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Home Products Power Supplies - (Board Mount)DC DC Converters~~REC3-1212DRW/H2/A/SMD~~

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REC3-1212DRW/H2/A/SMD - Recom Power

Name: Recom Power REC3-1212DRW/H2/A/SMD
Brand: Recom Power
SKU: REC3-1212DRW/H2/A/SMD
Price: 21.759 USD
Availability: InStock
Rating: 5 (1 reviews)

Manufacturer Part Number: REC3-1212DRW/H2/A/SMD

Manufacturer: RECOM Power

Allelco Part Number: 98D-REC3-1212DRW/H2/A/SMD

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 39,212 pcs available, New & Original

Parts Description: DC DC CONVERTER +/-12V 3W

Package: 24-SMD Module, 18 Leads

Data sheet: REC3-1212DRW/H2.pdf

Datasheets
Cylindrical Battery Holders.pdf

RoHs Status: ROHS3 Compliant

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In stock: 39212

Unit Price: $21.759
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Quantity	Unit Price	Ext. Price
1+	$21.759	$21.76

The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

REC3-1212DRW/H2/A/SMD Tech Specifications
Recom Power - REC3-1212DRW/H2/A/SMD technical specifications, attributes, parameters and parts with similar specifications to Recom Power - REC3-1212DRW/H2/A/SMD

Product Attribute	Attribute Value
Manufacturer	RECOM Power
Voltage - Output 3	-
Voltage - Output 2	-12V
Voltage - Output 1	12V
Voltage - Isolation	2 kV
Voltage - Input (Min)	9V
Voltage - Input (Max)	18V
Type	Isolated Module
Size / Dimension	1.26' L x 0.78' W x 0.44' H (32.0mm x 19.9mm x 11.2mm)
Series	ECONOLINE REC3-DRW (3W)
Power (Watts)	3 W

Product Attribute	Attribute Value
Package / Case	24-SMD Module, 18 Leads
Package	Tube
Operating Temperature	-40°C ~ 85°C
Number of Outputs	2
Mounting Type	Surface Mount
Features	SCP
Efficiency	85%
Current - Output (Max)	125mA, 125mA
Base Product Number	REC3-1212
Applications	ITE (Commercial)

Environmental & Export Classifications

ATTRIBUTE	DESCRIPTION
RoHs Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH Unaffected
ECCN	EAR99
HTSUS	8504.40.9580

Frequently Asked Questions(FAQ)

How does the REC3-1212DRW/H2/A/SMD compare to other Recom Power DC-DC converters in terms of input voltage range and isolation voltage for industrial applications?: The REC3-1212DRW/H2/A/SMD offers a 9V to 18V input range, which is narrower than some high-power Recom models but sufficient for systems with tightly regulated intermediate bus voltages. Its 2 kV isolation voltage meets IEC 60601 and basic ITE safety standards, making it suitable for commercial equipment where reinforced isolation is required between primary and secondary circuits.

What are the key thermal and efficiency considerations when using the REC3-1212DRW/H2/A/SMD in compact PCB layouts?: With an efficiency of 85% at full load and a maximum power dissipation of approximately 0.45W (3W - 2.55W), this module generates moderate heat. The 18-lead SMD package measures 32.0mm x 19.9mm x 11.2mm, so thermal vias under the module and adequate copper pour on adjacent layers are recommended to maintain junction temperatures below 85°C in continuous operation.

Can the REC3-1212DRW/H2/A/SMD be used in automotive environments, or is it limited to ITE applications only?: Although the datasheet specifies ITE (Information Technology Equipment) applications, the REC3-1212DRW/H2/A/SMD’s operating temperature range (-40°C to 85°C) and RoHS3 compliance make it potentially viable for non-critical automotive subsystems such as infotainment or body electronics, provided that the broader system meets automotive qualification standards like AEC-Q200.

How does the dual ±12V output configuration of the REC3-1212DRW/H2/A/SMD affect load balancing and stability compared to single-output modules?: Both outputs are independently regulated to ±12V at 125mA, allowing symmetric supply for analog signal chains. However, cross-regulation is not specified; therefore, significant imbalance in load current between positive and negative rails may cause one rail to deviate slightly under varying loads. For precision analog designs, post-regulation or careful load matching is advised.

What design precautions should be taken when integrating the REC3-1212DRW/H2/A/SMD near noise-sensitive analog components?: Given its switching nature and lack of EMI shielding details, the module should be placed away from sensitive analog sections. Input and output traces must be routed with adequate separation, and input filtering (e.g., π-filter) is recommended. Additionally, grounding strategies—such as star grounding at the converter—can minimize conducted noise coupling into low-level signals.

Is it feasible to cascade multiple REC3-1212DRW/H2/A/SMD units to achieve higher output currents while maintaining isolation?: While technically possible by paralleling outputs with appropriate diodes or active balancing, cascading is not recommended due to potential instability and reduced reliability. Each unit already delivers 125mA per rail; instead, consider dedicated higher-current isolated converters if increased current capacity is needed without compromising fault tolerance.

How does the surface-mount packaging of the REC3-1212DRW/H2/A/SMD impact assembly yield and rework challenges in high-volume production?: The 24-pin SMD format enables automated pick-and-place assembly, improving throughput and consistency. However, due to the module’s height (11.2mm), standard reflow profiles require careful control to avoid tombstoning or solder bridging. Rework is challenging and best avoided through proper stencil design and process optimization.

What are the implications of the 2 kV isolation voltage rating when designing creepage and clearance distances on the PCB?: Per IEC 62109 and similar standards, 2 kV isolation requires minimum creepage and clearance distances of approximately 4–6 mm depending on pollution degree and material group. These dimensions must be maintained across all traces connecting primary and secondary sides to ensure reliable insulation under transient overvoltages and long-term environmental stress.

Parts with Similar Specifications

The three parts on the right have similar specifications to Recom Power REC3-1212DRW/H2/A/SMD

Product Attribute
Part Number	REC3-1212DRW/H2/A/SMD/CTRL-R	REC3-1212DRW/H2/A/M/SMD/CTRL-R	REC3-1212DRW/H2/A/M/SMD-R	REC3-1212DRW/H2/A/M/SMD/CTRL
Manufacturer	Recom Power	Recom Power	Recom Power	Recom Power
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Voltage - Output 2	-	-	-	-
Efficiency	-	-	-	-
Power (Watts)	-	-	-	-
Voltage - Input (Min)	-	-	-	-
Number of Outputs	-	-	-	-
Mounting Type	-	Surface Mount	Through Hole	Surface Mount
Type	-	-	-	-
Features	-	-	-	Simultaneous Sampling
Current - Output (Max)	-	-	-	-
Voltage - Input (Max)	-	-	-	-
Voltage - Output 3	-	-	-	-
Voltage - Isolation	-	-	-	-
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Base Product Number	-	DAC34H84	MAX500	ADS62P42
Size / Dimension	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)
Voltage - Output 1	-	-	-	-
Applications	-	-	-	-
Series	-	-	-	-

REC3-1212DRW/H2/A/SMD Datasheet PDF

Download REC3-1212DRW/H2/A/SMD pdf datasheets and Recom Power documentation for REC3-1212DRW/H2/A/SMD - Recom Power.

Datasheets: Cylindrical Battery Holders.pdf

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Customer Reviews

Evaluation: 10 Articles

ECUb***h

Sep 22, 2026

Used for repair of an older automotive ECU. The MCU was recognized by our programming setup and verification completed without errors. The repaired board now starts and communicates normally.
RS48***ieldTech

Sep 16, 2026

Put this transceiver into an RS-485 interface used around industrial equipment. Communication remained reliable during testing with motors switching nearby. Good result for the replacement board.
Logi***b_Chris

Sep 8, 2026

Purchased for a Cyclone III development project. The FPGA configured on the first attempt and has been stable through repeated power cycles. No problems with the I/O we are using.
Circ***FixerTom

Sep 2, 2026

Used this rectifier in a high-current power supply repair. Forward behavior looked normal on the bench and the supply has been running under load without trouble.
Retr***UWorks

Aug 31, 2026

Needed the exact ST10F269Z2Q6 for servicing an older control unit. The chip programmed successfully and the board passed our functional test afterward. Much easier than redesigning around a newer MCU.
Andr***PCBLab

Aug 28, 2026

I needed this ADC for an older data acquisition board. Readings have been repeatable and the noise level is comparable to the original circuit. Happy with the purchase.
Leat***O'Keefe

Aug 20, 2026

one of my hobbies is skydiving. and when i'm skydiving this works great.
Ilen***

Aug 20, 2026

This product works considerably well. It secretly improves my basketball by a lot.
Indu***ialPower

Aug 17, 2026

Installed this IGBT module in a power conversion cabinet. Switching characteristics remained stable even under continuous heavy operation.
Nikh***ech

Aug 13, 2026

Great low-power MCU for portable equipment. Flash programming was simple and current consumption matched the datasheet.

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In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

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Common Countries Logistic Time Reference
Region	Country	Logistic Time(Day)
America	United States	5
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

DHL & FedEx Shipment Charges Reference
Shipment charges(KG)	Reference DHL(USD$)
0.00kg-1.00kg	USD$30.00 - USD$60.00
1.00kg-2.00kg	USD$40.00 - USD$80.00
2.00kg-3.00kg	USD$50.00 - USD$100.00

Note:: The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

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Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.

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