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LM3477AMMX

LM3477AMMX

LM3477AMMX

Texas Instruments

8 Terminals 2.97V~35V 8-Pin LM3477 DC to DC converter ICSWITCHING CONTROLLER 500kHz Transistor Driver

SOT-23

LM3477AMMX Datasheet

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Specifications
Name Value
Type Parameter
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
Number of Pins 8
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 8
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
Base Part Number LM3477
Function Step-Down
Output Voltage 1.265V
Output Type Transistor Driver
Operating Supply Voltage 35V
Input Voltage-Nom 12V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
Output Current 6A
Voltage - Supply (Vcc/Vdd) 2.97V~35V
Quiescent Current 2mA
Control Features Enable
Input Voltage (Min) 2.97V
Topology Buck, Buck-Boost
Control Mode CURRENT-MODE
Frequency - Switching 500kHz
Control Technique PULSE WIDTH MODULATION
Synchronous Rectifier No
Switcher Configuration SINGLE
Max Frequency 575kHz
Max Duty Cycle 93 %
Number of Output Phases 1
Length 3mm
Width 3mm
RoHS Status Non-RoHS Compliant
Lead Free Contains Lead
LM3477AMMX Product Details

LM3477AMMX Overview


It comes in a 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) package, so switching controller can be used for most applications. A solid enclosure of Tape & Reel (TR) surrounds pmic. There are Transistor Driver dc switching's output (s) that it can handle. Voltages 2.97V~35V are the dc control's supply voltage and operating voltage, respectively. Qualified to work in a -40°C~125°C TJ dc switcher. Using this switching controller, it is possible to switch at 500kHz. The Surface Mount value makes it suitable for general dc dc regulator. In order to control switching efficiently, the dcdc regulator features Enable. A SWITCHING CONTROLLER analog integrated circuit is connected to the switch converters. Terminal (s) of the switching converters are designed at the DUAL position. A variety of terminations with 8 of dc switching. These dc dc converter ics adapt several control methods, including PULSE WIDTH MODULATION. DC switcher's voltage input of 12V. Search for "LM3477" to find other relevant dc to dc converter ics. 8 pins are on switching converter. Specifically, switching converter falls under the Switching Regulator or Controllers category. It is recommended to use 2.97V as the minimum input voltage of dc dc voltage regulator. The test statistics indicate that DC regulator outputs a voltage of 1.265V. normally, the dc dc regulator's output current is 6A, which you should keep in mind when starting a project. The maximum duty cycle of this voltage regulator dc to dc is set to 93 % to ensure reliability during power-up and power-down. Having a Surface Mount makes DC switcher ideal for most prototype and application designs. The max frequency of the pmic can reach 575kHz. In order to run the voltage regulator dc to dc safely and reliably, users are advised to apply 35V. In dormant mode, 2mA is used. Switching with 1 phases is the property of this controller.

LM3477AMMX Features


Transistor Driver Outputs
Switching Frequency: 500kHz
Enable
PULSE WIDTH MODULATION
Max Duty Cycle: 93 %

LM3477AMMX Applications


There are a lot of Texas Instruments LM3477AMMX DC to DC converter applications.

  • Product testing
  • Computer monitoring equipment of building
  • Magnetohydrodynamic power
  • Overvoltage protection circuits in TV sets
  • Nuclear power plants
  • Low output voltage switching power supply circuits
  • Cutting machine tools
  • Bending machines
  • Solar power plants
  • Boring machines

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