Allicdata Part #: | 497-6137-5-ND |
Manufacturer Part#: |
UC3845BNST |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | STMicroelectronics |
Short Description: | IC REG CTRLR BST/FLYBK 8-MINIDIP |
More Detail: | Boost, Flyback Regulator Positive, Isolation Capab... |
DataSheet: | UC3845BNST Datasheet/PDF |
Quantity: | 1000 |
1 +: | 0.00000 |
Series: | -- |
Packaging: | Tube |
Part Status: | Obsolete |
Output Type: | Transistor Driver |
Function: | Step-Up/Step-Down |
Output Configuration: | Positive, Isolation Capable |
Topology: | Boost, Flyback |
Number of Outputs: | 1 |
Output Phases: | 1 |
Voltage - Supply (Vcc/Vdd): | 7.6 V ~ 30 V |
Frequency - Switching: | 250kHz |
Duty Cycle (Max): | 48% |
Synchronous Rectifier: | No |
Clock Sync: | No |
Serial Interfaces: | -- |
Control Features: | Frequency Control |
Operating Temperature: | -40°C ~ 150°C (TJ) |
Package / Case: | 8-DIP (0.300", 7.62mm) |
Supplier Device Package: | 8-Mini DIP |
Base Part Number: | UC3845B |
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UC3845BNST is a switching synchronous rectification mode voltage regulator, developed by Texas Instruments. It is also a pulse width modulation (PWM) voltage regulator. It is mainly used in the industrial field, especially in the field of power supply.
UC3845BNST is an advanced DC/DC switching controller that can be used in a variety of power supplies. It is suitable for a wide range of voltage. It can work between 5V and 40V. It is designed to be used in buck, boost, buck/boost or inverting applications. It can also be used in flyback, SEPIC and other types of converter designs.
UC3845BNST has a wide range of features which make it a popular choice for many applications. It comes with a number of integrated features which make it easy to use and suitable for many power supply designs. It includes a low quiescent current, wide voltage range, low gate threshold voltage, overcurrent protection, junction thermal shutdown, and fault protection.
The working principle of UC3845BNST is quite simple. It is based on pulse width modulation (PWM) voltage regulation. The frequency of the PWM signal is set by an internal oscillator, and the duty cycle is adjusted by the user through the control voltage. The output voltage is regulated by comparing the PWM signal with an internal reference voltage.
UC3845BNST is a very versatile switching synchronous rectification mode voltage regulator which can be used in a variety of applications. It is especially popular in the industrial field, where it is used to provide a wide range of voltages to power a variety of devices. It is also used in PWM-based power supplies and different types of DC power converters.
Overall, UC3845BNST is a great choice for a wide range of applications, especially in the industrial power supply field. Its combination of low quiescent current, wide voltage range, and over current protection makes it a perfect choice for many different projects. It is a highly versatile switching synchronous rectification mode voltage regulator which is easy to use and suitable for a wide range of applications.
The specific data is subject to PDF, and the above content is for reference
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