UC3843D8
RoHS 
RoHS compliant
RoHS compliantPackage 8-SOIC (0.154, 3.90mm Width)
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
UC3843 Boost Buck Buck-Boost Flyback Forward Tube e4 DC to DC switching controller 50ns 11mA 72.603129mg 5V
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Buying Options
Total Price: USD $1.38
Unit Price: USD $1.3816
≥1 USD $1.3816
≥10 USD $1.232
≥100 USD $1.169696
≥500 USD $0.960784
≥1000 USD $0.898128
≥3000 USD $0.79369
Inventory: 315
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) 97%
Input Current 11mA
Max Duty Cycle 100 %
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) 12V~28V
Output Current 200mA
Power Dissipation 650mW
Output Configuration Positive
Operating Supply Current 11mA
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 UC3843
Frequency 450kHz
Peak Reflow Temperature (Cel) 260
Terminal Form GULL WING
Terminal Position DUAL
Technology BICMOS
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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