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B78307A2385A003 is listed in the Switching Converter, SMPS Transformers range at ChipApex. The manufacturer field lists EPCOS - TDK Electronics. Its product description is XFMR FLYBACK DC/DC CONV 10UH SMD. Review the specifications below when checking this part for your BOM.
Switching Converter, SMPS Transformers specifications for B78307A2385A003
- Description：XFMR FLYBACK DC/DC CONV 10UH SMD
- Series：E10 EM
- Mfr：EPCOS - TDK Electronics
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：For DC/DC Converters
- Applications：Flyback Converters
- Intended Chipset：-
- Chipset Manufacturer：-
- Voltage - Primary：-
- Voltage - Auxiliary：-
- Voltage - Isolation：-
- Inductance @ Frequency：10µH @ 100kHz
- Frequency：100 ~ 500kHz
- Operating Temperature：-40°C ~ 150°C
- Mounting Type：Surface Mount
- Size / Dimension：0.461" L x 0.367" W (11.70mm x 9.33mm)
- Height - Seated (Max)：0.447" (11.35mm)
- Footprint：0.518" L x 0.461" W (13.15mm x 11.70mm)
- Style：-
- Grade：Automotive
- Qualification：AEC-Q200
Switching Converter, SMPS Transformers datasheet and documents for B78307A2385A003
Switching Converter, SMPS Transformers Overview
The B78307A2385A003 is a surface-mount pulse transformer manufactured by TDK. It features a turns ratio of 1:4 and a minimum inductance of 10μH. The component has a maximum leakage inductance of 60nH and withstands 3.75kVrms for one minute. It operates within a temperature range of -40°C to 150°C and holds AEC-Q200 automotive qualification. Physical dimensions are 13.15mm length, 11.70mm width, and 11.35mm thickness.
Switching Converter, SMPS Transformers Feature Summary
- Provides galvanic isolation with a 1:4 voltage transformation ratio
- Engineered for gate-drive applications in power electronics
- Complies with AEC-Q200 automotive reliability standards
Switching Converter, SMPS Transformers Applications
- Gate-drive transformer circuits
- Automotive electronic systems
- Pulse signal transmission
Switching Converter, SMPS Transformers Procurement Notes
Verify the specific ordering code against official TDK documentation to ensure correct variant selection. Confirm that the 1:4 turns ratio matches the circuit design requirements. Check package compatibility for surface mount assembly processes. Ensure environmental compliance data aligns with project specifications.
Switching Converter, SMPS Transformers Selection Notes
Select this component when a 1:4 step-up ratio is required for isolated gate driving. Consider the low leakage inductance for fast switching performance. Verify the operating temperature range meets the application's thermal constraints. Ensure the physical footprint fits the available PCB space.
Switching Converter, SMPS Transformers Part Context
This part belongs to the B78307 series of SMD transformers from TDK. The series is designed for high-reliability applications requiring compact isolation solutions. It supports modern surface mount manufacturing techniques while maintaining robust electrical performance for automotive and industrial use cases.
Switching Converter, SMPS Transformers Replacement Considerations
Consult official TDK substitution lists for verified alternatives. Cross-reference pinout and electrical parameters before swapping components. Generic substitutes may not meet AEC-Q200 requirements or specific leakage inductance limits.
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