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LTC1709EG#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 36SSOP. Review the specifications below when checking this part for your BOM.
DC DC Switching Controllers specifications for LTC1709EG#PBF
- Description：IC REG CTRLR BUCK 36SSOP
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tube
- Output Type：Transistor Driver
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Number of Outputs：2
- Output Phases：2
- Voltage - Supply (Vcc/Vdd)：4V ~ 36V
- Frequency - Switching：140kHz ~ 310kHz
- Duty Cycle (Max)：99.50%
- Synchronous Rectifier：Yes
- Clock Sync：No
- Serial Interfaces：-
- Control Features：Enable, Soft Start
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：36-SSOP (0.209", 5.30mm Width)
- Supplier Device Package：36-SSOP
DC DC Switching Controllers datasheet and documents for LTC1709EG#PBF
DC DC Switching Controllers Overview
The LTC1709EG#PBF is a dual-phase, current-mode synchronous step-down switching regulator controller manufactured by Analog Devices Inc. It operates with an input voltage range of 4V to 36V and supports adjustable output voltages from 1.3V to 3.5V. The device features a switching frequency between 140kHz and 310kHz with a maximum duty cycle of 99.5%. Designed for high-efficiency power delivery, it utilizes a 36-SSOP package and includes integrated soft-start, enable, and power-good control features.
DC DC Switching Controllers Feature Summary
- Dual-phase current-mode architecture for high-current applications
- Synchronous rectification for improved efficiency
- Integrated soft-start and power-good monitoring
- Wide input voltage compatibility
DC DC Switching Controllers Applications
- AMD Athlon microprocessor power supplies
- Point-of-load regulation in server systems
- High-density DC/DC conversion modules
DC DC Switching Controllers Procurement Notes
Verify the specific suffix '#PBF' indicates lead-free RoHS compliance and tube packaging. Confirm the exact operating temperature range and pinout configuration against the official datasheet before integration. Ensure the design accounts for the thermal requirements of the SSOP-36 package under full load conditions.
DC DC Switching Controllers Selection Notes
Select this component when designing multi-phase buck converters requiring precise current sharing and high transient response. It is suitable for applications needing wide input voltage ranges and programmable output voltages. Consider the 36-pin package size and thermal dissipation capabilities relative to the PCB layout constraints.
DC DC Switching Controllers Part Context
This part belongs to the LTC1709 family of dual-phase controllers. Variants such as the LTC1709EG-85 differ primarily in output voltage adjustment ranges or specific feature sets. The EG#PBF designation specifies the commercial temperature grade and tube packaging format.
DC DC Switching Controllers Replacement Considerations
Direct substitutes include other dual-phase synchronous buck controllers from Analog Devices. Verify pin compatibility and control loop stability when replacing with similar devices from other manufacturers.
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