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HCTSM80809AAL-E
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Product Detailed Parameters
- Description：XFMR 3.3-5V/3.3-15V,350MA PK TR
- Series：HCT
- Mfr：Bourns Inc.
- Package：Tape & Reel (TR)
- Transformer Type：Isolation and Data Interface (Encapsulated)
- Inductance：250µH
- ET (Volt-Time)：11.0VµS
- Turns Ratio - Primary:Secondary：8:09
- Mounting Type：Surface Mount
- Size / Dimension：0.484" L x 0.425" W (12.30mm x 10.80mm)
- Height - Seated (Max)：0.256" (6.50mm)
- Operating Temperature：-40°C ~ 125°C
- Grade：-
- Qualification：-
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Overview
The HCTSM80809AAL-E is a surface-mount power transformer from the Bourns HCT Series, designed for high clearance and creepage distance applications. It features an inductance of 250 uH and a turns ratio of 8:9. The secondary current rating is 350 mA with a voltage time product (Et) of 11 V/us. Physical dimensions are 12.3 mm length, 10.8 mm width, and 6.5 mm height. It operates within a temperature range of -40 C to +125 C and holds AEC-Q200 qualification.
Feature Summary
- High clearance and creepage distance design for enhanced isolation safety
- AEC-Q200 qualified for automotive reliability standards
- Surface mount construction for automated PCB assembly
Applications
- Automotive electronic control units requiring isolated power signals
- Industrial systems needing robust galvanic isolation
- Power supply circuits with strict safety clearance requirements
Procurement Notes
Verify component authenticity through authorized channels due to end-of-life status. Confirm RoHS compliance details via official documentation. Check for alternative sourcing options as distribution availability may be limited. Ensure storage conditions meet manufacturer specifications to maintain performance integrity prior to installation.
Selection Notes
Select this component when specific isolation distances and automotive grade reliability are mandatory. The fixed 8:9 turns ratio and 250 uH inductance must match circuit design requirements. Consider the physical footprint constraints against available PCB space. Verify thermal management capabilities align with the +125 C maximum operating temperature limit.
Part Context
This part belongs to the HCTSM8 series of high clearance transformers by Bourns. These components are engineered for applications demanding superior isolation performance in compact surface-mount packages. The series supports various voltage configurations while maintaining consistent electrical characteristics across different models.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source data. Consult official discontinuance notifications for potential cross-reference information.
