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LTC1159CS#PBF is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Analog Devices Inc.. Its product description is IC REG CTRLR BUCK 16SOIC. Review the specifications below when checking this part for your BOM.
DC DC Switching Controllers specifications for LTC1159CS#PBF
- Description：IC REG CTRLR BUCK 16SOIC
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tube
- Output Type：Transistor Driver
- Function：Step-Down
- Output Configuration：Positive or Negative
- Topology：Buck
- Number of Outputs：1
- Output Phases：1
- Voltage - Supply (Vcc/Vdd)：4V ~ 40V
- Frequency - Switching：Up to 250kHz
- Duty Cycle (Max)：100%
- Synchronous Rectifier：Yes
- Clock Sync：No
- Serial Interfaces：-
- Control Features：Current Limit, Enable
- Operating Temperature：0°C ~ 70°C (TA)
- Mounting Type：Surface Mount
- Package / Case：16-SOIC (0.154", 3.90mm Width)
- Supplier Device Package：16-SO
DC DC Switching Controllers datasheet and documents for LTC1159CS#PBF
DC DC Switching Controllers Overview
The LTC1159CS#PBF is a synchronous step-down switching regulator controller manufactured by Analog Devices Inc. It operates within an input voltage range of 4 V to 40 V and features a fixed switching frequency of 250 kHz. The device incorporates automatic Burst Mode operation to maintain high efficiency at low output currents, with a quiescent current of 20 uA. It is housed in a 16-lead SOIC package and supports shutdown functionality for power management applications.
DC DC Switching Controllers Feature Summary
- Synchronous buck topology with integrated control circuitry
- Automatic Burst Mode operation for enhanced light-load efficiency
- Wide input voltage capability supporting 4 V to 40 V ranges
DC DC Switching Controllers Applications
- Industrial point-of-load regulation
- Battery-powered equipment power management
- General-purpose DC/DC conversion systems
DC DC Switching Controllers Procurement Notes
Verify the specific suffix against official Analog Devices documentation to confirm pinout compatibility and electrical characteristics. Ensure the component matches the required thermal performance for the intended PCB layout. Cross-reference the manufacturer part number with authorized distributors to confirm authenticity and availability status before procurement.
DC DC Switching Controllers Selection Notes
Select this controller when designing synchronous buck converters requiring wide input voltage flexibility and high efficiency under varying load conditions. Consider the 250 kHz switching frequency for balancing component size and electromagnetic interference. Evaluate the need for external MOSFETs and passive components based on the target output current requirements.
DC DC Switching Controllers Part Context
This component belongs to the LTC1159 series of high-efficiency synchronous step-down switching regulator controllers. The series is designed for applications demanding robust performance across a broad input voltage spectrum. It serves as a core power management solution for converting higher voltages to lower regulated levels efficiently.
DC DC Switching Controllers Replacement Considerations
Consult Analog Devices technical support or official datasheets for verified cross-references. Ensure any substitute maintains compatible input voltage ranges, switching frequencies, and package dimensions.
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