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LM3743MM-300

LM3743MM-300

LM3743MM-300

Texas Instruments

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

SOT-23

LM3743MM-300 Datasheet

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In-Stock: 0 items
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
Frequency 300kHz
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
Input Voltage (Max) 5.5V
Control Technique PULSE WIDTH MODULATION
Synchronous Rectifier Yes
Switcher Configuration PUSH-PULL
Max Duty Cycle 91 %
Duty Cycle (Max) 91%
Clock Sync No
Length 3mm
Width 3mm
REACH SVHC No SVHC
RoHS Status Non-RoHS Compliant
Lead Free Contains Lead
Pricing & Ordering
Quantity Unit Price Ext. Price
1 $4.234275 $4.234275
10 $3.994599 $39.94599
100 $3.768489 $376.8489
500 $3.555179 $1777.5895
1000 $3.353942 $3353.942
LM3743MM-300 Product Details

LM3743MM-300 Overview


With its 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) package, the switching controller fits the needs of most applications. There is enough capacity in the dc motor controller to generate the output for the 1 input. PMIC is packaged in a solid enclosure of Tape & Reel (TR). Transistor Driver dc switching's outputs (s) are supported. A 3V~5.5V voltage is supplied to the dc control and used for operating it. Suitable for work in a -40°C~125°C TJ dc switcher. A generalization of dc dc regulator can be made using Surface Mount. Featured in the dcdc regulator is Current Limit, Enable, Soft Start, Tracking which allows efficient switching control. An analog IC SWITCHING CONTROLLER is connected to the switch converters. There are a DUAL terminal on the switching converters. Various 10 terminations. Some of the control techniques adapted by these dc dc converter ics include PULSE WIDTH MODULATION. There is a DC switcher's nominal voltage of 3.3V. LM3743 can be used to locate other relevant dc to dc converter ics. The switching converter has a total of 10 pins. There is a particular type of Switching Regulator or Controllers in switching converter. This dc dc voltage regulator should be powered by a voltage of 3V. Statistically, DC regulator outputs 4.6V volts. The dc to dc regulator can only accept a maximum input voltage of 5.5V. If you start a project, note down the dc dc regulator's usual output current of 20A. To ensure the reliability under power-up and power-down, the maximum duty cycle of the voltage regulator dc to dc is set as 91 %. This Surface Mount makes DC switcher suitable for most prototypes and applications. Switching controllers work at 300kHz Hz. As long as the dc switching is in a dormant state, it utilizes 1.8mA.

LM3743MM-300 Features


Transistor Driver Outputs
Current Limit, Enable, Soft Start, Tracking
PULSE WIDTH MODULATION
Max Duty Cycle: 91 %
Frequency: 300kHz

LM3743MM-300 Applications


There are a lot of Texas Instruments LM3743MM-300 DC to DC converter applications.

  • Mobile phones
  • Various CNC machine tools
  • Bending machines
  • Photovoltaic power
  • Scientific testing
  • Precision electronic equipment
  • Textile machinery
  • Motor controller circuits
  • Production lines
  • Constant current circuits

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