Part Image

UC1846J - Texas Instruments

Description: Texas Instruments UC1846J, PWM Current Mode Controller, Dual 500 mA, 500 kHz, 40 V, 16-Pin CDIP

Download UC1846J Model
Schematic
symbols
Schematic symbol is unavailable for download
PCB
footprints
PCB footprint is unavailable for download
3D
models
3D model is unavailable for download
PCB Footprints
UC1846J - Texas Instruments PCB footprint - Ceramic Dual-In-Line Packages - Ceramic Dual-In-Line Packages - J(R-GDIP-T16)
click to zoom
3D Models
UC1846J - Texas Instruments  - 3D model - Ceramic Dual-In-Line Packages - J(R-GDIP-T16)
click to zoom

UC1846J Details

  • Manufacturer Part Number:

    UC1846J

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Pin Count:

    16

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    7.25 V

  • Input Voltage-Nom:

    15 V

  • JESD-30 Code:

    R-GDIP-T16

  • JESD-609 Code:

    e0

  • Length:

    19.56 mm

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Output Current-Max:

    0.5 A

  • Output Voltage-Max:

    5.15 V

  • Output Voltage-Min:

    5.05 V

  • Output Voltage-Nom:

    5.1 V

  • Package Body Material:

    CERAMIC, GLASS-SEALED

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP16,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    4.57 mm

  • Supply Current-Max (Isup):

    21 mA

  • Supply Voltage-Max (Vsup):

    40 V

  • Supply Voltage-Min (Vsup):

    12 V

  • Surface Mount:

    NO

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    500 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    MILITARY

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    6.92 mm

UC1846J Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the UC1846J is 15V to 40V, although it can tolerate up to 45V for short periods.
  • To ensure stability, make sure to decouple the input and output pins with capacitors, use a minimum of 10nF ceramic capacitor between VCC and GND, and keep the layout compact and symmetrical.
  • The maximum output current of the UC1846J is 1A, but it's recommended to limit the output current to 500mA for reliable operation.
  • While the UC1846J can be used as a voltage regulator, it's not recommended as it's primarily designed as a switch-mode controller. For voltage regulation, consider using a dedicated voltage regulator IC.
  • Choose an inductor value based on the desired output voltage, input voltage, and switching frequency. A good starting point is to use the inductor value calculation formula provided in the datasheet or application notes.

Trust Checks

This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored

UC1846J Overview

Use the download button to access the UC1846J schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like UC184, or try a keyword search, such as Switching Regulator or Controllers

About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

Parts related to UC1846J

Showing 0 results

UC1846J Alternates

Showing results

Image Part Number Model
Part Image SG1846J-883B Microchip Technology Inc

Switching Controller, Current-mode, 0.5A, 500kHz Switching Freq-Max, CDIP16

Part Image LT1846J Linear Technology

Switching Controller, Current-mode, 0.5A, 47kHz Switching Freq-Max, BIPolar, CDIP16

Part Image UC1846J/883BC Texas Instruments

Switching Controller, Current-mode, 0.5A, 500kHz Switching Freq-Max, BIPolar, CDIP16

Part Image UC1846J/80364 Texas Instruments

Switching Controller, Current-mode, 0.5A, 500kHz Switching Freq-Max, BICMOS, CDIP16

Part Image 5962-8680601EA Linfinity Microelectronics

Switching Controller, Current-mode, 0.5A, 500kHz Switching Freq-Max, CDIP16

For a full list of alternate parts for UC1846J, check out Findchips.com