UC3844BD1
- Mfr.Part #
- UC3844BD1
- Manufacturer
- STMicroelectronics
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR BST FLYBK ISO 8-SO
- Stock
- 1,279
- In Stock :
- 1,279
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- Manufacturer :
- STMicroelectronics
- Product Category :
- DC DC Switching Controllers
- Frequency :
- 500kHz
- Function :
- Step-Up, Step-Up/Step-Down
- Length :
- 5mm
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Control Mode :
- CURRENT-MODE
- Max Duty Cycle :
- 50 %
- Output Current :
- 1A
- Output Voltage :
- 5.1V
- Number of Outputs :
- 1
- Packaging :
- Tube
- Height :
- 1.25mm
- JESD-609 Code :
- e4
- Duty Cycle (Max) :
- 48%
- Factory Lead Time :
- 10 Weeks
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Output Configuration :
- Positive
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Terminal Form :
- Gull wing
- Frequency - Switching :
- Up to 500kHz
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Base Part Number :
- UC3844
- Number of Pins :
- 8
- Terminal Position :
- Dual
- Max Supply Current :
- 30mA
- Control Features :
- Frequency Control
- RoHS Status :
- ROHS3 Compliant
- Topology :
- Boost, Flyback
- Input Voltage-Nom :
- 15V
- Peak Reflow Temperature (Cel) :
- 260
- Synchronous Rectifier :
- No
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Output Type :
- Transistor Driver
- Width :
- 4mm
- Mount :
- Surface Mount
- Rise Time :
- 50ns
- Number of Terminations :
- 8
- Nominal Input Voltage :
- 30V
- Lead Free :
- Lead Free
- Voltage - Supply (Vcc/Vdd) :
- 10V~30V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Fall Time (Typ) :
- 50 ns
- Switcher Configuration :
- Single
- ECCN Code :
- EAR99
- Operating Temperature :
- 0°C~70°C TJ
- Mounting Type :
- Surface Mount
- Control Technique :
- PULSE WIDTH MODULATION
- Datasheets
- UC3844BD1

DC DC Switching Controllers STMicroelectronics UC3844BD1 Overview
The STMicroelectronics UC3844BD1 is a robust DC DC Switching Controller designed for advanced power supply solutions. As a critical component in boosting and flyback converters, this controller enhances the reliability and efficiency of power management systems. The UC3844BD1 integrates innovative technology from STMicroelectronics, ensuring high performance in demanding environments. Its design is tailored for applications requiring precise voltage regulation and power sequencing, making it ideal for bulk purchases by businesses seeking reliable and high-quality electronic components.
UC3844BD1 Features
The UC3844BD1 offers a variety of features that make it a top choice for managing complex power systems. These include a wide operating voltage range, enhanced line and load regulation, and low startup current. Its built-in oscillator significantly improves the consistency of power output, while multiple protection features, such as overcurrent and thermal shutdown, safeguard the device and the systems it manages from potential damage.
UC3844BD1 Applications
- Power Supplies: Ideal for use in switching power supplies where stable and efficient voltage conversion is critical.
- Consumer Electronics: Utilized in devices such as televisions and computer monitors to ensure reliable power management.
- Industrial Systems: Provides robust power control solutions for industrial machinery and automation systems, enhancing operational reliability.
- Telecommunication Equipment: Critical in power supply units of telecom infrastructures, ensuring consistent performance and long-term reliability.
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