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LT1769CFE#PBF

Part No LT1769CFE#PBF
Manufacturer Linear Technology
Catalog PMIC - Battery Chargers
Description IC BATT CHRGR CNSTNT I/V 20TSSOP / Switching Battery Charger Li-Ion/NiCD/NiMH 2000mA 1V to 20V 20-Pin TSSOP EP Tube
Datasheet
Sample
Rohs State rohs
ECAD Module
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Categories Integrated Circuits (ICs)
Manufacturer Linear Technology
Packaging Tube
Battery Chemistry Multi-Chemistry
Current - Charging Constant - Programmable
Fault Protection Over Voltage
Charge Current - Max 2A
Battery Pack Voltage 20V (Maximum)
Voltage Supply MAX 28V
Operating Temperature Range 0°C ~ 70°C (TA)
Package 20-TSSOP (0.173", 4.40mm Width) Exposed Pad
Manufacturer Package 20-TSSOP-EP
Win Source Part Number 780654-LT1769CFE#PBF
Popularity Medium
Supply and Demand Status Limited
Family Name LT1769
Introduction Date September 15, 1999
ECCN EAR99
Country of Origin Malaysia
Halogen Free Compliant
Estimated EOL Date 2031
Ultra Librarian 3D Model Ultra Librarian LT1769CFE#PBF CAD Model

Description

Product Overview: LT1769CFE#PBF

The LT1769CFE#PBF is a high-performance, step-down switching regulator IC from Linear Technology, designed to deliver efficiency and reliability for a wide range of applications. This versatile component features a 1.5A switch capable of handling input voltages from 2.8V to 25V, making it ideal for single as well as multiple-cell battery-powered devices, as well as industrial power supplies.

Key Features

  • Adjustable Switching Frequency: The LT1769CFE#PBF allows for an adjustable switching frequency from 200kHz to 2.5MHz, which can be synchronized to an external clock. This flexibility enables designers to optimize the trade-off between efficiency and component size.
  • High Efficiency: With its 1.5A internal switch, the device can deliver high efficiency, which is crucial for extending battery life in portable devices.
  • Stable with Low ESR Ceramic Capacitors: The regulator is stable with ceramic output capacitors, which have lower ESR (Equivalent Series Resistance), reducing output ripple and improving transient response.
  • Wide Input Voltage Range: The ability to operate over a wide input voltage range of 2.8V to 25V makes this regulator versatile for various applications, from low-voltage to higher-voltage power sources.
  • Robust Thermal Performance: The LT1769CFE#PBF comes in a thermally efficient TSSOP-16 package, which aids in better thermal management and reliability over extended periods of use.

Applications

  • Portable Electronics
  • Industrial Power Supplies
  • Automotive Systems
  • Distributed Power Systems
  • Battery-Powered Devices

Quality and Reliability

The LT1769CFE#PBF is built to meet the high standards of quality and reliability that Linear Technology is known for. Its robust design ensures consistent performance and durability, making it a preferred choice for engineers and designers seeking to create reliable systems.

Summary

In summary, the LT1769CFE#PBF from Linear Technology is a compact, efficient, and versatile step-down switching regulator that is suitable for a broad range of applications. Its high-efficiency operation, stability with low ESR capacitors, and wide input voltage range, coupled with a flexible switching frequency, make it an excellent choice for power management solutions.

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