DIB50 50W Isolated DC-DC Converter

DIB50 50W 4:1 input 2x1 inch isolated DC-DC converter for industrial and telecom

50W 4:1 Input 2"x1" Isolated DC-DC Converter

DIB50 Series

Features a 4:1 wide input range, suitable for diverse applications

Achieves high efficiency (up to 92%) with low no-load power consumption for energy savings

Uses a 2"x1" (50.8 x 25.4 mm) industrial package with a six-sided shielding copper case

Certified to IEC/UL/EN 62368-1 and provides 3000VDC isolation, ensuring high reliability

ABES technology co., ltd.

INPUT
Item	Conditions		Min	Typ		Max		Unit
Input Voltage Range	24VDC Nominal input models		9	24		36		VDC
	48VDC Nominal input models		18	48		75
Input Surge Voltage (100ms max.)	24VDC Nominal input models					50
	48VDC Nominal input models					100
Start-up Threshold Voltage	24VDC Nominal input models		8.2	8.5		8.7
	48VDC Nominal input models		16.4	16.7		17
Under Voltage Lockout(UVLO)	24VDC Nominal input models		7	7.5		8
	48VDC Nominal input models		15	15.5		16
Input Current	See model selection table
Input filter	Pi network filter
OUTPUT
Item	Conditions		Min	Typ		Max		Unit
Output Voltage	See Table
Line Regulation	Low line to high line at full load		-1			+1		%Vo
Load Regulation	25-100% of lo		-1			+1		%Vo
Output Voltage Setting Accuracy	max lo		-1			+1		%Vo
Output Voltage Trim			-10			+10		%Vo
Ripple & Noise	At full load, nominal input Measured 20MHz bandwidth with 1uF ceramic cap. and 10uF E-cap. Connected to the output pins.	3.3VDC output				30		mV
		5VDC output				50
		12VDC output				120
		15VDC output				150
		24VDC output				240
		48VDC output				480
		54VDC output				540
Output Power	See model selection table
Output Current	See model selection table
Minimum Load	No minimum load required
Transient Recovery Time	50% - 75% of lo, di/dt=0.1A/us			300		500		us
Transient Recovery Deviation				±3		±5		%Vo
GENERAL
Item	Conditions		Min		Typ		Max	Unit
Efficiency			See model selection table
Switching Frequency					220			KHz
Isolation Voltage	Input to Output, 60 Sec						3000	VDC
Isolation Resistance	500VDC		100					M Ohm
Isolation Capacitance					1			nF
Maximum Capacitive Load			See model selection table
ENVIRONMENT
Item	Conditions		Min	Typ		Max		Unit
Operating Temperature	With derating		-40			105		°C
Case Temperature						105		°C
Storage Temperature			-55			125		°C
Humidity (non-condensing)						95		% RH
RFI			Six-sided shielding, metal case
Cooling	Natural convection is about 20LFM but is not equal to still air (0LFM)		Natural convection
Lead Temperature	1.5mm from case for 10 seconds					260		°C

ABES technology co., ltd.

MODEL SELECTION TABLE
Model Number	Input Voltage	Output Voltage	Output Current	Input Current		Over Voltage Protection (typ.)	Output Power	Efficiency (typ.)	Maximum Capacitive Load
Model Number	Input Voltage	Output Voltage	Output Current	No Load	Max Load	Over Voltage Protection (typ.)	Output Power	Efficiency (typ.)	Maximum Capacitive Load
DIB50-F24S03	24 VDC (9~36)	3.3 VDC	12.12A	12 mA	1950mA	3.9 VDC	40W	86%	12000μF
DIB50-F24S05		5V DC	9A		2110mA	6.2 VDC	45W	89%	6000μF
DIB50-F24S12		12 VDC	4.16A		2280mA	15 VDC	50W	92%	3000μF
DIB50-F24S15		15 VDC	3.33A		2300mA	18 VDC	50W	91%	1000μF
DIB50-F24S24		24 VDC	2.08A		2320mA	28 VDC	50W	90%	440μF
DIB50-F24S48		48 VDC	1.04A		2300mA	56 VDC	50W	91%	220μF
DIB50-F24S54		54 VDC	0.926A		2300mA	62 VDC	50W	91%	220μF
DIB50-F48S03	48 VDC (18~75)	3.3 VDC	12.12A	9 mA	970mA	3.9 VDC	40W	87%	12000μF
DIB50-F48S05		5 VDC	9A		1050mA	6.2 VDC	45W	90%	6000μF
DIB50-F48S12		12 VDC	4.16A		1140mA	15 VDC	50W	92%	3000μF
DIB50-F48S15		15 VDC	3.33A		1150mA	18 VDC	50W	91%	1000μF
DIB50-F48S24		24 VDC	2.08A		1160mA	28 VDC	50W	90%	440μF
DIB50-F48S48		48 VDC	1.04A		1150mA	56 VDC	50W	91%	220μF
DIB50-F48S54		54 VDC	0.926A		1150mA	62 VDC	50W	91%	220μF

DIB50 Series DC-DC converter delivers up to 50W of reliable power in a compact 2 × 1 (50.8 x 25.4 mm) industry-standard package, making it ideal for space-constrained industrial and embedded systems.Featuring a 4:1 ultra-wide input voltage range and efficiency up to 92%, the DIB50 minimizes energy loss, extends battery life, and supports sustainable power conversion.Its six-sided shielding copper case ensures excellent thermal management, EMI suppression, and low radiated noise, helping maintain signal integrity and system stability.With 3000VDC I/O isolation and full compliance to IEC/UL/EN 62368-1 safety standards, the DIB50 Series guarantees safe and reliable operation in industrial automation, test equipment, telecommunications, and embedded applications.Choose the DIB50 Series for higher efficiency, safer operation, longer battery life, and a smaller footprint—your next-generation DC-DC power solution.

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