Texas Instruments UC3844AD

Name: UC3844AD
Brand: Texas Instruments
SKU: 3739391-UC3844AD
Availability: InStock
Rating: 5 (1 reviews)

Part Number:: UC3844AD

Manufacturer:: Texas Instruments

Ventron No:: 3739391-UC3844AD

Description:: 30-V, 1A, 500KHz current mode PWM controller with 16V/10V UVLO 50% duty cycle, 0°C to 70°C

ECAD Model:

Datasheet:: uc3844a

Specifications

Texas Instruments UC3844AD technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments UC3844AD.

Lifecycle Status
OBSOLETE (Last Updated: 1 month ago)
Mount
Surface Mount
Mounting Type
Surface Mount
Package / Case
14-SOIC (0.154, 3.90mm Width)
Number of Pins
14
Operating Temperature
0°C~70°C TA
Packaging
Tube
JESD-609 Code
e3
Pbfree Code
yes
Part Status
Discontinued
Moisture Sensitivity Level (MSL)
1 (Unlimited)
Number of Terminations
14
ECCN Code
EAR99
Terminal Finish
Matte Tin (Sn)
Subcategory
Switching Regulator or Controllers
Technology
BIPOLAR
Terminal Position
DUAL
Terminal Form
GULL WING
Peak Reflow Temperature (Cel)
260
Frequency
500kHz
Reflow Temperature-Max (s)
40
Base Part Number
UC*84
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
Power Dissipation
1W
Output Current
200mA
Voltage - Supply (Vcc/Vdd)
10V~30V
Quiescent Current
11mA
Control Features
Frequency Control
Topology
Boost, Buck, Flyback, Forward
Control Mode
CURRENT-MODE
Frequency - Switching
Up to 500kHz
Input Voltage (Max)
30V
Control Technique
PULSE WIDTH MODULATION
Rise Time
50ns
Synchronous Rectifier
No
Fall Time (Typ)
50 ns
Switcher Configuration
SINGLE
Threshold Voltage
11.5V
Max Duty Cycle
50 %
Input Current
11mA
Duty Cycle (Max)
48%
Length
8.64mm
Width
3.875mm
REACH SVHC
No SVHC
RoHS Status
RoHS Compliant
Lead Free
Lead Free

Description

UC3844AD Overview
The mount for this product is surface mount, meaning it can be mounted directly onto a surface. The mounting type is also surface mount. The ECCN code for this product is EAR99, indicating that it does not require an export license. The technology used in this product is bipolar. The terminal position is dual, meaning there are two terminals for connection. The base part number is UC*84. The output configuration is positive, meaning the output voltage is higher than the input voltage. The power dissipation for this product is 1W. The maximum input voltage for this product is 30V. This product is also RoHS compliant, meaning it is in compliance with the Restriction of Hazardous Substances directive.

UC3844AD Features
Transistor Driver Outputs
Switching Frequency: Up to 500kHz
Frequency Control
PULSE WIDTH MODULATION
Max Duty Cycle: 50 %
Frequency: 500kHz

UC3844AD Applications
There are a lot of Microchip Technology UC3844AD DC to DC converter applications.

Television equipment
Special machining machine tools
Injection molding machinery
Experimental setup
Automatic testing equipment
Geothermal power
Smoke exhaust equipment
Electric heating, lighting
Domestic water pumps
Cutting machine tools

UC3844AD More Descriptions

TEXAS INSTRUMENTS UC3844ADCurrent Mode PWM, 25V-12V supply, 500 kHz, 15V/200mA out, SOIC-14
Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO14
CURRENT-MODE BIPOLAR DUAL Surface Mount DC-DC Controller IC 50ns 1W 0C~70C TA Up to 500kHz
Ic, Current Mode Pwm Ctrl, 30V, Soic-14; Input Voltage:25V; Output Voltage:15V; Output Current:200Ma; Supply Voltage Min:12V; Supply Voltage Max:25V; Controller Ic Case Style:Soic; No. Of Pins:14Pins; Frequency:500Khz; Operating Rohs Compliant: Yes |TEXAS INSTRUMENTS UC3844AD

Certification