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LM5642XMTX

LM5642XMTX

LM5642XMTX

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 Datasheet

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In-Stock: 0 items
Specifications
Name Value
Type Parameter
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 e0
Pbfree Code no
Part Status Obsolete
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 28
ECCN Code EAR99
Terminal Finish Tin/Lead (Sn/Pb)
Subcategory Switching Regulator or Controllers
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 235
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 %
Length 9.7mm
Width 4.4mm
Radiation Hardening No
RoHS Status Non-RoHS Compliant
Lead Free Contains Lead
Pricing & Ordering
Quantity Unit Price Ext. Price
1 $1.895379 $1.895379
10 $1.788093 $17.88093
100 $1.686880 $168.688
500 $1.591397 $795.6985
1000 $1.501317 $1501.317
LM5642XMTX Product Details

LM5642XMTX Overview


It comes in a 28-TSSOP (0.173, 4.40mm Width) package, so switching controller can be used for most applications. The dc motor controller is adquate to generate for 2 outputs. Packaging for the pmic consists of Tape & Reel (TR) solid enclosures. It is capable of handling Transistor Driver dc switching's outputs (s). This dc control operates at 4.5V~36V and has a 4.5V~36V supply voltage. A -40°C~125°C TJ dc switcher is not a problem. A switching controller such as this can switch at a value of 375kHz . dc dc regulator is made easier with Surface Mount. To provide efficient switching control, Current Limit, Enable, Soft Start is included in the dcdc regulator. A DUAL SWITCHING CONTROLLER analog IC is connected to the switch converters. A switching converters's terminal (s) sits at the DUAL position. 28 terminations with a variety of function. PULSE WIDTH MODULATION is an example of one of the control techniques these dc dc converter ics adapt. The DC switcher's nominal voltage is 5V. LM5642 can be searched for other relevant dc to dc converter ics. Switching converter has a total of 28 pins. The type is a particular Switching Regulator or Controllers of switching converter. Input voltage of dc dc voltage regulator must be 4.5V. DC regulator outputs 32.4V voltage according to the test statistics. This dc to dc regulator accepts only 36V input voltage at most. You should note down the dc dc regulator's usual output current of 20A 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'sDC regulator has a maximum frequency of 424kHz. When the dc switching is dormant, it uses 1.1mA.

LM5642XMTX Features


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

LM5642XMTX Applications


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

  • Geothermal power
  • Grinders
  • Telecommunications equipment
  • Alternators
  • Thermal power
  • Various precision measuring detectors
  • Photovoltaic power
  • Gear/thread machining machines
  • Analog precision reference circuits
  • Electrical power transmission

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