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LM2745MTC

LM2745MTC

LM2745MTC

Texas Instruments

14 Terminals 3V~6V 14-Pin LM2745 DC to DC converter ICSWITCHING CONTROLLER 50kHz~1MHz Transistor Driver

SOT-23

LM2745MTC Datasheet

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Specifications
Name Value
Type Parameter
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 14-TSSOP (0.173, 4.40mm Width)
Number of Pins 14
Operating Temperature -40°C~125°C TJ
Packaging Tube
JESD-609 Code e0
Pbfree Code no
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 14
Termination SMD/SMT
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 0.65mm
Frequency 1MHz
Base Part Number LM2745
Function Step-Down
Output Voltage 13.5V
Output Type Transistor Driver
Max Output Current 20A
Input Voltage-Nom 3.3V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
Output Current 20A
Voltage - Supply (Vcc/Vdd) 3V~6V
Quiescent Current 1.7mA
Control Features Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking
Max Output Voltage 13.5V
Topology Buck
Control Mode VOLTAGE-MODE
Frequency - Switching 50kHz~1MHz
Max Input Voltage 14V
Control Technique PULSE WIDTH MODULATION
Synchronous Rectifier Yes
Min Output Voltage 600mV
Switcher Configuration PUSH-PULL
Max Duty Cycle 86 %
Number of Output Phases 1
Length 5mm
Width 4.4mm
Radiation Hardening No
REACH SVHC No SVHC
RoHS Status Non-RoHS Compliant
Lead Free Contains Lead
LM2745MTC Product Details

LM2745MTC Overview


As a result of 14-TSSOP (0.173, 4.40mm Width) compact design, the switching controller is compatible with most applications. Packaged in solid enclosures, this pmic has a Tube rating. With this function, you can deal with Transistor Driver dc switching's outputs (s). dc control's supply and operating voltages are 3V~6V. Work well in dc switchers with a -40°C~125°C TJ. There is a switch at 50kHz~1MHz that can be used with this controller. Surface Mount makes it suitable for general dc dc regulator. For efficient switching control, the dcdc regulator features Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking. A SWITCHING CONTROLLER analog integrated circuit is connected to the switch converters. The switching converters's terminals (s) are designed at DUAL. 14 terminations with various dc switching's functions. To name a few of the control techniques these dc dc converter ics adapt, it includes PULSE WIDTH MODULATION. DC switcher's input voltageis set to 3.3V. LM2745 can be searched for other relevant dc to dc converter ics. Switching converter has a total of 14 pins. There is a particular type of Switching Regulator or Controllers in switching converter. The test statistics indicate that DC regulator outputs a voltage of 13.5V. A starting point for a project is to note down the dc dc regulator's usual output current, which is 20A. A duty cycle set at 86 % ensures voltage regulator dc to dc reliability during power-on and power-off. DC switcher's Surface Mount makes it qualified for most application and prototype designs. DC switcher'sA frequency of 1MHz is used by the switching controller. In a dormant state, the dc switching uses 1.7mA. The dc switcher's maximum input voltage is 14V; users must limit it accordingly. In this case, the dc switcher won't produce more than 20A watts of output current. Its datasheet indicates the switching converter can output a maximum of 13.5V volts. At its lowest voltage, the voltage controller does not produce less than 600mV. There are 1 phases in this controller.

LM2745MTC Features


Transistor Driver Outputs
Switching Frequency: 50kHz~1MHz
Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking
PULSE WIDTH MODULATION
Max Duty Cycle: 86 %
Frequency: 1MHz

LM2745MTC Applications


There are a lot of Texas Instruments LM2745MTC DC to DC converter applications.

  • Low output voltage switching power supply circuits
  • Driver circuits
  • Scientific research
  • seismic instrument power circuits
  • Printing
  • Shearing machines
  • Milling machines
  • Wind power
  • Smoke exhaust equipment
  • Alternators

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