UC3844BD1R2
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- Mfr.Part #
- UC3844BD1R2
- Manufacturer
- onsemi
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR PWM CM 8-SOIC
- Stock
- 25,438
- In Stock ：
- 25,438
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- Manufacturer :
- onsemi
- Product Category :
- DC DC Switching Controllers
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Height :
- 1.5mm
- Operating Temperature :
- 0°C~70°C TA
- Number of Pins :
- 8
- Rise Time :
- 50ns
- Output Configuration :
- Positive
- Frequency :
- 52kHz
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Switcher Configuration :
- Single
- Base Part Number :
- UC384*B
- Factory Lead Time :
- 12 Weeks
- Mounting Type :
- Surface Mount
- Frequency - Switching :
- Up to 500kHz
- Output Type :
- Transistor Driver
- ECCN Code :
- EAR99
- Input Voltage-Nom :
- 15V
- Published :
- 1999
- Lifecycle Status :
- ACTIVE (Last Updated: 4 days ago)
- RoHS Status :
- ROHS3 Compliant
- Function :
- Step-Up, Step-Up/Step-Down
- Packaging :
- Tape and Reel (TR)
- Output Current :
- 1A
- Control Mode :
- CURRENT-MODE
- Pbfree Code :
- yes
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Voltage - Supply (Vcc/Vdd) :
- 10V~36V
- Halogen Free :
- Halogen Free
- Terminal Position :
- Dual
- JESD-609 Code :
- e3
- Peak Reflow Temperature (Cel) :
- 260
- Lead Free :
- Lead Free
- Terminal Finish :
- Tin (Sn)
- Max Duty Cycle :
- 48 %
- Topology :
- Boost, Flyback
- Output Voltage :
- 5V
- Control Features :
- Frequency Control
- Control Technique :
- PULSE WIDTH MODULATION
- Length :
- 5mm
- Terminal Form :
- Gull wing
- Fall Time (Typ) :
- 50 ns
- Mount :
- Surface Mount
- Number of Terminations :
- 8
- Width :
- 4mm
- Synchronous Rectifier :
- No
- Number of Outputs :
- 1
- Max Supply Current :
- 17mA
- Datasheets
- UC3844BD1R2
DC DC Switching Controllers onsemi UC3844BD1R2 Overview
The onsemi UC3844BD1R2 is a state-of-the-art DC DC Switching Controller designed for superior performance in power supply applications. This component is engineered to facilitate highly efficient, reliable, and cost-effective solutions for a variety of demanding industry needs. The UC3844BD1R2 integrates features such as a programmable switching frequency and enhanced circuit protections which makes it an ideal choice for designers looking to optimize their power management systems. The incorporation of advanced PWM (Pulse Width Modulation) technology ensures precise control over power delivery, enhancing the overall system efficiency and robustness.
UC3844BD1R2 Features
The UC3844BD1R2 from onsemi stands out with its robust feature set, including an adjustable output control, under-voltage lockout for safe operation, and a high current totem pole output capable of driving a power MOSFET. Additionally, this controller offers a wide operating range with a startup current as low as 1mA and a maximum duty cycle of up to 100%, allowing for versatile use in various application settings.
UC3844BD1R2 Applications
- Power Supplies: Utilized in server power supplies for stable and efficient voltage regulation, ensuring reliable server performance.
- LED Drivers: Acts as a crucial component in LED lighting systems, providing precise current control to enhance the lifespan and brightness of LEDs.
- Battery Chargers: Applied in charging circuits for electric vehicles and consumer electronics, optimizing charge cycles and efficiency.
- Telecommunication Equipment: Ensures robust power management in telecom infrastructures, supporting consistent operations and system integrity.
- Portable Devices: Integrates into the power control modules of portable devices, delivering optimized power consumption and extended battery life.
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