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B82805A0773A250 is listed in the Switching Converter, SMPS Transformers range at ChipApex. The manufacturer field lists EPCOS - TDK Electronics. Its product description is XFMR FWD P-P DC/DC CONV 77UH SMD. Review the specifications below when checking this part for your BOM.
Switching Converter, SMPS Transformers specifications for B82805A0773A250
- Description：XFMR FWD P-P DC/DC CONV 77UH SMD
- Series：B82805
- Mfr：EPCOS - TDK Electronics
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：For DC/DC Converters
- Applications：Forward, Push-Pull Converters
- Intended Chipset：-
- Chipset Manufacturer：-
- Voltage - Primary：-
- Voltage - Auxiliary：-
- Voltage - Isolation：500VAC
- Inductance @ Frequency：77µH @ 50kHz
- Frequency：250kHz
- Operating Temperature：-25°C ~ 125°C
- Mounting Type：Surface Mount
- Size / Dimension：0.315" L x 0.236" W (8.00mm x 6.00mm)
- Height - Seated (Max)：0.224" (5.70mm)
- Footprint：0.315" L x 0.378" W (8.00mm x 9.60mm)
- Style：-
- Grade：-
- Qualification：-
Switching Converter, SMPS Transformers datasheet and documents for B82805A0773A250
Switching Converter, SMPS Transformers Overview
The B82805A0773A250 is a surface-mount transformer from the TDK B82805 series, designed for forward and push-pull DC/DC converters in switched-mode power supplies. It features an inductance of 77µH at 50kHz and operates at a frequency of 250kHz. The component provides 500VAC isolation and functions within a temperature range of -25°C to 125°C. Its physical dimensions are 8.00mm x 6.00mm with a maximum height of 5.70mm.
Switching Converter, SMPS Transformers Feature Summary
- Designed for forward and push-pull converter topologies
- Provides high voltage isolation capability
- Optimized for high-frequency switched-mode power supply applications
Switching Converter, SMPS Transformers Applications
- Forward DC/DC converters
- Push-pull DC/DC converters
- Switched-mode power supplies (SMPS)
Switching Converter, SMPS Transformers Procurement Notes
Verify the specific part number against official TDK documentation to ensure correct inductance and pin configuration. Confirm that the required operating temperature range and isolation voltage meet your system design specifications before finalizing procurement decisions.
Switching Converter, SMPS Transformers Selection Notes
Select this component when designing isolated DC/DC converters requiring a 77µH primary inductance. Ensure the application supports the specified 250kHz operating frequency and requires 500VAC isolation. Verify that the surface-mount package dimensions fit the available PCB space constraints.
Switching Converter, SMPS Transformers Part Context
This transformer belongs to the B82805 series of compact SMD push-pull transformers manufactured by TDK Electronics. The series is engineered for efficient power conversion in modern electronic systems, offering reliable performance in standardized surface-mount packages suitable for automated assembly processes.
Switching Converter, SMPS Transformers Replacement Considerations
Consult official TDK cross-reference lists for verified substitutes. Ensure any replacement maintains identical inductance, isolation ratings, and physical footprint to guarantee circuit compatibility.
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