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
- RoHS Status :
- ROHS3 Compliant
- Number of Terminations :
- 8
- Output Current :
- 200mA
- Terminal Position :
- Dual
- Control Features :
- Frequency Control
- Output Type :
- Transistor Driver
- Operating Temperature :
- 0°C~70°C TA
- Number of Outputs :
- 1
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Voltage - Supply (Vcc/Vdd) :
- 10V~30V
- Peak Reflow Temperature (Cel) :
- 260
- JESD-609 Code :
- e4
- Duty Cycle (Max) :
- 48%
- Control Technique :
- PULSE WIDTH MODULATION
- Length :
- 4.9mm
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Switcher Configuration :
- Single
- Surface Mount :
- yes
- Rise Time :
- 50ns
- ECCN Code :
- EAR99
- Frequency :
- 450kHz
- Frequency - Switching :
- Up to 500kHz
- Control Mode :
- CURRENT-MODE
- Width :
- 3.9mm
- Synchronous Rectifier :
- No
- Output Configuration :
- Positive
- Nominal Input Voltage :
- 25V
- Supply Voltage :
- 11V
- Fall Time (Typ) :
- 50 ns
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Base Part Number :
- UC3844
- Packaging :
- Tape and Reel (TR)
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Output Voltage :
- 15V
- Input Voltage-Nom :
- 15V
- Terminal Form :
- Gull wing
- Weight :
- 72.603129mg
- Mounting Type :
- Surface Mount
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Max Duty Cycle :
- 50 %
- Lead Free :
- Lead Free
- Number of Pins :
- 8
- 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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