IMX4 Series Data Sheet
4 Watt DC-DC Converters
Features
RoHS lead-free-solder and lead-solder-exempted
products are available.
5 year warranty for RoHS lead-free-solder products with
temperature index -8.
Input voltage ranges up to 121 VDC
8.5
Voltage withstand test 1500 VAC
0.34"
20
32
1 or 2 isolated outputs up to 48 V
0.8"
1.25"
Extremely wide input voltage ranges
Immunity according to IEC/EN 61000-4-2, -3, -4, -5, -6
High efficiency (typ. 83%)
Flexible load distribution on outputs
Outputs no-load, overload, and short-circuit proof
High reliability
Operating ambient temperature 40 to +85 C
Thermal protection
Industrial and alternative pinout
DIL 24 case with 8.5 mm profile
Safety-approved to the latest edition of IEC/EN 60950-1
and UL/CSA 60950-1
Description
1
The IMX4 Series of board-mountable 4-watt DC-DC con-
verters has been designed according to the latest industry
1
70IMX4 models
requirements and standards. The converters are particularly
suitable for use in mobile or stationary applications in trans-
A special feature is their small case size, DIL 24 with only
port, industry, or telecom, where variable input voltages or high
8.5 mm profile. The circuit is comprised of integrated planar
transient voltages are prevalent.
magnetics, and all components are automatically assembled
Covering a total input voltage range from 8.4VDC up to and solidly soldered onto a single PCB without any wire
121VDC with three different models, the converters are
connection. Thanks to the rigid mechanical design, the
available with single or dual output from 3.3 up to 24 VDC
converters withstand an extremely high level of shock and
with flexible load distribution. Features include efficient input
vibrations. Careful consideration of possible thermal stresses
and output filtering with unsurpassed transient and surge ensure the absence of hot spots providing long life in
protection, low output ripple and noise, consistently high environments where temperature cycles are a reality. The
efficiency over the entire input voltage range and high
thermal design allows operation at full load up to an ambient
reliability as well as excellent dynamic response to load and
temperature of 85 C in free air without using any potting
line changes.
material.
The converters exhibit basic insulation and are designed and Several options, such as open-frame or an alternative industrial
built according to the international safety standards IEC/EN
pinout, provide a high level of application-specific engineering
60950-1. 70IMX4 models are CE-marked.
and design-in flexibility.
Table of Contents Page Page
Description ............................................................................. 1 Electromagnetic Compatibility (EMC) .................................... 8
Model Selection ..................................................................... 2
Mechanical Data .................................................................... 9
Functional Description ...........................................................3
Immunity to Environmental Conditions ................................ 10
Electrical Input Data ............................................................... 4 Safety and Installation Instructions ...................................... 10
Electrical Output Data ............................................................ 6 Description of Options ......................................................... 11
Copyright 2018, Bel Power Solutions Inc. All rights reserved.
MELCHER
BCD20006-G Rev AF, 10-Apr-2018 The Power Partners. Page 1 of 12IMX4 Series Data Sheet
4 Watt DC-DC Converters
Model Selection
Table 1: Model Selection
Output 1 Output 2 Output power Input voltage Efficiency Model Options
V I V I P range
o1 nom o1 nom o2 nom o2 nom o nom min typ
1 1
[VDC] [mA] [VDC] [mA] [W] [VDC] [%] [%]
3.3 900 - - 3.0 8.4 to 36 76 77.5 20IMX4-03-8G Z, non-G
3.3 900 - - 3.0 16.8 to 75 76 78 40IMX4-03-8G Z, non-G
5 700 - - 3.5 4.7 to 16.8 76 - 5IMX4-05-8G Z, non-G
5 700 - - 3.5 8.4 to 36 78 81 20IMX4-05-8G K, Z, non-G
5 700 - - 3.5 16.8 to 75 78 81 40IMX4-05-8G K, Z, non-G
5 700 - - 3.5 40 to 121 77 78 70IMX4-05-8G non-G
12 300 - - 3.6 4.7 to 16.8 79 - 5IMX4-12-8G Z, non-G
12 340 - - 4.1 8.4 to 36 78 82 20IMX4-12-8G K, Z, non-G
12 340 - - 4.1 16.8 to 75 78 82 40IMX4-12-8G K, Z, non-G
12 340 - - 4.1 40 to 121 79 81 70IMX4-12-8G non-G
15 250 - - 3.75 4.7 to 16.8 79 - 5IMX4-15-8G Z, non-G
15 280 - - 4.2 8.4 to 36 78 82 20IMX4-15-8G K, Z, non-G
15 280 - - 4.2 16.8 to 75 78.7 82 40IMX4-15-8G K, Z, non-G
15 280 - - 4.2 40 to 121 79 80.5 70IMX4-15-8G non-G
+5 350 5 350 3.5 8.4 to 36 77 81 20IMX4-0505-8G K, Z, non-G
+5 350 5 350 3.5 16.8 to 75 76 81 40IMX4-0505-8G K, Z, non-G
+5 350 5 350 3.5 40 to 121 75.5 78 70IMX4-0505-8G non-G
+12 170 12 170 4.1 8.4 to 36 76 82 20IMX4-1212-8G K, Z, non-G
+12 170 12 170 4.1 16.8 to 75 76 82 40IMX4-1212-8G K, Z, non-G
+15 140 15 140 4.2 8.4 to 36 78 82 20IMX4-1515-8G K, Z, non-G
+15 140 15 140 4.2 16.8 to 75 76 82 40IMX4-1515-8G K, Z, non-G
+24 80 24 80 3.8 8.4 to 36 76 83 20IMX4-2424-8G Z, non-G
+24 80 24 80 3.8 16.8 to 75 76 83 40IMX4-2424-8G Z, non-G
1
Flexible load distribution on double-outputs is possible.
Not for new designs
Part Number Description
Input voltage range V 20 IMX4 - 05 05 -8 K Z G
i
4.7 to 16.8 VDC ........................................... 5
8.4 to 36 VDC ............................................ 20
16.8 to 75 VDC .......................................... 40
40 to 121 VDC ........................................... 70
Series ........................................................................ IMX4
Output voltage of output 1 ...................... 03, 05, 12, 15, 24
Output voltage of output 2 ............................ 05, 12, 15, 24
Operating ambient temperature range 40 to 85 C .... -8
Options: Alternative pinout ......................................... K
Open frame ................................................. Z
RoHS compliant for all six substances ....... G
Note: The sequence of options must follow the order above.
Example: 40IMX4-0505-8KG: DC-DC converter, input voltage range 16.8 to 75 V, 2 outputs providing 5 V, 350 mA,
temperature range 40 to 85 C, alternative pinout, RoHS-compliant for all six substances
MELCHER
BCD20006-G Rev AF, 10-Apr-2018 The Power Partners. Page 2 of 12