IMX4 Series Data Sheet

4 Watt DC-DC Converters

BCD20006-G Rev AE, 16-Sep-2015

Page 9 of 12

MELCHER

The Power Partners.

10

20

30

40

50

60

70

80

0.2

0.5

1

2

5

10

20 MHz

dbµV

20IMX4-2424-8, Peak Vi+, conducted, 0.15 - 30 MHz, Uster, 30-Jun-06

Ci = 100 µF, Vi = 20 V, Ro = 660 ohm, lead length 10 cm.

EN 55011 A

Fig. 15a

Typical disturbance voltage (peak) at the pos. input according

Output leads 0.1 m, twisted. Input capacitors see table 3.

(20IMX4-2424-8).

Electromagnetic Emission

Conducted RFI noise at input according to EN 55011/55022

Mechanical Data

Dimensions in mm (inchies).

Tolerances ±0.3 mm, unless noted

Fig. 16

Case with standard or alternative pinout (option K)

Material: Fortron black; weight: <10 g

Fig. 17

Open frame (option Z)

Weight: <10 g

Fig. 15b

Typical disturbance voltage (peak) at the pos. input according

Output leads 0.1 m, twisted. Input capacitors see table 3.

(40IMX4-05-8Z).

Fig. 15c

Typical disturbance voltage (peak) at the pos. input

Output leads 0.1 m, twisted. Input capacitors see table 3.

31 (1.22")

1

12

13

24

11 x 2.54 (0.1")

S90004a

0.5 (0.02")

3 (0.12")

European

Projection

10

20

30

40

50

60

70

80

0.2

0.5

1

2

5

10

20 MHz

dbµV

40IMX4-05-8Z, Peak Vi+, conducted, 0.15 - 30 MHz, Uster, 30-Jun-06

Ci = 47 µF, Vi = 40 V, Ro = 8.2 ohm, lead length 10 cm.

EN 55011 A

0.2

0.5

1

2

5

10

20 MHz

10

20

30

40

50

60

70

80

dbµV

70IMX4-15-8, Peak Vi+, conducted, 0.15 - 30 MHz, Uster, 1-Sep-06

Ci = 330 µF, Vi = 70 V, Ro = 68 ohm, lead length 10 cm.

EN 55011 A

33 (1.3")

1

12

1

13

24

11 x 2.54 (0.1")

s09042c

0.5 (0.02")

Measuring point