UC3845BD1R2

ON Semiconductor UC3845BD1R2

Part Number:
UC3845BD1R2
Manufacturer:
ON Semiconductor
Ventron No:
3291211-UC3845BD1R2
Description:
IC REG CTRLR BOOST/FLYBACK 8SOIC
ECAD Model:
Datasheet:
UC3844B,45B & UC2844B,45B

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Specifications
ON Semiconductor UC3845BD1R2 technical specifications, attributes, parameters and parts with similar specifications to ON Semiconductor UC3845BD1R2.
  • Mounting Type
    Surface Mount
  • Package / Case
    8-SOIC (0.154, 3.90mm Width)
  • Surface Mount
    YES
  • Number of Pins
    8
  • Operating Temperature
    0°C~70°C TA
  • Packaging
    Tape & Reel (TR)
  • Published
    1999
  • JESD-609 Code
    e0
  • Part Status
    Obsolete
  • Moisture Sensitivity Level (MSL)
    1 (Unlimited)
  • Number of Terminations
    8
  • ECCN Code
    EAR99
  • Terminal Finish
    Tin/Lead (Sn/Pb)
  • Subcategory
    Switching Regulator or Controllers
  • Technology
    BIPOLAR
  • Terminal Position
    DUAL
  • Terminal Form
    GULL WING
  • Peak Reflow Temperature (Cel)
    240
  • Reflow Temperature-Max (s)
    30
  • Base Part Number
    UC384*B
  • Function
    Step-Up, Step-Up/Step-Down
  • Number of Outputs
    1
  • Output Voltage
    5.1V
  • Output Type
    Transistor Driver
  • Operating Supply Voltage
    30V
  • Input Voltage-Nom
    15V
  • Analog IC - Other Type
    SWITCHING CONTROLLER
  • Output Configuration
    Positive or Negative, Isolation Capable
  • Output Current
    1A
  • Voltage - Supply (Vcc/Vdd)
    7.6V~30V
  • Control Features
    Frequency Control
  • Topology
    Boost, Flyback
  • Control Mode
    CURRENT-MODE
  • Frequency - Switching
    500kHz
  • Input Voltage (Max)
    25V
  • Control Technique
    PULSE WIDTH MODULATION
  • Rise Time
    50ns
  • Synchronous Rectifier
    No
  • Fall Time (Typ)
    50 ns
  • Switcher Configuration
    SINGLE
  • Max Frequency
    275kHz
  • Max Duty Cycle
    48 %
  • Length
    4.9mm
  • Width
    3.9mm
  • RoHS Status
    Non-RoHS Compliant
  • Lead Free
    Contains Lead
Description
UC3845BD1R2 Overview
ON Semiconductor is a well-known brand in the electronics industry, specializing in a wide range of products including power management solutions. One of their notable offerings is the PMIC - Voltage Regulators - DC DC Switching Controllers chip, which falls under the PMIC - Voltage Regulators - DC DC Switching Controllers category. This chip is designed to provide efficient and reliable power regulation for various electronic devices. When it comes to the physical specifications, the ON Semiconductor PMIC chip is surface mountable with 8 pins, making it suitable for compact and space-constrained applications. It can withstand a peak reflow temperature of up to 240 degrees Celsius, ensuring its durability and longevity even under extreme conditions. In terms of functionality, this chip boasts 1 output and utilizes a transistor driver as its output type. It also falls under the category of Analog IC - Other Type, specifically a SWITCHING CONTROLLER, which means it is capable of regulating power by switching between different voltage levels. The ON Semiconductor PMIC chip operates within a voltage supply range of 7.6V to 30V, providing flexibility and compatibility with a wide range of power sources. It also operates in CURRENT-MODE control mode, which allows for precise and efficient power regulation. With a rise time of only 50ns and a compact width of 3.9mm, this chip offers fast and accurate power switching capabilities without taking up too much space. In conclusion, the ON Semiconductor PMIC chip is a reliable and versatile power management solution, offering a wide range of features and specifications to meet the demands of various electronic devices. Its surface mountable design, high peak reflow temperature, and efficient control modes make it a popular choice among electronic manufacturers.

UC3845BD1R2 Features
Transistor Driver Outputs
Switching Frequency: 500kHz
Frequency Control
PULSE WIDTH MODULATION
Max Duty Cycle: 48 %

UC3845BD1R2 Applications
There are a lot of ON Semiconductor UC3845BD1R2 DC to DC converter applications.

Combined machine tools
Energy management systems
Imported equipment
Product testing
Ball screw pair
Current source circuits
Flaw detection equipment
Milling machines
Radio equipment
Hydrogen power
UC3845BD1R2 More Descriptions
UC384*B Boost Flyback Tape & Reel (TR) e0 DC to DC switching controller 50ns 1A 4.9mm 5.1V
Switching Controller, Current-mode, 1A, 275kHz Switching Freq-Max, BIPolar, PDSO8
Off-Line Controllers 52kHz 1A Current PWM No-Cancel/No-Return
IC REG CTRLR BOOST/FLYBACK 8SOIC
Certification
  • ISO 9001
  • ISO 13485
  • ISO 45001
  • ASA
  • ESD
  • DUNS
  • SMTA
  • ROHS

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