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Product Detailed Parameters
- Description：IC LED DRIVER OFFL TRIAC 16QSOP
- Series：-
- Mfr：Renesas Electronics Corporation
- Package：Tape & Reel (TR)
- Type：AC DC Offline Switcher
- Topology：Flyback, Step-Down (Buck), Step-Up (Boost)
- Internal Switch(s)：No
- Number of Outputs：1
- Voltage - Supply (Min)：9V
- Voltage - Supply (Max)：20V
- Voltage - Output：-
- Current - Output / Channel：-
- Frequency：25kHz ~ 1MHz
- Dimming：Triac
- Applications：Lighting
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount
- Package / Case：16-SSOP (0.154", 3.90mm Width)
- Supplier Device Package：16-QSOP
- Grade：-
- Qualification：-
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Overview
The ISL1904FAZ-TK is a high-performance flyback controller designed for single-stage AC mains to constant current conversion with power factor correction. It operates in critical conduction mode (CrCM) and supports dimmable LED driver applications. The component features a 16-lead package, is lead-free, and has a moisture sensitivity level of 1.
Feature Summary
- Critical conduction mode flyback control
- Single-stage AC mains to constant current conversion
- Integrated power factor correction
- Dimmable LED driver support
Applications
- Dimmable AC Mains LED Drivers
- Constant Current LED Lighting Systems
- Power Factor Corrected LED Applications
Procurement Notes
Verify the obsolete status of this part number before procurement planning. Confirm availability through authorized distributors or secondary markets as manufacturing may have ceased. Ensure compatibility with existing design specifications if substituting. Check for updated documentation or replacement recommendations from Renesas Electronics Corporation.
Selection Notes
Select this component for applications requiring integrated PFC and constant current regulation in a single stage. Consider its CrCM operation for efficiency in specific power ranges. Evaluate the 16-lead package constraints against board space requirements. Verify thermal management needs based on the intended power level.
Part Context
This part belongs to Renesas' legacy LED driver portfolio. It represents an earlier generation of integrated AC-DC controllers combining flyback topology with PFC capabilities. The FAZ suffix typically denotes specific packaging or environmental compliance details within the product line.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided source material. Consult Renesas technical support for current alternatives.
