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UC3843BN
STMicroelectronicsRoHS 
RoHS compliant
RoHS compliantPackage 8-DIP (0.300, 7.62mm)
Category PMIC - Voltage Regulators - DC DC Switching Controllers / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
UC3843 Boost Flyback Tube e3 DC to DC switching controller 50ns 17mA 930.006106mg 5.05V
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Inventory: 355
Minimum: 1
Total Price: USD $0.27
Unit Price: USD $0.269735
≥1 USD $0.269735
≥10 USD $0.220107
≥50 USD $0.198839
≥100 USD $0.172305
≥500 USD $0.144157
≥1000 USD $0.137067
Technical Details
Supply Chain
Factory Lead Time 14 Weeks
Lifecycle Status ACTIVE (Last Updated: 7 months ago)
Physical
Mount Through Hole
Mounting Type Through Hole
Package / Case 8-DIP (0.300, 7.62mm)
Number of Pins 8
Weight 930.006106mg
Technical
Operating Temperature 0°C~70°C TJ
Packaging Tube
JESD-609 Code e3
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
ECCN Code EAR99
Terminal Finish Matte Tin (Sn) - annealed
Subcategory Switching Regulator or Controllers
Max Power Dissipation 800mW
Technology BIPOLAR
Terminal Position DUAL
Terminal Pitch 2.54mm
Frequency 250kHz
Base Part Number UC3843
Function Step-Up, Step-Up/Step-Down
Number of Outputs 1
Output Voltage 5.05V
Output Type Transistor Driver
Input Voltage-Nom 15V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
Power Dissipation 800mW
Output Current 200mA
Voltage - Supply (Vcc/Vdd) 7.6V~30V
Max Supply Current 17mA
Control Features Frequency Control
Topology Boost, Flyback
Control Mode CURRENT-MODE
Frequency - Switching Up to 500kHz
Control Technique PULSE WIDTH MODULATION
Rise Time 50 ns
Synchronous Rectifier No
Fall Time (Typ) 50 ns
Nominal Input Voltage 15V
Switcher Configuration SINGLE
Max Duty Cycle 100 %
Duty Cycle (Max) 96%
Dimensions
Height 3.32mm
Length 10.92mm
Width 6.6mm
Compliance
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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