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Product Detailed Parameters
- Description：XFMR FWD P-P DC/DC CONV 145UH SM
- Series：ZA9709
- Mfr：Coilcraft
- Package：Strip
- Type：For DC/DC Converters
- Applications：Forward, Push-Pull Converters
- Intended Chipset：SN6505B
- Chipset Manufacturer：Texas Instruments
- Voltage - Primary：3.3V
- Voltage - Auxiliary：-
- Voltage - Isolation：2500Vrms
- Inductance @ Frequency：145µH @ 100kHz
- Frequency：-
- Operating Temperature：-40°C ~ 125°C
- Mounting Type：Surface Mount
- Size / Dimension：-
- Height - Seated (Max)：0.171" (4.34mm)
- Footprint：0.512" L x 0.347" W (13.00mm x 8.82mm)
- Style：-
- Grade：-
- Qualification：-
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Overview
The Coilcraft ZA9709-AED is a miniature, low-profile surface-mount transformer designed for switching mode power supplies. It features 2500 Vrms isolation between primary and secondary windings. The component supports forward and push-pull converter topologies. It is optimized for use with SN6505B transformer drivers from Texas Instruments. The device operates within a temperature range of -40°C to 85°C. Primary inductance is measured at 100 kHz with 0.01 Vrms excitation. Leakage inductance is specified between pins 1 and 3 under defined test conditions.
Feature Summary
- Designed for integration with SN6505B transformer drivers
- Provides high voltage isolation between windings
- Compact surface-mount form factor suitable for space-constrained designs
Applications
- Forward converters
- Push-pull converters
- DC/DC converters
Procurement Notes
Verify the specific suffix 'AED' against the manufacturer's current datasheet to confirm pinout and packaging configuration. Ensure compatibility with the intended driver IC, specifically the SN6505B series. Check RoHS compliance status as indicated in official documentation. Confirm that the operating temperature range meets system requirements before procurement.
Selection Notes
Select this component when utilizing Texas Instruments SN6505B drivers for isolated DC/DC conversion. Consider the physical dimensions for PCB layout constraints. Evaluate the isolation voltage requirements against system safety standards. Ensure the application topology matches forward or push-pull configurations. Verify thermal management capabilities within the specified operating range.
Part Context
The ZA9709 series represents a family of miniature transformers engineered for high-density power applications. These components are specifically tuned for performance with dedicated transformer driver integrated circuits. The design emphasizes low profile and small footprint to support modern miniaturization trends in electronic devices.
Replacement Considerations
Consult official substitution lists for equivalent Coilcraft models. Cross-reference electrical parameters such as inductance and isolation voltage with potential alternatives. Verify mechanical compatibility with existing PCB footprints. Ensure driver IC compatibility remains unchanged during replacement.
