Parameters |
Frequency |
450kHz |
Base Part Number |
UC2843 |
Function |
Step-Up, Step-Down, Step-Up/Step-Down |
Number of Outputs |
1 |
Output Voltage |
15V |
Output Type |
Transistor Driver |
Input Voltage-Nom |
15V |
Analog IC - Other Type |
SWITCHING CONTROLLER |
Output Configuration |
Positive |
Output Current |
200mA |
Voltage - Supply (Vcc/Vdd) |
7.6V~30V |
Control Features |
Frequency Control |
Topology |
Boost, Buck, Buck-Boost, Flyback, Forward |
Control Mode |
CURRENT-MODE |
Frequency - Switching |
Up to 500kHz |
Control Technique |
PULSE WIDTH MODULATION |
Rise Time |
50ns |
Supply Current-Max (Isup) |
25mA |
Synchronous Rectifier |
No |
Fall Time (Typ) |
50 ns |
Nominal Input Voltage |
25V |
Max Duty Cycle |
100 % |
Duty Cycle (Max) |
96% |
Height |
1.75mm |
Length |
4.9mm |
Width |
3.91mm |
Thickness |
1.58mm |
RoHS Status |
ROHS3 Compliant |
Lead Free |
Lead Free |
Factory Lead Time |
1 Week |
Lifecycle Status |
ACTIVE (Last Updated: 3 days ago) |
Mounting Type |
Surface Mount |
Package / Case |
8-SOIC (0.154, 3.90mm Width) |
Surface Mount |
YES |
Number of Pins |
8 |
Weight |
72.603129mg |
Operating Temperature |
-40°C~85°C TA |
Packaging |
Tube |
JESD-609 Code |
e4 |
Pbfree Code |
yes |
Part Status |
Active |
Moisture Sensitivity Level (MSL) |
1 (Unlimited) |
Number of Terminations |
8 |
ECCN Code |
EAR99 |
Terminal Finish |
Nickel/Palladium/Gold (Ni/Pd/Au) |
Subcategory |
Switching Regulator or Controllers |
Technology |
BIPOLAR |
Terminal Position |
DUAL |
Terminal Form |
GULL WING |
Peak Reflow Temperature (Cel) |
260 |
Supply Voltage |
11V |
UC2843AD8G4 Overview
Capsuled in the 8-SOIC (0.154, 3.90mm Width) package, the switching controller suits most application needs. 1 outputs are supported by the dc motor controller. There is a Tube solid enclosure around the pmic. Transistor Driver dc switching's outputs (s) are supported. This dc control has a supply voltage and operating voltage of 7.6V~30V. Qualified to work in a -40°C~85°C TA dc switcher. A switching controller such as this can switch at a value of Up to 500kHz . It is suitable for general dc dc regulator when it is set to Surface Mount. Switching control is made easier with the dcdc regulator's Frequency Control. A SWITCHING CONTROLLER analog integrated circuit is connected to the switch converters. A switching converters's terminal (s) sits at the DUAL position. A variety of 8 terminations are available in dc switching. PULSE WIDTH MODULATION is an example of one of the control techniques these dc dc converter ics adapt. 15V nominal DC switcher's voltage input. UC2843 can be used to locate other relevant dc to dc converter ics. There are only 8 pins on switching converter. Switching converter is a type of Switching Regulator or Controllers in particular. Statistically, the DC regulator outputs 15V voltage. If you are starting a new project, you should note the dc dc regulator's typical output current is 200mA. As a result of this, the maximum duty cycle of the voltage regulator dc to dc must remain 100 % during power-up and power-down. Switching controllers work at 450kHz Hz. It is possible to set the input voltage as 25V for nominal working statuses. There must be a voltage supply of 11V volts. There should be 25mA current exceeding 25mA supplied to the controller.
UC2843AD8G4 Features
Transistor Driver Outputs
Switching Frequency: Up to 500kHz
Frequency Control
PULSE WIDTH MODULATION
Max Duty Cycle: 100 %
Frequency: 450kHz
UC2843AD8G4 Applications
There are a lot of Texas Instruments UC2843AD8G4 DC to DC converter applications.
- Hydraulic presses
- Lathes
- Smoke exhaust equipment
- Laboratories
- Sink circuits
- CNC system
- Flaw detection equipment
- Large fire protection systems
- Boring machines
- Flexible manufacturing cells