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Product Detailed Parameters
- Description：IC REG CTRLR BUCK 8DIP
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tube
- Output Type：Transistor Driver
- Function：Step-Down
- Output Configuration：Positive, Isolation Capable
- Topology：Buck
- Number of Outputs：1
- Output Phases：1
- Voltage - Supply (Vcc/Vdd)：8.2V ~ 25V
- Frequency - Switching：500kHz
- Duty Cycle (Max)：48%
- Synchronous Rectifier：No
- Clock Sync：No
- Serial Interfaces：-
- Control Features：Frequency Control
- Operating Temperature：-40°C ~ 100°C (TA)
- Mounting Type：Through Hole
- Package / Case：8-DIP (0.300", 7.62mm)
- Supplier Device Package：8-PDIP
- Grade：-
- Qualification：-
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Overview
The LT1245IN8#PBF is a high-speed current mode pulse width modulator manufactured by Analog Devices Inc. It operates as a DC-DC switching controller designed for step-down applications. The device features a precision voltage reference to ensure accurate control and supports isolation-capable outputs. Packaged in an 8-pin PDIP, it integrates essential components for efficient power management in buck regulator configurations.
Feature Summary
- High-speed current mode pulse width modulation architecture
- Integrated precision voltage reference for accurate regulation
- Isolation-capable output design for flexible topology implementation
Applications
- Buck regulator positive step-down DC-DC conversion
- General-purpose power management systems requiring precise voltage control
- Industrial equipment utilizing isolated power supply topologies
Procurement Notes
Verify the specific ordering suffix and package type against official Analog Devices documentation before procurement. Confirm RoHS compliance status through the latest datasheet revision. Ensure that the supplier provides genuine parts with traceable manufacturing history to maintain quality standards.
Selection Notes
Select this component when high-speed current mode control is required for efficient power conversion. Consider the 8-pin PDIP package constraints for thermal and spatial requirements. Evaluate the need for isolation capabilities in the target application to determine if this controller meets the system's electrical isolation specifications.
Part Context
This part belongs to the LT1245 series of high-speed current mode pulse width modulators. It is categorized under DC-DC switching controllers within the power management IC portfolio. The IN8 designation indicates the specific package variant available from Analog Devices.
Replacement Considerations
Consult official Analog Devices substitution guides for verified alternative part numbers. Cross-reference pinouts and electrical characteristics with potential replacements to ensure functional compatibility without circuit redesign.
