UC3845ADTR
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- Mfr.Part #
- UC3845ADTR
- Manufacturer
- Texas Instruments
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR MULT TOP 14SOIC
- Stock
- 7,735
- In Stock ：
- 7,735
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Factory Lead Time :
- 6 Weeks
- Terminal Form :
- Gull wing
- Height :
- 1.75mm
- Control Technique :
- PULSE WIDTH MODULATION
- Base Part Number :
- UC3845
- Number of Pins :
- 14
- Output Configuration :
- Positive, Isolation Capable
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- ECCN Code :
- EAR99
- JESD-609 Code :
- e4
- Fall Time (Typ) :
- 50 ns
- Control Features :
- Frequency Control
- Duty Cycle (Max) :
- 48%
- Nominal Input Voltage :
- 25V
- Synchronous Rectifier :
- No
- Rise Time :
- 50ns
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Packaging :
- Tape and Reel (TR)
- Pbfree Code :
- yes
- Thickness :
- 1.58mm
- Mounting Type :
- Surface Mount
- Surface Mount :
- yes
- Operating Temperature :
- 0°C~70°C TA
- Frequency :
- 450kHz
- Output Voltage :
- 15V
- Switcher Configuration :
- Buck-Boost
- Input Voltage-Nom :
- 15V
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Supply Current-Max (Isup) :
- 25mA
- Voltage - Supply (Vcc/Vdd) :
- 7.6V~30V
- Topology :
- Buck, Boost, Flyback, Forward Converter
- Max Duty Cycle :
- 50 %
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Supply Voltage :
- 11V
- Output Type :
- Transistor Driver
- Lead Free :
- Lead Free
- Weight :
- 122.413241mg
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Width :
- 3.91mm
- Number of Outputs :
- 1
- Terminal Position :
- Dual
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Length :
- 8.65mm
- Peak Reflow Temperature (Cel) :
- 260
- Frequency - Switching :
- 500kHz
- RoHS Status :
- ROHS3 Compliant
- Output Current :
- 200mA
- Number of Terminations :
- 14
- Control Mode :
- CURRENT-MODE
- Datasheets
- UC3845ADTR
DC DC Switching Controllers Texas Instruments UC3845ADTR Overview
Introducing the UC3845ADTR from Texas Instruments, a cutting-edge DC DC Switching Controller designed to optimize power management in a variety of applications. This highly efficient device is crafted to facilitate robust and reliable performance with its advanced features. Suitable for a range of demanding environments, the UC3845ADTR ensures enhanced system reliability and power efficiency, making it an ideal choice for developers and engineers looking to maximize their power systems. With its integration in multiple topologies such as boost, flyback, and forward converters, this controller provides a flexible solution tailored to meet sophisticated circuit demands.
UC3845ADTR Features
The UC3845ADTR boasts several key features that make it standout in the field of power management. These include a wide input voltage range, high-frequency operation up to 500 kHz, and a built-in oscillator which reduces external component count. Additionally, this controller offers enhanced line and load regulation capabilities, and features under-voltage lockout protection, ensuring stable and safe operation even under critical conditions. Its programmable output and soft-start functionalities also allow for customized deployment based on specific application requirements.
UC3845ADTR Applications
- Power Supplies: Efficiently handles power regulation for both isolated and non-isolated configurations, ensuring stable output in server power supplies and telecommunications equipment.
- Battery Chargers: Utilized in advanced charging circuits which require precise control to extend battery life and enhance charging efficiency, ideal for electric vehicles and portable devices.
- LED Drivers: Its ability to provide constant current makes it suitable for driving high-power LEDs, crucial for lighting solutions that demand high efficiency and reliability.
- Consumer Electronics: Provides effective power management solutions for consumer electronics, ensuring optimal performance and power efficiency in devices like laptops and gaming consoles.
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