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E-UC3844BN

STMicroelectronics
RoHS
RoHS RoHS compliant
Package 8-DIP (0.300, 7.62mm)
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description UC3844 Boost Flyback Tube Positive Isolation Capable DC to DC switching controller 50ns 1A 2.54mm 5.1V
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Technical Details

Physical

Mount Through Hole
Mounting Type Through Hole
Package / Case 8-DIP (0.300, 7.62mm)
Number of Pins 8

Dimensions

Width 7.62mm

Technical

Operating Temperature 0°C~70°C TA
Packaging Tube
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
ECCN Code EAR99
Terminal Position DUAL
Terminal Pitch 2.54mm
Frequency 250kHz
Base Part Number UC3844
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) 10V~30V
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 50 %
Duty Cycle (Max) 48%

Compliance

RoHS Status ROHS3 Compliant
Lead Free Lead Free

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