RB-1212D RECOM Power Power Supply (Other) In Stock
RECOM Power RB-1212D is an unregulated DC-DC converter module in a SIP-7 package with a nominal 12 V input (10.8 V to 13.2 V range) and dual ±12 V output, providing galvanic isolation for industrial and analog signal conditioning boards.
- Manufacturer
- RECOM Power
- Package
- Other
- Pin Count
- 7
- Lifecycle
- ACTIVE
- Datasheet
- RB-1212D Datasheet PDF
- Category
- Power Supply
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Nominal 12 V input with 10.8 V to 13.2 V operating range for direct connection to standard 12 V industrial bus rails
- Dual ±12 V output configuration with additional -12 V rail for bipolar analog circuits and op-amp power supplies
- SIP-7 through-hole package enables straightforward PCB integration with minimal layout overhead for compact power modules
Applications
The RB-1212D is designed to power bipolar analog front ends, op-amp signal chains, and industrial sensor interfaces that require both positive and negative 12 V rails from a single 12 V supply bus. Its isolated unregulated DC-DC converter architecture suits fieldbus interface cards, data acquisition modules, and process control instrumentation where isolation between the input power rail and the analog circuitry is required.
Specifications
| Pbfree Code | Yes |
| Reach Compliance Code | Compliant |
| YTEOL | 7 |
| Additional Feature | ADDITIONAL -12 VOLT OUTPUT AVAILABLE |
| Analog IC - Other Type | DC-DC UNREGULATED POWER SUPPLY MODULE |
| Input Voltage-Max | 13.2V |
| Input Voltage-Min | 10.8V |
| Input Voltage-Nom | 12V |
| JESD-30 Code | R-XSMA-P5 |
| Number of Functions | 1 |
| Number of Outputs | 2 |
| Output Current-Max | 0.042A |
| Output Voltage-Max | 12.6V |
| Output Voltage-Min | 11.4V |
| Output Voltage-Nom | 12V |
| Package Body Material | UNSPECIFIED |
| Package Equivalence Code | SIP5/7,.05 |
| Package Shape | RECTANGULAR |
| Package Style | MICROELECTRONIC ASSEMBLY |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Qualification Status | Not Qualified |
| Surface Mount | NO |
| Technology | HYBRID |
| Temperature Grade | INDUSTRIAL |
| Terminal Form | PIN/PEG |
| Terminal Pitch | 2.54mm |
| Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Total Power Output-Max | 1W |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| Country of Origin | Mainland China, Taiwan |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What input voltage range does the RB-1212D support for 12 V bus applications?
The RB-1212D operates from a nominal 12 V input with an allowable range of 10.8 V minimum to 13.2 V maximum. This ±10% tolerance accommodates typical industrial 12 V bus fluctuations, making it compatible with regulated and unregulated 12 V supplies found in PLC systems, field instruments, and embedded control panels.
Which analog circuit designs benefit from the dual ±12 V output of the RB-1212D?
Operational amplifier stages, analog-to-digital converter references, instrumentation amplifiers, and audio processing circuits all benefit from the RB-1212D dual ±12 V output. These circuit blocks require a symmetric bipolar supply to handle signals swinging above and below ground, and the RB-1212D delivers both the positive and negative 12 V rails from a single 12 V input, eliminating a separate inverting DC-DC stage.
When is an unregulated converter like RB-1212D sufficient compared to a regulated DC-DC module?
RB-1212D is sufficient when the downstream analog or signal-conditioning circuitry already includes local linear regulators or has adequate power supply rejection ratio to tolerate output voltage variation with load. In applications such as op-amp buffer stages or differential signal receivers that draw steady, low currents, an unregulated ±12 V rail from the RB-1212D is acceptable and reduces BOM cost compared to a fully regulated isolated converter module.
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About RECOM Power
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