UC2845AD
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- Mfr.Part #
- UC2845AD
- Manufacturer
- Microchip Technology
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR BUCK/BOOST 14SOIC
- Stock
- 1,104
- In Stock ：
- 1,104
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- Manufacturer :
- Microchip Technology
- Product Category :
- DC DC Switching Controllers
- Lifecycle Status :
- ACTIVE (Last Updated: 5 days ago)
- Switcher Configuration :
- Buck-Boost
- Weight :
- 122.413241mg
- Nominal Input Voltage :
- 25V
- RoHS Status :
- ROHS3 Compliant
- Topology :
- Boost, Flyback, Forward Converter
- JESD-609 Code :
- e4
- Thickness :
- 1.58mm
- Output Configuration :
- Positive, Isolation Capable
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Rise Time :
- 50ns
- Number of Outputs :
- 1
- Function :
- Step-Up, Step-Up/Step-Down
- Factory Lead Time :
- 6 Weeks
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Terminal Position :
- Dual
- REACH SVHC :
- No SVHC
- Length :
- 8.65mm
- Mounting Type :
- Surface Mount
- Surface Mount :
- yes
- Synchronous Rectifier :
- No
- Number of Pins :
- 14
- Frequency :
- 450kHz
- Width :
- 3.91mm
- Control Technique :
- PULSE WIDTH MODULATION
- Frequency - Switching :
- 500kHz
- Supply Current-Max (Isup) :
- 25mA
- Output Current :
- 200mA
- Output Type :
- Transistor Driver
- Supply Voltage :
- 11V
- Terminal Form :
- Gull wing
- Height :
- 1.75mm
- Fall Time (Typ) :
- 50 ns
- Output Voltage :
- 15V
- Operating Temperature :
- -40°C~85°C TA
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Pbfree Code :
- yes
- Control Features :
- Frequency Control
- Input Voltage-Nom :
- 15V
- Max Duty Cycle :
- 50 %
- Base Part Number :
- UC2845
- Packaging :
- Tube
- Voltage - Supply (Vcc/Vdd) :
- 7.6V~30V
- Control Mode :
- CURRENT-MODE
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Duty Cycle (Max) :
- 48%
- ECCN Code :
- EAR99
- Peak Reflow Temperature (Cel) :
- 260
- Lead Free :
- Lead Free
- Number of Terminations :
- 14
- Datasheets
- UC2845AD
DC DC Switching Controllers Microchip Technology UC2845AD Overview
The UC2845AD from Microchip Technology is a robust integrated circuit dedicated to managing power through DC-DC switching control. It excels in delivering efficient power conversion across various applications by integrating features that enhance performance under diverse operational conditions. Designed in a compact 14SOIC package, this device optimizes space while providing precise control over buck and boost topologies. Employing the UC2845AD ensures high reliability and stability in power supply designs, making it a prime choice for engineers looking to improve system efficiency and longevity. This component is a must-have for those seeking to develop advanced electronic systems with demanding power requirements.
UC2845AD Features
The UC2845AD boasts several key features that make it a versatile and powerful tool in power management. These include programmable frequency up to 500 kHz, a wide operating range from -40°C to +85°C, and integrated error amplifiers. Additionally, it supports various protection mechanisms like under-voltage lockout and current limiting, ensuring safe operation under all conditions.
UC2845AD Applications
- Power Supplies: Utilized in both commercial and industrial power supply units, the UC2845AD regulates voltage to ensure stable output regardless of fluctuating input.
- Solar Inverters: In solar power systems, this IC controls the conversion of DC from solar panels to AC, optimizing energy efficiency and system reliability.
- LED Lighting Systems: It drives consistent current control for LED lighting systems, ensuring optimal light output and extended lifespan of the LEDs.
- Battery Chargers: The UC2845AD is used in battery charging systems to manage the power flow, enhancing charging efficiency and battery health.
- Electric Vehicles: Essential for DC-DC conversion in electric vehicle power management systems, ensuring efficient power distribution across various subsystems.
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