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LM5642XMTX/NOPB

LM5642XMTX/NOPB

LM5642XMTX/NOPB

Texas Instruments

28 Terminals 4.5V~36V 28-Pin LM5642 DC to DC converter ICDUAL SWITCHING CONTROLLER 2 Outputs 375kHz Transistor Driver

SOT-23

LM5642XMTX/NOPB Datasheet

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In-Stock: 0 items
Specifications
Name Value
Type Parameter
Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 1 week ago)
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 28-TSSOP (0.173, 4.40mm Width)
Number of Pins 28
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 %
Height 1.2mm
Length 9.7mm
Width 4.4mm
Thickness 1mm
Radiation Hardening No
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Pricing & Ordering
Quantity Unit Price Ext. Price
2,500 $2.04820 $4.0964
5,000 $1.97120 $9.856
LM5642XMTX/NOPB Product Details

LM5642XMTX/NOPB Overview


Capsuled in the 28-TSSOP (0.173, 4.40mm Width) package, the switching controller suits most application needs. The dc motor controller is adquate to generate for 2 outputs. The pmic is packaged in Tape & Reel (TR) solid enclosure. It is capable of dealing with Transistor Driver dc switching's output (s). dc switching'sThe supply and operating voltage of the dc control are 4.5V~36V. Qualified to work in a -40°C~125°C TJ dc switcher. This switching controller can switch at 375kHz. Surface Mount makes it suitable for general dc dc regulator. The dcdc regulator features Current Limit, Enable, Soft Start for efficient switching control. The switch converters are connected to a DUAL SWITCHING CONTROLLER analog IC. Terminal (s) of the switching converters are designed at the DUAL position. 28 terminations with a variety of function. To name a few of the control techniques these dc dc converter ics adapt, it includes PULSE WIDTH MODULATION. 5V nominal DC switcher's voltage input. Other relevant dc to dc converter ics can be found by searching "LM5642". Switching converter has a total of 28 pins. The minimum input voltage of the dc dc voltage regulator should be 4.5V. According to the test statistics, DC regulator outputs 32.4V voltage. It should be fully noted that the dc to dc regulator only accepts 36V input voltage at most. The dc dc regulator's usual output current is 20A, which should be noted down when you start a project. To ensure the reliability under power-up and power-down, the maximum duty cycle of the voltage regulator dc to dc is set as 98.9 %. DC switcher's Surface Mount makes it qualified for most application and prototype designs. DC switcher'sThe max frequency of the pmic can reach 424kHz. The dc switching utilizes 1.1mA when it is in a dormant state.

LM5642XMTX/NOPB Features


Transistor Driver Outputs
Switching Frequency: 375kHz
Current Limit, Enable, Soft Start
PULSE WIDTH MODULATION
Max Duty Cycle: 98.9 %


LM5642XMTX/NOPB Applications


There are a lot of Texas Instruments
LM5642XMTX/NOPB DC to DC converter applications.


  • CNC system
  • Servo drive system
  • Digital display device
  • Linear guide
  • Ball screw pair
  • Computer application technology
  • Network technology
  • Automation technology
  • CMM
  • Various precision measuring instruments

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