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ISL6557CB-T is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Intersil. Its product description is SWITCHING CONTROLLER, 1500KHZ SW. Review the specifications below when checking this part for your BOM.
DC DC Switching Controllers specifications for ISL6557CB-T
- Description：SWITCHING CONTROLLER, 1500KHZ SW
- Series：*
- Mfr：Intersil
- Package：Bulk
- Output Type：-
- Function：-
- Output Configuration：-
- Topology：-
- Number of Outputs：-
- Output Phases：-
- Voltage - Supply (Vcc/Vdd)：-
- Frequency - Switching：-
- Duty Cycle (Max)：-
- Synchronous Rectifier：-
- Clock Sync：-
- Serial Interfaces：-
- Control Features：-
- Operating Temperature：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- Grade：-
- Qualification：-
DC DC Switching Controllers datasheet and documents for ISL6557CB-T
DC DC Switching Controllers Overview
The ISL6557CB-T is a multi-phase PWM controller designed for core-voltage regulation. It drives up to four interleaved synchronous-rectified channels. The device supports switching frequencies from 50 kHz to 1.5 MHz. Output voltage ranges from 1.05 V to 1.825 V. Maximum output current capability is 60 A. Operating supply voltage is 5 V. The component operates within a temperature range of 0°C to +70°C. It is housed in a SOIC-Narrow-16 package.
DC DC Switching Controllers Feature Summary
- Multi-phase power conversion architecture
- Active channel current balancing
- Precision rDS(ON) current sensing
DC DC Switching Controllers Applications
- Core-voltage regulation
- Multi-phase power conversion systems
- Synchronous-rectified regulator designs
DC DC Switching Controllers Procurement Notes
Verify the specific suffix and manufacturer designation, as Intersil assets are managed by Renesas Electronics. Confirm RoHS compliance status through official documentation. Check for obsolescence notifications or discontinuance notices prior to procurement. Ensure the package type matches the required PCB footprint. Validate humidity sensitivity classification for storage and handling requirements.
DC DC Switching Controllers Selection Notes
Select this component for applications requiring precise core voltage regulation with multiple phases. Consider the maximum output current rating relative to load demands. Evaluate the switching frequency range against electromagnetic interference constraints. Verify compatibility with synchronous rectification topologies. Ensure the operating temperature range meets environmental specifications.
DC DC Switching Controllers Part Context
This part belongs to the ISL6553 series of switching controllers. The series includes variants such as the ISL6553CBZA-T. These components are classified under DC-DC switching controllers. They fall within the broader category of power management ICs. The manufacturer brand is associated with Intersil and Renesas Electronics Corporation.
DC DC Switching Controllers FAQ
What is the maximum number of interleaved channels supported?
The ISL6557CB-T supports driving up to four interleaved synchronous-rectified channels.
How is current sensing implemented in this controller?
Current sensing is achieved using precision rDS(ON) current sensing for accurate channel balancing.
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