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UC3843D
Rochester Electronics, LLCRoHS 
RoHS compliant
RoHS compliantPackage 14-SOIC (0.209, 5.30mm Width)
Category PMIC - Voltage Regulators - DC DC Switching Controllers / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
CURRENT-MODE BIPOLAR DUAL Surface Mount DC-DC Controller IC 0C~70C TA Up to 500kHz 2.5V 8.65mm
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Inventory: 3148
Minimum: 1
Total Price: USD $1.32
Unit Price: USD $1.316348
≥1 USD $1.316348
≥10 USD $1.241836
≥100 USD $1.171549
≥500 USD $1.105225
≥1000 USD $1.042667
Technical Details
Physical
Mounting Type Surface Mount
Package / Case 14-SOIC (0.209, 5.30mm Width)
Surface Mount YES
Technical
Operating Temperature 0°C~70°C TA
Packaging Tube
JESD-609 Code e4
Pbfree Code yes
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 14
Terminal Finish NICKEL PALLADIUM GOLD
Technology BIPOLAR
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Function Step-Up, Step-Up/Step-Down
Number of Outputs 1
Output Voltage 2.5V
Output Type Transistor Driver
Input Voltage-Nom 15V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
Voltage - Supply (Vcc/Vdd) 7.6V~30V
Control Features Frequency Control
Input Voltage (Min) 8.2V
Topology Boost, Flyback
Control Mode CURRENT-MODE
Output Current-Max 1A
Frequency - Switching Up to 500kHz
Input Voltage (Max) 25V
Control Technique PULSE WIDTH MODULATION
Synchronous Rectifier No
Switcher Configuration SINGLE
Duty Cycle (Max) 97%
Compliance
RoHS Status ROHS3 Compliant
Alternative Model
No data
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