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DST5-28B23
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Product Detailed Parameters
- Description：PWR XFMR LAMINATED 12VA TH
- Series：Split Bobbin Plug-In
- Mfr：Pulse Electronics
- Package：Bulk
- Type：Laminated Core
- Voltage - Primary：115V, 230V
- Voltage - Secondary (Full Load)：Parallel 14V, Series 28V
- Current - Output (Max)：Parallel 840mA, Series 420mA
- Primary Winding(s)：Dual
- Secondary Winding(s)：Dual
- Center Tap：No
- Power - Max：12VA
- Mounting Type：Through Hole
- Termination Style：PC Pin
- Size / Dimension：47.24mm L x 39.62mm W
- Height - Seated (Max)：36.58mm
- Voltage - Isolation：2500Vrms
- Weight：0.7 lb (317.51 g)
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Overview
The DST5-28B23 is a laminated core power transformer manufactured by Pulse Electronics, designed for board mount applications. It features a through-hole mounting style and supports primary voltage ratings of 115 VAC and 230 VAC. The secondary output provides parallel 14V or series 28V configurations at full load, with a maximum current output capability. The unit has a maximum power rating of 12VA and weighs approximately 0.7 lb (317.51 g). It does not include a center tap and is suitable for high withstand voltage environments.
Feature Summary
- Laminated core construction for efficient power transformation
- Supports dual primary voltage inputs of 115 VAC and 230 VAC
- Configurable secondary outputs allowing parallel 14V or series 28V operation
- Through-hole mounting design for secure board integration
Applications
- Battery Management Systems (BMS)
- Energy Storage Solutions (ESS)
- Industrial power supply circuits
Procurement Notes
Verify the specific datasheet version to confirm electrical tolerances and thermal characteristics before integration. Ensure that the PCB footprint matches the through-hole pin configuration provided in the official mechanical drawings. Confirm that the system's input voltage aligns with the 115/230 VAC primary ratings to prevent operational failure. Check for any updated RoHS compliance documentation if required by your manufacturing standards.
Selection Notes
Select this component when a 12VA laminated transformer is required for AC-to-DC conversion stages in energy storage or battery management systems. The ability to configure secondary outputs in parallel or series offers flexibility for different voltage rail requirements. Consider the physical dimensions and weight constraints, as the unit is relatively heavy compared to modern switching alternatives. Ensure the application environment supports the thermal profile associated with laminated core designs.
Part Context
This part belongs to Pulse Electronics' power transformer lineup, specifically targeting industrial and energy storage applications. It serves as a critical isolation component in power supplies, providing galvanic separation between primary and secondary circuits. The product is actively manufactured and available for procurement, indicating stable supply chain support for ongoing production needs.
Replacement Considerations
No public confirmed substitute part numbers are available in the provided documentation. Users should consult official distributor catalogs or manufacturer cross-reference guides for potential equivalents.
