LTC3859AHFE
- Mfr.Part #
- LTC3859AHFE
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 38-TFSOP (0.173, 4.40mm Width) Exposed Pad
- Datasheet
- Download
- Description
- IC POWER MANAGEMENT
- Stock
- 41,893
- In Stock :
- 41,893
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- DC DC Switching Controllers
- Control Technique :
- PULSE WIDTH MODULATION
- Operating Temperature :
- -40°C~150°C TJ
- Input Voltage-Nom :
- 12V
- Output Type :
- Transistor Driver
- Package / Case :
- 38-TFSOP (0.173, 4.40mm Width) Exposed Pad
- Terminal Position :
- Dual
- Output Phases :
- 2
- Terminal Form :
- Gull wing
- Clock Sync :
- No
- Mounting Type :
- Surface Mount
- Output Configuration :
- Positive
- Voltage - Supply (Vcc/Vdd) :
- 4.5V~38V
- Topology :
- Buck, Buck-Boost, SEPIC
- Control Features :
- Enable, Frequency Control, Power Good, Soft Start, Tracking
- Analog IC - Other Type :
- DUAL SWITCHING CONTROLLER
- Output Voltage :
- 5.4V
- Number of Outputs :
- 3
- Synchronous Rectifier :
- yes
- Frequency - Switching :
- 115kHz~835kHz 350kHz~535kHz
- Packaging :
- Tube
- Number of Terminations :
- 38
- Input Voltage (Min) :
- 4.5V
- RoHS Status :
- Non-RoHS Compliant
- Base Part Number :
- LTC3859
- Function :
- Step-Down, Step-Up/Step-Down
- Length :
- 9.7mm
- Surface Mount :
- yes
- Terminal Finish :
- Matte Tin (Sn)
- Width :
- 4.4mm
- Control Mode :
- CURRENT-MODE
- ECCN Code :
- EAR99
- Duty Cycle (Max) :
- 99%, 100%
- Switcher Configuration :
- PHASE-SHIFT
- JESD-609 Code :
- e3
- Terminal Pitch :
- 0.5mm
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Datasheets
- LTC3859AHFE

DC DC Switching Controllers Analog Devices, Inc. LTC3859AHFE Overview
The LTC3859AHFE by Analog Devices, Inc. is a robust, high-performance IC power management solution that stands out within the realm of DC DC Switching Controllers. Designed to cater to the dynamic demands of sophisticated electronic systems, this multi-faceted controller delivers efficient power conversion with precision. Its polyphase capability and wide input voltage range make it a versatile foundation for developing advanced power delivery networks. The incorporation of the DC DC Switching Controllers Analog Devices, Inc. LTC3859AHFE into your systems ensures you are deploying industry-leading technology for maximizing power efficiency and reliability in any application.
LTC3859AHFE Features
- Wide input voltage range suitable for a multitude of power sources
- Efficient power conversion, which is critical for optimizing system power budgets
- Triple output stages for simultaneously powering multiple subsystems
- Low quiescent current that reduces standby power consumption
- Adjustable switching frequency, allowing design flexibility and optimization of various components
- Polyphase operation capability, enhancing power capability and thermal performance
- Robust thermal performance that ensures stability across diverse operating conditions
LTC3859AHFE Applications
- Automotive Systems: Utilized in the power regulation for car infotainment and telematics systems, providing stable voltages across wide input ranges.
- Data Communication Equipment: Helps maintain consistent power in networking gear like switches and routers, which require tight voltage regulation.
- High-Performance Computing: A key component in workstations and servers where multiple supply rails need efficient and reliable power management.
- Portable Devices: Optimizes battery life by delivering efficient power conversion for hand-held devices that operate over a range of battery voltages.
- Industrial Systems: Can be used in complex industrial machinery that demands rigorous power management for operational accuracy and safety.
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