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ISL8845AMBZ is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Intersil. Its product description is HIGH PERFORMANCE INDUSTRY STANDA. Review the specifications below when checking this part for your BOM.
DC DC Switching Controllers specifications for ISL8845AMBZ
- Description：HIGH PERFORMANCE INDUSTRY STANDA
- Series：-
- Mfr：Intersil
- Package：Bulk
- Output Type：Transistor Driver
- Function：Step-Up, Step-Up/Step-Down
- Output Configuration：Positive, Isolation Capable
- Topology：Boost, Flyback
- Number of Outputs：1
- Output Phases：1
- Voltage - Supply (Vcc/Vdd)：9V ~ 30V
- Frequency - Switching：Up to 2MHz
- Duty Cycle (Max)：48%
- Synchronous Rectifier：No
- Clock Sync：No
- Serial Interfaces：-
- Control Features：Current Limit, Frequency Control
- Operating Temperature：-55°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：8-SOIC (0.154", 3.90mm Width)
- Supplier Device Package：8-SOIC
- Grade：-
- Qualification：-
DC DC Switching Controllers datasheet and documents for ISL8845AMBZ
DC DC Switching Controllers Overview
The ISL8845AMBZ is a current-mode PWM switching controller designed for boost and flyback topologies. It operates with a maximum switching frequency of 2MHz and supports a duty cycle up to 48%. The device features an internal driver capable of sourcing 1A output current. Supply voltage ranges from 9V to 30V, and it includes under-voltage lockout (UVLO) functionality. Packaged in an 8-SOIC format, it serves as a high-performance solution for isolated and non-isolated DC-DC conversion applications.
DC DC Switching Controllers Feature Summary
- Supports current-mode pulse width modulation control for efficient power conversion
- Features an integrated high-current gate driver for direct MOSFET control
- Includes built-in under-voltage lockout protection for reliable startup
- Capable of operation in both isolated and non-isolated converter architectures
DC DC Switching Controllers Applications
- Boost DC-DC converters
- Flyback power supplies
- Isolated power conversion systems
- High-density AC/DC adapters
DC DC Switching Controllers Procurement Notes
Verify component authenticity through authorized channels due to end-of-life status. Confirm package integrity and pin alignment against the 8-SOIC specification. Review manufacturer discontinuation notices for availability constraints. Ensure design compatibility with existing thermal and electrical requirements before procurement.
DC DC Switching Controllers Selection Notes
Select this controller for designs requiring high-frequency operation up to 2MHz. Consider the 1A drive capability for appropriate MOSFET selection. Evaluate the 9V to 30V supply range against system input conditions. Assess thermal management needs given the SOIC package limitations.
DC DC Switching Controllers Part Context
This component belongs to the Intersil switching controller family, optimized for compact power designs. It replaces older legacy controllers by offering higher frequency operation and improved efficiency. The part is manufactured by Renesas Electronics Corporation following the acquisition of Intersil.
DC DC Switching Controllers Replacement Considerations
Check for direct pin-compatible alternatives within the same product family. Verify that substitute components support similar current drive capabilities and switching frequencies. Review datasheet parameters for functional equivalence in boost and flyback configurations.
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