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UC3845BD1013TR
STMicroelectronicsRoHS 
RoHS compliant
RoHS compliantPackage 8-SOIC (0.154, 3.90mm Width)
Category PMIC - Voltage Regulators - DC DC Switching Controllers / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
UC3845 Boost Flyback Tape & Reel (TR) e4 DC to DC switching controller 50ns 12mA 1.25mm 5.1V
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Pricing & Ordering
Inventory: 4475
Minimum: 5
Total Price: USD $1.15
Unit Price: USD $0.230322
≥5 USD $0.230322
≥50 USD $0.184174
≥150 USD $0.164401
≥500 USD $0.139718
≥2500 USD $0.12873
Technical Details
Supply Chain
Factory Lead Time 10 Weeks
Lifecycle Status ACTIVE (Last Updated: 7 months ago)
Physical
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154, 3.90mm Width)
Number of Pins 8
Technical
Operating Temperature -40°C~150°C TJ
Packaging Tape & Reel (TR)
JESD-609 Code e4
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
Frequency 500kHz
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number UC3845
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
Max Supply Current 12mA
Quiescent Current 12mA
Control Features Frequency Control
Topology Boost, Flyback
Control Mode CURRENT-MODE
Control Technique PULSE WIDTH MODULATION
Rise Time 50 ns
Synchronous Rectifier No
Fall Time (Typ) 50 ns
Nominal Input Voltage 30V
Switcher Configuration SINGLE
Max Duty Cycle 50 %
Duty Cycle (Max) 48%
Compliance
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Dimensions
Height 1.25mm
Length 5mm
Width 4mm
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