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LT3840IFE#PBF

Part No LT3840IFE#PBF
Manufacturer Analog Devices Inc.
Catalog PMIC - Voltage Regulators - DC DC Switching Controllers
Description IC REG CTRLR BUCK 28TSSOP / Buck Regulator Positive or Negative Output Step-Down DC-DC Controller IC 28-TSSOP-EP
Sample
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ECAD Module
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Category Integrated Circuits (ICs) - Power Management (PMIC) - DC DC Switching Controllers
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) 2.5V ~ 60V
Frequency - Switching 50kHz ~ 1MHz
Duty Cycle (Max) 99%
Synchronous Rectifier Yes
Clock Sync Yes
Control Features Enable, Frequency Control, Power Good, Soft Start, Tracking
Temperature Range - Operating -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case 28-TSSOP (0.173", 4.40mm Width) Exposed Pad
Supplier Device Package 28-TSSOP-EP
Base Product Number LT3840
Standard Package 50
MSL Level 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001
Win Source Part Number 1345640-LT3840IFE#PBF
Ultra Librarian 3D Model Ultra Librarian LT3840IFE#PBF CAD Model

Description

Product Overview: LT3840IFE#PBF

The LT3840IFE#PBF is a high-performance, synchronous step-down DC/DC controller manufactured by Analog Devices Inc. This versatile component is designed to regulate output voltages from a wide input voltage range, making it an ideal solution for a variety of applications including automotive, industrial, and telecommunications power systems.

Key Features

  • Wide Input Voltage Range: The device can operate from an input voltage range of 4V to 60V, accommodating a broad spectrum of power sources.
  • Adjustable Output Voltage: Users can set the output voltage from 0.8V to as high as 32V, providing flexibility for different circuit requirements.
  • High Efficiency: With its synchronous operation, the LT3840IFE#PBF minimizes power losses and improves efficiency, which is essential for heat-sensitive applications.
  • Low Ripple Burst Mode® Operation: It features a proprietary Burst Mode operation that reduces ripple noise and maintains high efficiency at light loads.
  • Robust Protection Features: The device includes overvoltage, overcurrent, and overtemperature protection, ensuring reliable operation under adverse conditions.
  • Durable Design: Encased in a thermally enhanced TSSOP-28 package, the LT3840IFE#PBF is designed for rugged environments and can withstand the thermal challenges of high power density designs.

Applications

The LT3840IFE#PBF's robust feature set and wide input voltage range make it suitable for a diverse array of applications, such as:

  • Automotive power systems
  • Industrial power supplies
  • Telecommunication infrastructure
  • Datacom and storage systems
  • Distributed power systems

Conclusion

Analog Devices Inc.'s LT3840IFE#PBF is a powerful, efficient, and versatile synchronous step-down DC/DC controller that provides designers with a high degree of flexibility and robustness for their power management needs. Its comprehensive protection features and ability to withstand challenging environments make it a reliable choice for high-performance applications.

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Pricing & Ordering

Quantity Unit Price Ext. Price
2+ $26.3475 $52.6950
5+ $21.6184 $108.0920
8+ $20.9429 $167.5432
10+ $20.2673 $202.6730
13+ $19.5917 $254.6921
18+ $17.5650 $316.1700
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
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Availability: 1,980 pieces
MOQ: 2 pcs
Order Increment : 1 pcs
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