UC2844D
RoHS 
RoHS compliant
RoHS compliantPackage 14-SOIC (0.154, 3.90mm Width)
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
CURRENT-MODE BIPOLAR DUAL Surface Mount DC-DC Controller IC 50ns -40C~85C TA Up to 500kHz 13.5V
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Buying Options
Total Price: USD $1.31
Unit Price: USD $1.3112
≥1 USD $1.3112
≥10 USD $1.17744
≥100 USD $1.110912
≥500 USD $0.946528
≥1000 USD $0.8888
≥3000 USD $0.777709
Inventory: 592
Minimum: 1
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Technical Details
Compliance
Lead Free Lead Free
RoHS Status ROHS3 Compliant
Dimensions
Thickness 1.58mm
Width 3.91mm
Length 8.65mm
Height 1.75mm
Technical
Duty Cycle (Max) 48%
Max Duty Cycle 50 %
Nominal Input Voltage 25V
Fall Time (Typ) 50 ns
Synchronous Rectifier No
Supply Current-Max (Isup) 25mA
Rise Time 50ns
Control Technique PULSE WIDTH MODULATION
Frequency - Switching Up to 500kHz
Control Mode CURRENT-MODE
Topology Boost, Buck, Buck-Boost, Flyback, Forward
Control Features Frequency Control
Voltage - Supply (Vcc/Vdd) 12V~28V
Output Current 200mA
Output Configuration Positive
Analog IC - Other Type SWITCHING CONTROLLER
Input Voltage-Nom 15V
Output Type Transistor Driver
Output Voltage 13.5V
Number of Outputs 1
Function Step-Up, Step-Down, Step-Up/Step-Down
Base Part Number UC2844
Frequency 450kHz
Peak Reflow Temperature (Cel) 260
Terminal Form GULL WING
Terminal Position DUAL
Technology BIPOLAR
Subcategory Switching Regulator or Controllers
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
ECCN Code EAR99
Number of Terminations 14
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Part Status Active
Pbfree Code yes
JESD-609 Code e4
Packaging Tube
Operating Temperature -40°C~85°C TA
Physical
Weight 122.413241mg
Number of Pins 14
Surface Mount YES
Package / Case 14-SOIC (0.154, 3.90mm Width)
Mounting Type Surface Mount
Supply Chain
Lifecycle Status ACTIVE (Last Updated: 2 days ago)
Factory Lead Time 6 Weeks
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