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LM1771TMMX/NOPB

LM1771TMMX/NOPB

LM1771TMMX/NOPB

Texas Instruments

8 Terminals 2.8V~5.5V 8-Pin LM1771 DC to DC converter ICSWITCHING CONTROLLER 1 Outputs 100kHz~1MHz Transistor Driver

SOT-23

LM1771TMMX/NOPB 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 e3
Pbfree Code no
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
ECCN Code EAR99
Terminal Finish Matte Tin (Sn)
Subcategory Switching Regulator or Controllers
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Terminal Pitch 0.65mm
Base Part Number LM1771
Function Step-Down
Number of Outputs 1
Output Voltage 4.5V
Output Type Transistor Driver
Operating Supply Voltage 5.5V
Input Voltage-Nom 3.3V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
Output Current 6A
Voltage - Supply (Vcc/Vdd) 2.8V~5.5V
Quiescent Current 400μA
Control Features Enable
Topology Buck
Control Mode VOLTAGE-MODE
Frequency - Switching 100kHz~1MHz
Control Technique PULSE WIDTH MODULATION
Synchronous Rectifier Yes
Switcher Configuration PUSH-PULL
Max Frequency 1MHz
Max Duty Cycle 95 %
Clock Sync No
Duty Cycle 95 %
Length 3mm
Width 3mm
RoHS Status ROHS3 Compliant
Lead Free Contains Lead
LM1771TMMX/NOPB Product Details

LM1771TMMX/NOPB Overview


Capsuled in the 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) package, the switching controller suits most application needs. It is sufficient to generate 1 outputs with this dc motor controller. Tape & Reel (TR) solid enclosure protects the pmic. It is capable of dealing with Transistor Driver dc switching's output (s). dc switching's2.8V~5.5V is the operating voltage and supply voltage of the dc control. Suitable for working in an dc switcher that has a -40°C~125°C TJ. The switching controller is capable of switching at the 100kHz~1MHz position. The Surface Mount value makes it suitable for general dc dc regulator. To ensure efficient switching, this dcdc regulator features a Enable. Thare switch converters are connected to an analog integrated circuit (IC) of type SWITCHING CONTROLLER. A switching converters's terminal (s) sits at the DUAL position. Different dc switching's functions can be applied to 8 terminations. To name a few of the control techniques these dc dc converter ics adapt, it includes PULSE WIDTH MODULATION. A DC switcher's nominal voltage of 3.3V is input. A search for "LM1771" will reveal other relevant dc to dc converter ics. There are only 8 pins on switching converter. Switching converter is a special type of Switching Regulator or Controllers. As determined by the test statistics, the output voltage of DC regulator is 4.5V. You should note down the dc dc regulator's usual output current of 6A when you start a project. Voltage regulator dc to dc is designed to operate at 95 % duty cycle during power-ups and power-downs to ensure reliability. As DC switcher has a Surface Mount, it's suitable for most applications and prototype designs. DC regulators have a maximum frequency of 1MHz. It is suggested that users apply 5.5V to the voltage regulator dc to dc in order to run it safely and reliably in a circuit. In dormant mode, 400μA is used.

LM1771TMMX/NOPB Features


Transistor Driver Outputs
Switching Frequency: 100kHz~1MHz
Enable
PULSE WIDTH MODULATION
Max Duty Cycle: 95 %

LM1771TMMX/NOPB Applications


There are a lot of Texas Instruments LM1771TMMX/NOPB DC to DC converter applications.

  • USB circuits
  • Hydro power
  • Alternators
  • Nuclear power plants
  • Production lines
  • Overvoltage protection circuits in TV sets
  • Surge protection circuits
  • Electrical distribution systems
  • Handheld GPS
  • Electric heating, lighting

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