LT1959IR#PBF
- Mfr.Part #
- LT1959IR#PBF
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- TO-263-8, D2Pak (7 Leads + Tab), TO-263CA
- Datasheet
- Download
- Description
- IC REG BUCK SEPIC ADJ 4.5A D2PAK
- Stock
- 405
- In Stock :
- 405
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Number of Terminations :
- 7
- Lead Free :
- Lead Free
- Control Mode :
- CURRENT-MODE
- Peak Reflow Temperature (Cel) :
- 260
- RoHS Status :
- ROHS3 Compliant
- REACH SVHC :
- No SVHC
- Voltage - Output (Min/Fixed) :
- 1.21V
- Surface Mount :
- yes
- Operating Temperature :
- -40°C~125°C TJ
- Package / Case :
- TO-263-8, D2Pak (7 Leads + Tab), TO-263CA
- Output Voltage :
- 2.42V
- Voltage - Input (Max) :
- 15V
- Topology :
- Buck, SEPIC
- Output Type :
- Adjustable
- Min Output Voltage :
- 1.21V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Synchronous Rectifier :
- No
- Lifecycle Status :
- Production (Last Updated: 1 week ago)
- Packaging :
- Tube
- Terminal Position :
- Single
- Current - Output :
- 4.5A Switch
- Width :
- 8.89mm
- Factory Lead Time :
- 8 Weeks
- Voltage - Input (Min) :
- 4.3V
- Number of Pins :
- 7
- JESD-609 Code :
- e3
- Input Voltage-Nom :
- 5V
- Function :
- Step-Down
- Base Part Number :
- LT1959
- Frequency - Switching :
- 500kHz
- Published :
- 2000
- Output Configuration :
- Positive
- ECCN Code :
- EAR99
- Number of Outputs :
- 1
- Terminal Finish :
- Matte Tin (Sn) - with Nickel (Ni) barrier
- Mounting Type :
- Surface Mount
- Max Output Voltage :
- 12.9V
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Terminal Form :
- Gull wing
- Datasheets
- LT1959IR#PBF

Voltage Regulators - DC DC Switching Regulators Analog Devices, Inc. LT1959IR#PBF Overview
The Voltage Regulators - DC DC Switching Regulators Analog Devices, Inc. LT1959IR#PBF is a highly versatile adjustable regulator chip designed for various applications requiring a robust power solution. With its ability to function in buck, boost, and SEPIC configurations, this component is ideal for adapting to different voltage requirements while maintaining a high efficiency of up to 92%. This chip can handle input voltages from 4.5V to 60V, providing a continuous output current up to 4.5A, which makes it particularly suited for high-power applications. The LT1959IR#PBF's compact D2PAK package is designed to save space while ensuring reliable thermal performance under challenging conditions.
LT1959IR#PBF Features
- Adjustable output from 1.25V to 58V
- Can deliver up to 4.5A of continuous output current
- Operates over an input voltage range of 4.5V to 60V
- High efficiency up to 92% minimizes heat generation and improves system reliability
- Thermally enhanced D2PAK package ensures robust thermal management
- Flexible design compatible with buck, boost, and SEPIC configurations
LT1959IR#PBF Applications
- Portable Devices: Provides stable voltage supply in fluctuating power environments, ensuring reliable operation of mobile phones, laptops, and tablets.
- Automotive Electronics: Ideal for powering complex automotive systems that require a stable and efficient power supply under variable input conditions.
- Industrial Systems: Ensures efficient power management in rugged industrial applications, from machinery controls to automation systems.
- Telecommunications Equipment: Supports high-performance telecommunications infrastructure by delivering consistent power for extended periods.
- Renewable Energy Systems: Compatible with solar-powered systems and other renewable energy setups, optimizing energy utilization and conversion.
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