UC3845AD8
RoHS 
RoHS compliant
RoHS compliantPackage 8-SOIC (0.154, 3.90mm Width)
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 200mA 72.603129mg 5V
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Buying Options
Total Price: USD $1.12
Unit Price: USD $1.1176
≥1 USD $1.1176
≥10 USD $0.9988
≥100 USD $0.948174
≥500 USD $0.778862
≥1000 USD $0.72805
≥3000 USD $0.643403
Inventory: 1180
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 Surface Mount
Package / Case 8-SOIC (0.154, 3.90mm Width)
Surface Mount YES
Number of Pins 8
Weight 72.603129mg
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 BIPOLAR
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Supply Voltage 11V
Frequency 500kHz
Base Part Number UC3845
Function Step-Up, Step-Down, Step-Up/Step-Down
Number of Outputs 1
Output Voltage 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 200mA
Voltage - Supply (Vcc/Vdd) 7.6V~30V
Quiescent Current 11mA
Control Features Frequency Control
Topology Buck, Boost, Flyback, Forward Converter
Control Mode CURRENT-MODE
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 15V
Switcher Configuration BUCK-BOOST
Max Duty Cycle 50 %
Input Current 11mA
Duty Cycle (Max) 48%
Dimensions
Height 1.75mm
Length 4.9mm
Width 3.91mm
Thickness 1.58mm
Compliance
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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