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E-UC3843BD1013TR

STMicroelectronics
RoHS
RoHS RoHS compliant
Package 8-SOIC (0.154, 3.90mm Width)
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description UC3843 Boost Flyback Digi-Reel? Positive Isolation Capable DC to DC switching controller 50ns 1A 4.9mm 5.1V
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Technical Details

Physical

Mount Surface Mount
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154, 3.90mm Width)
Number of Pins 8

Technical

Operating Temperature 0°C~70°C TA
Packaging Digi-Reel?
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
ECCN Code EAR99
Terminal Position DUAL
Terminal Form GULL WING
Frequency 500kHz
Base Part Number UC3843
Function Step-Up/Step-Down
Number of Outputs 1
Output Voltage 5.1V
Output Type Transistor Driver
Input Voltage-Nom 15V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive, Isolation Capable
Output Current 1A
Voltage - Supply (Vcc/Vdd) 7.6V~30V
Quiescent Current 12mA
Control Features Frequency Control
Topology Boost, Flyback
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
Max Duty Cycle 100 %
Duty Cycle (Max) 96%

Dimensions

Length 4.9mm
Width 3.9mm

Compliance

RoHS Status ROHS3 Compliant
Lead Free Lead Free

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