Texas Instruments UC3845DG4

UC3845DG4 Overview
The manufacturer of this component is Texas Instruments. It is a chip used for power management, specifically in regulating voltage and controlling direct current (DC) switching. This chip falls under the category of PMIC - Voltage Regulators - DC DC Switching Controllers. It comes in a 14-SOIC package with a width of 0.154 inches (3.90mm). The recommended operating temperature range is 0°C to 70°C. It has been tested and meets the JESD-609 standard with an e4 code. The terminal finish is made of nickel, palladium, and gold (Ni/Pd/Au). The output voltage of this chip is 13.5V, while the nominal input voltage is 15V. It can be used in various power management topologies such as buck, boost, flyback, and forward converter. The control mode is CURRENT-MODE, and the maximum duty cycle is 50%. The chip has an input current of 11mA.

UC3845DG4 Features
Transistor Driver Outputs
Switching Frequency: 500kHz
Frequency Control
PULSE WIDTH MODULATION
Max Duty Cycle: 50 %
Frequency: 450kHz

UC3845DG4 Applications
There are a lot of Texas Instruments UC3845DG4 DC to DC converter applications.

Product burn-in
Refrigerators of central air conditioners
Emergency lighting monitoring equipment
Various precision measuring detectors
Production lines
Scientific research
Remotely powered electric motors
Milling machines
PSRR circuits
Planers