UC3845ANG4
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- Mfr.Part #
- UC3845ANG4
- Manufacturer
- Texas Instruments
- Package / Case
- 8-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC REG CTRLR MULT TOPOLOGY 8DIP
- Stock
- 24,467
- In Stock ：
- 24,467
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Pbfree Code :
- yes
- Output Configuration :
- Positive, Isolation Capable
- Nominal Input Voltage :
- 25V
- Max Duty Cycle :
- 50 %
- Synchronous Rectifier :
- No
- Frequency - Switching :
- 500kHz
- Input Voltage-Nom :
- 15V
- Output Type :
- Transistor Driver
- Operating Temperature :
- 0°C~70°C TA
- Topology :
- Buck, Boost, Flyback, Forward Converter
- Supply Current-Max (Isup) :
- 25mA
- Length :
- 9.81mm
- Surface Mount :
- No
- JESD-609 Code :
- e4
- Supply Voltage :
- 11V
- Number of Terminations :
- 8
- Number of Pins :
- 8
- Lifecycle Status :
- ACTIVE (Last Updated: 4 days ago)
- Terminal Position :
- Dual
- Base Part Number :
- UC3845
- RoHS Status :
- ROHS3 Compliant
- Lead Free :
- Lead Free
- Mounting Type :
- Through Hole
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Packaging :
- Tube
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Control Technique :
- PULSE WIDTH MODULATION
- Height :
- 5.08mm
- Control Mode :
- CURRENT-MODE
- ECCN Code :
- EAR99
- Duty Cycle (Max) :
- 48%
- Terminal Pitch :
- 2.54mm
- Thickness :
- 3.9mm
- Output Current :
- 200mA
- Rise Time :
- 50ns
- Frequency :
- 450kHz
- Factory Lead Time :
- 6 Weeks
- Fall Time (Typ) :
- 50 ns
- Number of Outputs :
- 1
- Voltage - Supply (Vcc/Vdd) :
- 7.6V~30V
- Control Features :
- Frequency Control
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Switcher Configuration :
- Buck-Boost
- Weight :
- 528.605208mg
- Package / Case :
- 8-DIP (0.300, 7.62mm)
- Output Voltage :
- 15V
- Width :
- 6.35mm
- Datasheets
- UC3845ANG4
DC DC Switching Controllers Texas Instruments UC3845ANG4 Overview
The Texas Instruments UC3845ANG4 is an advanced DC DC switching controller designed for high-performance applications requiring precise voltage regulation and power efficiency. This controller integrates multiple topology capabilities within its compact 8DIP package, making it an ideal solution for engineers seeking robust design flexibility. Enhanced with a wide input voltage range and a built-in oscillator, the UC3845ANG4 supports a variety of demanding power supply configurations, emphasizing reliability and efficiency. The integration of these features makes the DC DC Switching Controllers Texas Instruments UC3845ANG4 a premier choice for high-end and critical applications across various industries.
UC3845ANG4 Features
The UC3845ANG4 offers several key features that enhance its applicability in complex power management systems:
- High-performance current mode PWM controller
- Adjustable output control for a wide range of power supply designs
- Internal 500kHz oscillator for precise frequency setting
- High current totem pole output for direct drive of the power MOSFET
- Under-voltage lockout with hysteresis for stable operation
- Low startup and operating current, enhancing overall efficiency
UC3845ANG4 Applications
- Server Power Supplies: Utilizes its high-frequency PWM control to deliver stable, efficient power in server rack environments, ensuring reliable server performance.
- Telecommunications Equipment: Supports complex telecom systems by providing consistent power management, essential for long-term system reliability.
- Renewable Energy Systems: Key component in solar inverters and wind turbine converters, optimizing energy conversion and maximizing efficiency.
- Automotive Electronics: Powers advanced automotive systems, including electric vehicle controllers, requiring robust power control.
- Portable Devices: Adapts to portable device charging solutions by managing input voltage variations and ensuring efficient charging cycles.
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