LM2657MTCX/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
VOLTAGE-MODE DUAL Surface Mount ROHS3Compliant DC-DC Controller IC -40C~125C TJ 200kHz~500kHz 600mV 9.7mm
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Buying Options
Total Price: USD $2.64
Unit Price: USD $2.6429
≥1 USD $2.6429
≥10 USD $2.1679
≥100 USD $2.10045
≥500 USD $2.033
≥1000 USD $1.9646
Inventory: 1108
Minimum: 1
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Technical Details
Compliance
Lead Free Lead Free
RoHS Status ROHS3 Compliant
Dimensions
Width 4.4mm
Length 9.7mm
Height Seated (Max) 1.1mm
Technical
Clock Sync No
Max Duty Cycle 70 %
Max Frequency 500kHz
Switcher Configuration PUSH-PULL
Synchronous Rectifier Yes
Control Technique PULSE WIDTH MODULATION
Frequency - Switching 200kHz~500kHz
Control Mode VOLTAGE-MODE
Topology Buck
Input Voltage (Min) 4.5V
Control Features Current Limit, Enable, Frequency Control, Power Good, Soft Start
Quiescent Current 2.5mA
Voltage - Supply (Vcc/Vdd) 4.5V~28V
Output Current 20A
Output Configuration Positive
Analog IC - Other Type DUAL SWITCHING CONTROLLER
Input Voltage-Nom 15V
Operating Supply Voltage 28V
Output Type Transistor Driver
Output Voltage 600mV
Number of Outputs 2
Function Step-Down
Base Part Number LM2657
Terminal Pitch 0.65mm
Peak Reflow Temperature (Cel) 260
Terminal Form GULL WING
Terminal Position DUAL
Subcategory Switching Regulator or Controllers
Terminal Finish Matte Tin (Sn)
ECCN Code EAR99
Number of Terminations 28
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Part Status Obsolete
JESD-609 Code e3
Packaging Tape & Reel (TR)
Operating Temperature -40°C~125°C TJ
Physical
Number of Pins 28
Package / Case 28-TSSOP (0.173, 4.40mm Width)
Mounting Type Surface Mount
Mount Surface Mount
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