UC3844AD8TRG4
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- Mfr.Part #
- UC3844AD8TRG4
- Manufacturer
- Texas Instruments
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR PWM CM 8SOIC
- Stock
- 10,123
- In Stock ：
- 10,123
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Switcher Configuration :
- Single
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Packaging :
- Tape and Reel (TR)
- Control Features :
- Frequency Control
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Nominal Input Voltage :
- 25V
- JESD-609 Code :
- e4
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Max Duty Cycle :
- 50 %
- Output Voltage :
- 15V
- Input Voltage-Nom :
- 15V
- Frequency :
- 450kHz
- Output Current :
- 200mA
- Duty Cycle (Max) :
- 48%
- Output Type :
- Transistor Driver
- ECCN Code :
- EAR99
- Width :
- 3.9mm
- Terminal Position :
- Dual
- RoHS Status :
- ROHS3 Compliant
- Mounting Type :
- Surface Mount
- Lead Free :
- Lead Free
- Frequency - Switching :
- Up to 500kHz
- Control Mode :
- CURRENT-MODE
- Operating Temperature :
- 0°C~70°C TA
- Number of Pins :
- 8
- Surface Mount :
- yes
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Synchronous Rectifier :
- No
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Supply Voltage :
- 11V
- Control Technique :
- PULSE WIDTH MODULATION
- Terminal Form :
- Gull wing
- Number of Terminations :
- 8
- Voltage - Supply (Vcc/Vdd) :
- 10V~30V
- Rise Time :
- 50ns
- Fall Time (Typ) :
- 50 ns
- Weight :
- 72.603129mg
- Peak Reflow Temperature (Cel) :
- 260
- Length :
- 4.9mm
- Base Part Number :
- UC3844
- Output Configuration :
- Positive
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Number of Outputs :
- 1
- Datasheets
- UC3844AD8TRG4
DC DC Switching Controllers Texas Instruments UC3844AD8TRG4 Overview
The Texas Instruments UC3844AD8TRG4 is a highly efficient, PWM controller designed for DC-DC switching power supplies. This component is engineered to deliver precision voltage regulation and power management, enhancing the performance and reliability of applications that require stable DC power. The UC3844AD8TRG4 integrates innovative features tailored to manage fluctuating input voltages while maintaining a constant output, making it an ideal choice for sophisticated power supply systems. Its robust design and Texas Instruments' cutting-edge technology ensure optimal performance, making the UC3844AD8TRG4 a cornerstone in power control circuits.
UC3844AD8TRG4 Features
The UC3844AD8TRG4 offers several key features that make it an excellent choice for managing power requirements in various devices. These features include a wide operating range, enhanced frequency stability, and low start-up current of just 0.5mA. Additionally, it provides high current totem-pole output which is capable of driving a power MOSFET, alongside under-voltage lockout protections and current mode operation for improved response to load transients and reduced noise sensitivity.
UC3844AD8TRG4 Applications
- Power Supplies: Utilized in switching power supplies to provide stable and efficient voltage conversion, ensuring reliable performance across varying loads.
- Telecommunications Equipment: Serves as a control element in power supply units within telecom infrastructures, maintaining system integrity and operational reliability under different power conditions.
- Consumer Electronics: Applied in the power regulation systems of consumer electronics to enhance power efficiency and product lifespan by managing voltage fluctuations effectively.
- Industrial Systems: Used in industrial power systems to control and stabilize power delivery, critical for maintaining the performance of heavy-duty machinery and equipment.
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