LTC3859ALHFE
Analog Devices Inc.
Analog Devices Inc.
IC POWER MANAGEMENT
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LTC3859ALHFE
$0.00
Product details
The LTC3859ALHFE from Analog Devices Inc. is a premium DC-DC switching controller that delivers exceptional power management performance for demanding electronic systems. This advanced PMIC solution combines high efficiency with precise voltage regulation to meet the needs of today's power-sensitive applications. Featuring a peak current mode control architecture, the LTC3859ALHFE provides excellent transient response and stability across all operating conditions. Its wide input voltage range makes it suitable for various power sources, from single-cell batteries to industrial power supplies. The controller's adjustable soft-start and sequencing capabilities enable smooth power-up of complex systems. With its integrated high-current gate drivers, the LTC3859ALHFE simplifies design and reduces external component requirements. The device includes comprehensive protection features such as over-voltage protection and over-temperature shutdown for enhanced system reliability. Its low operating current makes it ideal for battery-powered applications requiring extended operation. The LTC3859ALHFE excels in applications including base station power amplifiers, industrial automation systems, and automotive infotainment. The controller's compact footprint and high power density make it perfect for space-constrained designs without compromising performance. Its excellent line and load regulation ensure stable operation despite input voltage variations or changing load demands. The LTC3859ALHFE also supports frequency synchronization, allowing multiple controllers to operate in phase for reduced input ripple. Whether you're developing power supplies for telecommunications equipment, medical devices, or IoT endpoints, the LTC3859ALHFE offers the perfect combination of efficiency and reliability. Request your sample today and experience the difference in your power management design.
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- Product Status: Obsolete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: -40°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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