MW Mean Well Meanwell 120W DIN Rail Type DC-DC Converter DDR-120 Series

Features

Compliance to BS EN/EN50155 and BS EN/EN45545-2 railway standard
Width only 32mm
2:1 wide input range
-40~+70℃ wide working temperature
150% peak load capability
DC output adjustable
Cooling by free air convection
Can be installed on DIN rail TS-35/7.5 or 15
Protections: Short circuit / Overload / Over voltage /Input reverse polarity / Input under voltage protection
4KVdc I/O isolation(Reinforced isolation)
3 years warranty

Mean Well DC-DC Converter DDR-120 Series Data Sheet Download

Mean Well 120W DIN Rail Type DC-DC Converter DDR-120 Series

Description

DDR-120 series is a 120W DIN Rail type DC-DC converter with main features including DIN rail-type easy installation, ultra slim width (32mm), 2:1 wide input voltage, fanless design, -40~+70℃ wide operating temperature, 4KVdc I/O isolation, 150% peak load, adjustable output voltage and full protective functions. This series of models has various input options: 9~18V / 16.8~33.6V / 33.6~67.2V / 67.2~154V and various output options: 12V / 24V / 48V and can be used for industrial & railway control, security control, communication system and other fields. Suitable applications include DC buck/boost regulator, increasing system insulation level and voltage drop compensation along cable…etc.

Mean Well DC-DC Converter DDR-120 Series Model Encoding

Specification

MODEL		DDR-120A-12	DDR-120A-24	DDR-120A-48	DDR-120B-12		DDR-120B-24	DDR-120B-48
OUTPUT	DC VOLTAGE	12V	24V	48V	12V		24V	48V
	RATED CURRENT	8.3A	4.2A	2.1A	10A		5A	2.5A
	CURRENT RANGE	0 ~ 8.3A	0 ~ 4.2A	0 ~ 2.1A	0 ~ 10A		0 ~ 5A	0 ~ 2.5A
	RATED POWER	99.6W	100.8W	100.8W	120W		120W	120W
	PEAK CURRENT	12.45A	6.3A	3.15A	15A		7.5A	3.75A
	PEAK POWER Note.5	150W (3sec.)			180W (3sec.)
	RIPPLE & NOISE (max.) Note.2	50mVp-p	50mVp-p	50mVp-p	50mVp-p		50mVp-p	50mVp-p
	VOLTAGE ADJ. RANGE	9 ~ 14V	24 ~ 28V	48 ~ 56V	9 ~ 14V		24 ~ 28V	48 ~ 56V
	VOLTAGE TOLERANCE Note.3	±1.0%	±1.0%	±1.0%	±1.0%		±1.0%	±1.0%
	LINE REGULATION	±0.5%	±0.5%	±0.5%	±0.5%		±0.5%	±0.5%
	LOAD REGULATION	±1.0%	±1.0%	±1.0%	±1.0%		±1.0%	±1.0%
	SETUP, RISE TIME	500ms, 60ms @12Vdc			500ms, 60ms @24Vdc
	HOLD UP TIME (Typ.)	Please refer to page 7 Hold up Time(Load de-rating curve )
INPUT	VOLTAGE RANGE Note.4	9 ~ 18Vdc	9 ~ 18Vdc	9 ~ 18Vdc	16.8 ~ 33.6Vdc		16.8 ~ 33.6Vdc	16.8 ~ 33.6Vdc
	EFFICIENCY (Typ.)	88.5%	88.5%	88.5%	89%		89.5%	91%
	DC CURRENT (Typ.)	11.2A @12Vdc			5.6A @24Vdc
	INRUSH CURRENT (Typ.)	5A @12Vdc			5A @ 24Vdc
	INTERRUPTION OF VOLTAGE SUPPLY	EN50155:2007-comply with 3ms@ full load			EN50155:2007-comply with S1 level (6ms) @ full load, S2 level (10ms) @ 70% load
		EN50155:2017-comply with S1 level			EN50155:2017-comply with S1 level
PROTECTION	OVERLOAD	Normally works within 150% rated output power for more than 3 seconds and then constant current protection 105~135% rated output power with auto-recovery
	OVER VOLTAGE	14.4 ~ 16.8V	28.8 ~ 33.6V	57.6 ~ 67.2V	14.4 ~ 16.8V		28.8 ~ 33.6V	57.6 ~ 67.2V
		Protection type: Shut down o/p voltage, re-power on to recover
	REVERSE POLARITY	By internal MOSFET, no damage, recovers automatically after fault condition removed
	UNDER VOLTAGE LOCKOUT	12Vin (A – type): Power ON≥9V, OFF≤8.5V			24Vin (B – type): Power ON≥16.8V, OFF≤16.5V
ENVIRONMENT	WORKING TEMP.	-40 ~ +70℃ (Refer to “Derating Curve”)
	WORKING HUMIDITY	5 ~ 95% RH non-condensing
	STORAGE TEMP., HUMIDITY	-40 ~ +85℃, 5 ~ 95% RH non-condensing
	TEMP. COEFFICIENT	±0.03%/℃ (0 ~ 55℃)
	VIBRATION	Component:10 ~ 500Hz, 5G 10min./1cycle, 60min. each along X, Y, Z axes; Mounting: Compliance to IEC61373
	OPERATING ALTITUDE	5000 meters
SAFETY & EMC (Note 6)	SAFETY STANDARDS	IEC 62368-1, UL 62368-1, EAC TP TC 004, AS/NZS 62368.1 approved; Design refers to UL508
	WITHSTAND VOLTAGE	I/P-O/P:4KVdc I/P-FG:2.5KVdc O/P-FG:2.5KVdc
	ISOLATION RESISTANCE	I/P-O/P, I/P-FG, O/P-FG:>100M Ohms / 500Vdc / 25℃/ 70% RH
	EMC EMISSION	Parameter		Standard		Test Level / Note
		Conducted		BS EN/EN55032		Class B
		Radiated		BS EN/EN55032		Class B
		Voltage Flicker		BS EN/EN61000-3-3		—–
		Harmonic Current		—–		—–
	EMC IMMUNITY	BS EN/EN55035, BS EN/EN61000-6-2(BS EN/EN50082-2)
		Parameter		Standard		Test Level / Note
		ESD		BS EN/EN61000-4-2		Level 3, 8KV air; Level 3, 6KV contact; criteria A
		Radiated		BS EN/EN61000-4-3		Level 3, 10V/m; criteria A
		EFT / Burst		BS EN/EN61000-4-4		Level 3, 2KV; criteria A
		Surge		BS EN/EN61000-4-5		Level 3, 1KV/Line-Line; Level 3, 2KV/Line-Line-FG; criteria A
		Conducted		BS EN/EN61000-4-6		Level 3, 10V; criteria A
		Magnetic Field		BS EN/EN61000-4-8		Level 4, 30A/m; criteria A
	RAILWAY STANDARD	Compliance to BS EN/EN45545-2 for fire protection; Meet BS EN/EN50155 / IEC60571 including IEC61373 for shock & vibration, BS EN/EN50121-3-2 for EMC (except for 9~18Vin)
OTHERS	MTBF	1769.5K hrs min. Telcordia SR-332 (Bellcore); 214.5K hrs min. MIL-HDBK-217F (25℃)
	DIMENSION	32125.2102mm (WHD)
	PACKING	510g; 28pcs/15.3Kg/1.22CUFT

Applications

Bus,tram,metro or railway system
Industrial control system
Semi-conductor fabrication equipment
Factory automation
Electro-mechanical
Wireless network
Telecom or datacom system

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