UCC28251RGPR
RoHS 
RoHS compliant
RoHS compliantPackage 20-VFQFN Exposed Pad
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
UCC28251 Full-Bridge Half-Bridge Push-Pull Tape & Reel (TR) e4 DC to DC switching controller 8ns 2mA 1mm 3.25V
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Buying Options
Total Price: USD $3.22
Unit Price: USD $3.2224
≥1 USD $3.2224
≥10 USD $2.64385
≥100 USD $2.5612
≥500 USD $2.47855
≥1000 USD $2.3959
Inventory: 21150
Minimum: 1
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Technical Details
Supply Chain
Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 1 week ago)
Physical
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 20-VFQFN Exposed Pad
Number of Pins 20
Technical
Operating Temperature -40°C~125°C TJ
Packaging Tape & Reel (TR)
JESD-609 Code e4
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 2 (1 Year)
Number of Terminations 20
ECCN Code EAR99
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Subcategory Switching Regulator or Controllers
Terminal Position QUAD
Peak Reflow Temperature (Cel) 260
Supply Voltage 12V
Terminal Pitch 0.5mm
Base Part Number UCC28251
Function Step-Up/Step-Down
Number of Outputs 2
Output Voltage 3.25V
Output Type PWM Signal
Operating Supply Voltage 12V
Input Voltage-Nom 12V
Analog IC - Other Type SWITCHING CONTROLLER
Operating Supply Current 2mA
Nominal Supply Current 2mA
Output Configuration Positive
Output Current 25mA
Voltage - Supply (Vcc/Vdd) 4.7V~17V
Control Features Current Limit, Enable, Frequency Control, Ramp, Soft Start
Input Voltage (Min) 4.7V
Topology Full-Bridge, Half-Bridge, Push-Pull
Control Mode CURRENT/VOLTAGE-MODE
Frequency - Switching 42kHz~945kHz
Control Technique PULSE WIDTH MODULATION
Rise Time 8 ns
Synchronous Rectifier Yes
Fall Time (Typ) 8 ns
Max Duty Cycle 100 %
Clock Sync No
Duty Cycle 100 %
Output Phases 1
Dimensions
Height 1mm
Length 4mm
Width 4mm
Thickness 930μm
Compliance
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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