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LM27403SQX/NOPB
Texas InstrumentsRoHS 
RoHS compliant
RoHS compliantPackage 24-WFQFN Exposed Pad
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
LM27403 Buck Tape & Reel (TR) e3 DC to DC switching controller 20mus 3.5mA 800mum 4.7V
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Inventory: 5407
Minimum: 1
Total Price: USD $1.59
Unit Price: USD $1.590719
≥1 USD $1.590719
≥10 USD $1.500681
≥100 USD $1.415736
≥500 USD $1.3356
≥1000 USD $1.26
≥3000 USD $1.188684
Technical Details
Supply Chain
Factory Lead Time 20 Weeks
Lifecycle Status ACTIVE (Last Updated: 1 week ago)
Technical
Operating Temperature -40°C~125°C TJ
Packaging Tape & Reel (TR)
JESD-609 Code e3
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 24
ECCN Code EAR99
Terminal Finish Matte Tin (Sn)
Terminal Position QUAD
Terminal Form NO LEAD
Peak Reflow Temperature (Cel) 260
Terminal Pitch 0.5mm
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Base Part Number LM27403
Function Step-Down
Number of Outputs 1
Output Voltage 4.7V
Output Type Transistor Driver
Operating Supply Voltage 20V
Input Voltage-Nom 12V
Analog IC - Other Type SWITCHING CONTROLLER
Operating Supply Current 3.5mA
Output Configuration Positive
Voltage - Supply (Vcc/Vdd) 3V~20V
Quiescent Current 3.5mA
Control Features Enable, Frequency Control, Power Good, Soft Start, Tracking
Input Voltage (Min) 3V
Topology Buck
Control Mode VOLTAGE-MODE
Frequency - Switching 200kHz~1.2MHz
Control Technique PULSE WIDTH MODULATION
Rise Time 20μs
Synchronous Rectifier Yes
Fall Time (Typ) 20 μs
Max Duty Cycle 93 %
Physical
Mounting Type Surface Mount
Package / Case 24-WFQFN Exposed Pad
Surface Mount YES
Number of Pins 24
Dimensions
Height 800μm
Length 4mm
Width 4mm
Thickness 750μm
Compliance
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Alternative Model
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