14 Terminals 12V~28V 14-Pin UC2844 DC to DC converter ICSWITCHING CONTROLLER 1 Outputs Up to 500kHz Transistor Driver
SOT-23
UC2844DG4 Datasheet
non-compliant
In-Stock: 0 items
Specifications
Name
Value
Type
Parameter
Factory Lead Time
6 Weeks
Lifecycle Status
ACTIVE (Last Updated: 1 week ago)
Mounting Type
Surface Mount
Package / Case
14-SOIC (0.154, 3.90mm Width)
Surface Mount
YES
Number of Pins
14
Weight
122.413241mg
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
14
ECCN Code
EAR99
Terminal Finish
Nickel/Palladium/Gold (Ni/Pd/Au)
Subcategory
Switching Regulator or Controllers
Technology
BICMOS
Terminal Position
DUAL
Terminal Form
GULL WING
Peak Reflow Temperature (Cel)
260
Frequency
450kHz
Base Part Number
UC2844
Function
Step-Up, Step-Down, Step-Up/Step-Down
Number of Outputs
1
Output Voltage
13.5V
Output Type
Transistor Driver
Input Voltage-Nom
15V
Analog IC - Other Type
SWITCHING CONTROLLER
Output Configuration
Positive
Output Current
200mA
Voltage - Supply (Vcc/Vdd)
12V~28V
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
50 %
Duty Cycle (Max)
48%
Height
1.75mm
Length
8.65mm
Width
3.91mm
Thickness
1.58mm
RoHS Status
ROHS3 Compliant
Lead Free
Lead Free
UC2844DG4 Product Details
UC2844DG4 Overview
Capsuled in the 14-SOIC (0.154, 3.90mm Width) package, the switching controller can be used for a wide range of applications. 1 outputs are supported by the dc motor controller. Packaged in solid enclosures, this pmic has a Tube rating. It is capable of handling Transistor Driver dc switching's outputs (s). DC control operates at 12V~28V volts and has 12V~28V supply voltage. A -40°C~85°C TA dc switcher is not a problem. The switching controller is capable of switching at the Up to 500kHz position. dc dc regulator can be generalized using Surface Mount. Switching control is made easier with the dcdc regulator's Frequency Control. Thare switch converters are connected to an analog integrated circuit (IC) of type SWITCHING CONTROLLER. A switching converters's terminal (s) sits at the DUAL position. Various 14 terminations. Some of the control techniques adapted by these dc dc converter ics include PULSE WIDTH MODULATION. DC switcher's input voltageis 15V volts. UC2844 can be searched for other relevant dc to dc converter ics. 14 pins are present on switching converter. Particularly, switching converter is a type of Switching Regulator or Controllers. A 13.5V voltage of DC regulator was detected in the test statistics. A starting point for a project is to note down the dc dc regulator's usual output current, which is 200mA. During power-up and power-down, the maximum duty cycle of the voltage regulator dc to dc is set to 50 %. Switching controllers operate at 450kHz frequencies. You can set the input voltage to 25V for nominal working status. In order to ensure proper operation, the controller should not receive more current than 25mA.
UC2844DG4 Features
Transistor Driver Outputs Switching Frequency: Up to 500kHz Frequency Control PULSE WIDTH MODULATION Max Duty Cycle: 50 % Frequency: 450kHz
UC2844DG4 Applications
There are a lot of Texas Instruments UC2844DG4 DC to DC converter applications.