SUS1R5243R3B Cosel Power Supply (Other) In Stock
Cosel SUS1R5243R3B is an isolated regulated DC-DC power supply module for distributed power rails. It converts 18 V to 36 V input to 3.3 V output with 72% efficiency. From quote-based pricing, source in-stock supply with worldwide shipping.
- Manufacturer
- Cosel
- Package
- Other
- Pin Count
- 5
- Lifecycle
- ACTIVE
- Datasheet
- SUS1R5243R3B Datasheet PDF
- Category
- Power Supply
- Price
- From $10.9700(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of SUS1R5243R3B?
- Isolated regulated DC-DC converter module for 24 V nominal distributed power systems
- Wide 18 V to 36 V input range with regulated 3.3 V DC output
- 72% main-output efficiency with tight line regulation up to 0.00066%
- 5-pin module format with UL, cUL, and EN approvals for industrial designs
What is SUS1R5243R3B used for?
SUS1R5243R3B is used in industrial controls, instrumentation, communication equipment, and embedded boards that need an isolated 3.3 V rail from a 24 V bus. It is suitable for factory automation I/O, measurement modules, and distributed power architectures where compact module conversion reduces local regulator design effort.
What are the specifications of SUS1R5243R3B?
| Pbfree Code | Yes |
| YTEOL | 6 |
| Analog IC - Other Type | DC-DC REGULATED POWER SUPPLY MODULE |
| Approvals | UL, CUL, EN |
| Efficiency (Main Output) | 72% |
| Input Voltage-Max | 36V |
| Input Voltage-Min | 18V |
| Input Voltage-Nom | 24V |
| JESD-30 Code | R-XDMA-G5 |
| Line Regulation-Max | 0.00066% |
| Load Regulation-Max | 1.212% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Current-Max | 0.4A |
| Output Voltage-Max | 3.465V |
| Output Voltage-Min | 3.135V |
| Output Voltage-Nom | 3.3V |
| Package Body Material | UNSPECIFIED |
| Package Shape | RECTANGULAR |
| Package Style | MICROELECTRONIC ASSEMBLY |
| Peak Reflow Temperature (Cel) | 245 |
| Protections | OVER CURRENT |
| Ripple Voltage (Main Out) | 0.0707Vrms |
| Surface Mount | YES |
| Technology | HYBRID |
| Terminal Form | GULL WING |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 10 |
| Total Power Output-Max | 1.32W |
| Trim/Adjustable Output | YES |
| Warm-up Time | 0.02s |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
Where can I find the SUS1R5243R3B datasheet?
SUS1R5243R3B Datasheet DownloadOfficial datasheet from Cosel
What are equivalent replacements for SUS1R5243R3B?
Compatible alternatives and drop-in replacements for SUS1R5243R3B:
suggested
suggested
Frequently Asked Questions
Can SUS1R5243R3B generate a stable 3.3 V rail from a 24 V industrial bus?
Yes. SUS1R5243R3B accepts an 18 V to 36 V input range around a nominal 24 V bus and provides a regulated 3.3 V DC output for logic rails.
How does this Cosel module help with agency-approved equipment designs?
The module lists UL, cUL, and EN approvals, giving buyers a 5-pin isolated converter option for industrial products that need documented safety compliance support.
Which applications usually justify choosing an isolated converter instead of a simple regulator?
Use SUS1R5243R3B when distributed power equipment needs isolation from an 18 V to 36 V source, such as PLC I/O, instrumentation, or communication modules.
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Why Buy from FindMyChip
About Cosel
Cosel is a leading electronic component manufacturer. FindMyChip sources Cosel ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $14.3700 | $14.37 |
| 10+ | $12.1400 | $121.40 |
| 15+ | $11.2000 | $168.00 |
| 30+ | $11.1300 | $333.90 |
| 50+ | $10.9700 | $548.50 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”
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