LTC3859AMPFE
Analog Devices Inc.
Analog Devices Inc.
IC POWER MANAGEMENT
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LTC3859AMPFE
$0.00
Product details
Analog Devices Inc.'s LTC3859AMPFE is a state-of-the-art DC-DC switching controller designed to meet the evolving needs of modern power management systems. This high-performance PMIC delivers unparalleled efficiency and precision in voltage regulation for a wide range of electronic applications. The LTC3859AMPFE features a constant on-time control architecture that provides fast transient response and excellent light-load efficiency. Its wide input voltage range accommodates various power sources, from low-voltage batteries to high-voltage industrial rails. The controller's adjustable switching frequency allows optimization for either efficiency or component size based on application requirements. With its integrated MOSFET drivers and bootstrap diode, the LTC3859AMPFE reduces external component count and simplifies board layout. The device includes comprehensive protection features such as hiccup-mode short-circuit protection and thermal shutdown for enhanced system reliability. Its ultra-low standby current makes it ideal for always-on applications where power conservation is critical. The LTC3859AMPFE finds perfect applications in enterprise storage systems, industrial motor controls, and portable consumer electronics. The controller's compact, thermally enhanced package ensures optimal heat dissipation in high-power applications. Its excellent line and load regulation maintain stable output voltage despite input variations or changing load conditions. The LTC3859AMPFE also supports external synchronization, enabling noise-sensitive designs to control switching frequency interference. Consider this advanced switching controller for your next project in renewable energy systems, test equipment, or high-performance computing. Contact our sales team today to discuss volume pricing and availability for your specific production requirements.
General specs
- Product Status: Obsolete
- Output Type: Transistor Driver
- Function: Step-Down, Step-Up/Step-Down
- Output Configuration: Positive
- Topology: Buck, Buck-Boost, SEPIC
- Number of Outputs: 3
- Output Phases: 2
- Voltage - Supply (Vcc/Vdd): 4.5V ~ 38V
- Frequency - Switching: 115kHz ~ 835kHz, 350kHz ~ 535kHz
- Duty Cycle (Max): 99%, 100%
- Synchronous Rectifier: Yes
- Clock Sync: No
- Serial Interfaces: -
- Control Features: Enable, Frequency Control, Power Good, Soft Start, Tracking
- Operating Temperature: -55°C ~ 150°C (TJ)
- Mounting Type: Surface Mount
- Package / Case: 38-TFSOP (0.173", 4.40mm Width) Exposed Pad
- Supplier Device Package: 38-TSSOP-EP
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