UC3845N
RoHS 
RoHS compliant
RoHS compliantPackage 8-DIP (0.300, 7.62mm)
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
UC3845 Buck Boost Flyback Forward Converter Tube e4 DC to DC switching controller 50ns 1A 528.605208mg 13.5V
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Buying Options
Total Price: USD $1.21
Unit Price: USD $1.2144
≥1 USD $1.2144
≥10 USD $1.08944
≥100 USD $1.033648
≥500 USD $0.849024
≥1000 USD $0.79369
≥3000 USD $0.701395
Inventory: 1131
Minimum: 1
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Technical Details
Supply Chain
Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 2 days ago)
Physical
Mounting Type Through Hole
Package / Case 8-DIP (0.300, 7.62mm)
Surface Mount NO
Number of Pins 8
Weight 528.605208mg
Technical
Operating Temperature 0°C~70°C TA
Packaging Tube
JESD-609 Code e4
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
ECCN Code EAR99
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Subcategory Switching Regulator or Controllers
Technology BICMOS
Terminal Position DUAL
Terminal Pitch 2.54mm
Frequency 450kHz
Base Part Number UC3845
Function Step-Up, Step-Down, Step-Up/Step-Down
Number of Outputs 1
Output Voltage 13.5V
Output Type Transistor Driver
Input Voltage-Nom 15V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive, Isolation Capable
Power Dissipation 1W
Output Current 1A
Voltage - Supply (Vcc/Vdd) 12V~28V
Quiescent Current 11mA
Control Features Frequency Control
Topology Buck, Boost, Flyback, Forward Converter
Control Mode CURRENT-MODE
Frequency - Switching 500kHz
Control Technique PULSE WIDTH MODULATION
Rise Time 50 ns
Supply Current-Max (Isup) 25mA
Synchronous Rectifier No
Fall Time (Typ) 50 ns
Nominal Input Voltage 25V
Switcher Configuration BUCK-BOOST
Max Duty Cycle 50 %
Input Current 11mA
Duty Cycle (Max) 48%
Dimensions
Height 5.08mm
Length 9.81mm
Width 6.35mm
Thickness 3.9mm
Compliance
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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