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LM3743MMX-1000

LM3743MMX-1000

LM3743MMX-1000

Texas Instruments

10 Terminals 3V~5.5V 10-Pin LM3743 DC to DC converter ICSWITCHING CONTROLLER 1 Outputs 300kHz Transistor Driver

SOT-23

LM3743MMX-1000 Datasheet

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Specifications
Name Value
Type Parameter
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 10-TFSOP, 10-MSOP (0.118, 3.00mm Width)
Number of Pins 10
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) 1 (Unlimited)
Number of Terminations 10
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) 260
Terminal Pitch 0.5mm
Base Part Number LM3743
Function Step-Down
Number of Outputs 1
Output Voltage 4.6V
Output Type Transistor Driver
Input Voltage-Nom 3.3V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
Output Current 20A
Voltage - Supply (Vcc/Vdd) 3V~5.5V
Quiescent Current 1.8mA
Control Features Current Limit, Enable, Soft Start, Tracking
Input Voltage (Min) 3V
Topology Buck
Control Mode VOLTAGE-MODE
Frequency - Switching 300kHz
Input Voltage (Max) 5.5V
Control Technique PULSE WIDTH MODULATION
Synchronous Rectifier Yes
Switcher Configuration PUSH-PULL
Max Frequency 1.15MHz
Max Duty Cycle 76 %
Clock Sync No
Length 3mm
Width 3mm
RoHS Status Non-RoHS Compliant
Lead Free Contains Lead
LM3743MMX-1000 Product Details

LM3743MMX-1000 Overview


As a result of 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) compact design, the switching controller is compatible with most applications. The dc motor controller is adquate to generate for 1 outputs. PMIC is packaged in a solid enclosure of Tape & Reel (TR). Transistor Driver dc switching's outputs (s) can be handled by it. 3V~5.5V is the supply voltage and the operating voltage of the dc control. Qualified to work in an dc switcher with -40°C~125°C TJ. The switching controller is capable of switching at the 300kHz position. The Surface Mount makes it ideal for general dc dc regulator. In order to control switching efficiently, the dcdc regulator features Current Limit, Enable, Soft Start, Tracking. A SWITCHING CONTROLLER analog IC is connected to the switch converters. A switching converters's terminal (s) sits at the DUAL position. Various 10 terminations. The control methods that these dc dc converter ics use include PULSE WIDTH MODULATION. The DC switcher's nominal voltage is 3.3V. A search for "LM3743" will reveal other relevant dc to dc converter ics. There are 10 pins on switching converter. Switching converter type is specifically Switching Regulator or Controllers. An input voltage of 3V is the minimum required for the dc dc voltage regulator. A 4.6V voltage of DC regulator was detected in the test statistics. It should be fully noted that the dc to dc regulator only accepts 5.5V 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 76 %. DC switcher's Surface Mount makes it qualified for most application and prototype designs. DC switcher'sDC regulator1.15MHz has the maximum frequency. DC switchings that are dormant use 1.8mA.

LM3743MMX-1000 Features


Transistor Driver Outputs
Switching Frequency: 300kHz
Current Limit, Enable, Soft Start, Tracking
PULSE WIDTH MODULATION
Max Duty Cycle: 76 %

LM3743MMX-1000 Applications


There are a lot of Texas Instruments LM3743MMX-1000 DC to DC converter applications.

  • Scientific testing
  • Smart grid
  • Communication system
  • Analog precision reference circuits
  • Medical equipment
  • Computer monitoring equipment of building
  • Scientific research
  • SMT equipment
  • Thermal power
  • Digital display device

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