UC3843DX
RoHS
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Package 14-SOIC (0.209, 5.30mm Width)
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
UC3843 Boost Flyback Tape & Reel (TR) Positive DC to DC switching controller 35ns 17mA 30V Up to 500kHz
PDF
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Buying Options
Total Price: USD $1.38
Unit Price: USD $1.3813
≥1 USD $1.3813
≥10 USD $1.13335
≥100 USD $1.0982
≥500 USD $1.06305
≥1000 USD $1.0279
Inventory: 1513
Minimum: 1
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Technical Details
Physical
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 14-SOIC (0.209, 5.30mm Width)
Number of Pins 14
Supplier Device Package 14-SOP
Technical
Operating Temperature 0°C~70°C TA
Packaging Tape & Reel (TR)
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Max Operating Temperature 70°C
Min Operating Temperature 0°C
Base Part Number UC3843
Function Step-Up, Step-Up/Step-Down
Number of Outputs 1
Output Type Transistor Driver
Max Supply Voltage 30V
Operating Supply Current 17mA
Nominal Supply Current 17mA
Output Configuration Positive
Output Current 1A
Voltage - Supply (Vcc/Vdd) 7.6V~30V
Control Features Frequency Control
Topology Boost, Flyback
Frequency - Switching Up to 500kHz
Rise Time 45ns
Synchronous Rectifier No
Fall Time (Typ) 35 ns
Max Frequency 500kHz
Max Duty Cycle 100 %
Duty Cycle (Max) 97%
Clock Sync No
Output Phases 1
Compliance
RoHS Status RoHS Compliant
Alternative Model
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