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