Model Number

Trim up

10%

Trim down

10%

JTK - S3V3

8 k

12 k

JTK - S05

10 k

5 k

JTK - S12

20 k

7 k

JTK - S15

20 k

6 k

Approximate values.