UC3844AD8
RoHS 
RoHS compliant
RoHS compliantPackage 8-SOIC (0.154, 3.90mm Width)
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
UC3844 Boost Buck Buck-Boost Flyback Forward Tube e4 DC to DC switching controller 50ns 1A 72.603129mg 5V
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Buying Options
Total Price: USD $1.12
Unit Price: USD $1.1176
≥1 USD $1.1176
≥10 USD $0.9988
≥100 USD $0.948174
≥500 USD $0.778862
≥1000 USD $0.72805
≥3000 USD $0.643403
Inventory: 1134
Minimum: 1
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Technical Details
Compliance
Lead Free Lead Free
RoHS Status ROHS3 Compliant
REACH SVHC No SVHC
Dimensions
Thickness 1.58mm
Width 3.91mm
Length 4.9mm
Height 1.75mm
Technical
Duty Cycle (Max) 48%
Input Current 11mA
Max Duty Cycle 50 %
Nominal Input Voltage 15V
Fall Time (Typ) 50 ns
Synchronous Rectifier No
Supply Current-Max (Isup) 25mA
Rise Time 50 ns
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
Quiescent Current 11mA
Voltage - Supply (Vcc/Vdd) 10V~30V
Output Current 1A
Power Dissipation 1W
Output Configuration Positive
Analog IC - Other Type SWITCHING CONTROLLER
Input Voltage-Nom 15V
Output Type Transistor Driver
Output Voltage 5V
Number of Outputs 1
Function Step-Up, Step-Down, Step-Up/Step-Down
Base Part Number UC3844
Frequency 450kHz
Supply Voltage 11V
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 8
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Part Status Active
Pbfree Code yes
JESD-609 Code e4
Packaging Tube
Operating Temperature 0°C~70°C TA
Physical
Weight 72.603129mg
Number of Pins 8
Surface Mount YES
Package / Case 8-SOIC (0.154, 3.90mm Width)
Mounting Type Surface Mount
Supply Chain
Lifecycle Status ACTIVE (Last Updated: 1 day ago)
Factory Lead Time 6 Weeks
Alternative Model
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