LM5642XMTX/NOPB
RoHS 
RoHS compliant
RoHS compliantPackage 28-TSSOP (0.173, 4.40mm Width)
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
LM5642 Buck Tape & Reel (TR) e3 DC to DC switching controller 1.1mA 20A 1.2mm 32.4V
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Buying Options
Total Price: USD $3.99
Unit Price: USD $3.9864
≥1 USD $3.9864
≥10 USD $3.58336
≥100 USD $3.387648
≥500 USD $2.935944
≥1000 USD $2.785411
≥3000 USD $2.499341
Inventory: 990
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 28-TSSOP (0.173, 4.40mm Width)
Number of Pins 28
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) 3 (168 Hours)
Number of Terminations 28
ECCN Code EAR99
Terminal Finish Matte Tin (Sn)
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Terminal Pitch 0.65mm
Base Part Number LM5642
Function Step-Down
Number of Outputs 2
Output Voltage 32.4V
Output Type Transistor Driver
Input Voltage-Nom 5V
Analog IC - Other Type DUAL SWITCHING CONTROLLER
Output Configuration Positive
Output Current 20A
Voltage - Supply (Vcc/Vdd) 4.5V~36V
Quiescent Current 1.1mA
Control Features Current Limit, Enable, Soft Start
Input Voltage (Min) 4.5V
Topology Buck
Control Mode CURRENT-MODE
Frequency - Switching 375kHz
Input Voltage (Max) 36V
Control Technique PULSE WIDTH MODULATION
Synchronous Rectifier Yes
Switcher Configuration PUSH-PULL
Max Frequency 424kHz
Max Duty Cycle 98.9 %
Dimensions
Height 1.2mm
Length 9.7mm
Width 4.4mm
Thickness 1mm
Compliance
Radiation Hardening No
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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