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ISL6421ER-T is listed in the Special Purpose Regulators range at ChipApex. The manufacturer field lists Intersil. Its product description is SWITCHING CONTROLLER. Review the specifications below when checking this part for your BOM.
Special Purpose Regulators specifications for ISL6421ER-T
- Description：SWITCHING CONTROLLER
- Series：-
- Mfr：Intersil
- Package：Bulk
- Applications：Converter, Satellite Set-Top Box Designs
- Voltage - Input：8V ~ 14V
- Number of Outputs：1
- Voltage - Output：13V ~ 18V
- Operating Temperature：-20°C ~ 85°C
- Mounting Type：Surface Mount
- Package / Case：32-VFQFN Exposed Pad
- Supplier Device Package：32-QFN (5x5)
- Grade：-
- Qualification：-
Special Purpose Regulators datasheet and documents for ISL6421ER-T
Special Purpose Regulators Overview
The ISL6421ER-T is a satellite signal receiver converter IC manufactured by Renesas Electronics Corporation. It provides a single output voltage ranging from 13V to 18V, designed for integration into satellite set-top box applications. The device operates within an input voltage range of 8V to 14V and supports a working temperature range of -20°C to 85°C. It is housed in a 32-VFQFN package with exposed pad (5x5 mm) and utilizes surface mount installation. The component is RoHS compliant and classified as End-of-Life.
Special Purpose Regulators Feature Summary
- Designed specifically for satellite signal receiver converter applications
- Provides regulated single output voltage suitable for LNB power supply
- Operates within standard automotive-grade temperature ranges
Special Purpose Regulators Applications
- Satellite signal receiver converter design
- Set-top box power management
- Low Noise Block downconverter (LNB) power supply
Special Purpose Regulators Procurement Notes
This component is officially discontinued by the manufacturer. Verify availability through authorized distributors or secondary market suppliers. Ensure compliance with RoHS3 standards and check moisture sensitivity level (MSL 3) handling requirements during storage and assembly processes.
Special Purpose Regulators Selection Notes
Select this part for legacy satellite receiver designs requiring a dedicated 13V-18V output. Consider thermal performance within the 32-QFN package and verify input voltage compatibility with the system's 8V-14V rail. Evaluate end-of-life status implications for long-term production support.
Special Purpose Regulators Part Context
The ISL6421 series belongs to Renesas' specialized PMIC portfolio targeting satellite communication infrastructure. This specific variant integrates control logic and power stages into a compact QFN footprint, replacing older discrete solutions in modern set-top box architectures.
Special Purpose Regulators Replacement Considerations
No direct public substitute part numbers are confirmed for this discontinued model. Review compatible LNB driver ICs from current Renesas portfolios or alternative manufacturers offering similar voltage regulation profiles for satellite applications.
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