UC3844AN
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- Mfr.Part #
- UC3844AN
- Manufacturer
- STMicroelectronics
- Package / Case
- 8-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC REG CTRLR PWM CM 8-MINIDIP
- Stock
- 21,538
- In Stock ：
- 21,538
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- Manufacturer :
- STMicroelectronics
- Product Category :
- DC DC Switching Controllers
- Input Voltage-Nom :
- 15V
- Number of Outputs :
- 1
- Supply Current-Max (Isup) :
- 25mA
- REACH SVHC :
- No SVHC
- Duty Cycle (Max) :
- 48%
- Control Features :
- Frequency Control
- Surface Mount :
- No
- Package / Case :
- 8-DIP (0.300, 7.62mm)
- Number of Terminations :
- 8
- Output Current :
- 1A
- Number of Pins :
- 8
- Output Type :
- Transistor Driver
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Output Voltage :
- 5V
- Packaging :
- Tube
- Pbfree Code :
- yes
- Supply Voltage :
- 11V
- RoHS Status :
- ROHS3 Compliant
- Synchronous Rectifier :
- No
- Frequency - Switching :
- Up to 500kHz
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Max Duty Cycle :
- 50 %
- Frequency :
- 450kHz
- Rise Time :
- 50ns
- Width :
- 6.35mm
- Lifecycle Status :
- ACTIVE (Last Updated: 1 day ago)
- Base Part Number :
- UC3844
- Height :
- 5.08mm
- JESD-609 Code :
- e4
- Weight :
- 528.605208mg
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Terminal Pitch :
- 2.54mm
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Nominal Input Voltage :
- 15V
- Control Technique :
- PULSE WIDTH MODULATION
- Length :
- 9.81mm
- Lead Free :
- Lead Free
- Operating Temperature :
- 0°C~70°C TA
- Input Current :
- 11mA
- Terminal Position :
- Dual
- Mounting Type :
- Through Hole
- Voltage - Supply (Vcc/Vdd) :
- 10V~30V
- Thickness :
- 3.9mm
- Power Dissipation :
- 1W
- Factory Lead Time :
- 6 Weeks
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Fall Time (Typ) :
- 50 ns
- Control Mode :
- CURRENT-MODE
- Quiescent Current :
- 11mA
- Output Configuration :
- Positive
- ECCN Code :
- EAR99
- Datasheets
- UC3844AN
DC DC Switching Controllers - STMicroelectronics UC3844AN Overview
The DC DC Switching Controllers UC3844AN by STMicroelectronics are highly efficient integrated circuits designed for controlling the pulse width modulation (PWM) of power supplies. With their compact 8MINIDIP package, these controllers offer precise regulation and excellent performance in various power management applications.
Featuring advanced PWM control algorithms, the UC3844AN ensures stable and reliable operation, making it an ideal choice for demanding industrial and commercial applications. Whether used in telecommunications, industrial automation, or consumer electronics, these controllers deliver consistent power regulation to meet the stringent requirements of modern electronic systems.
UC3844AN Features
- Integrated PWM control for efficient power regulation
- Compact 8MINIDIP package for space-constrained designs
- Precision voltage reference for accurate output
- Wide input voltage range for versatile compatibility
- Overcurrent and overtemperature protection for enhanced reliability
- Flexible oscillator frequency adjustment for customization
UC3844AN Applications
- Switching Power Supplies: The UC3844AN is commonly used in switch-mode power supplies (SMPS) for efficient voltage conversion in various electronic devices. Its precise PWM control ensures stable output voltage regulation, making it suitable for applications such as computer power supplies and LED drivers.
- Industrial Automation: In industrial automation systems, the UC3844AN regulates power delivery to control motors, actuators, and other machinery components. Its robust design and overcurrent protection make it well-suited for harsh industrial environments, ensuring reliable operation in critical applications.
- Telecommunications Equipment: Telecommunications infrastructure relies on stable power supplies to ensure uninterrupted operation. The UC3844AN provides efficient voltage regulation in telecom equipment such as base stations and network switches, helping maintain communication networks' reliability and performance.
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