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LM1771UMMX/NOPB

LM1771UMMX/NOPB

LM1771UMMX/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

LM1771UMMX/NOPB Datasheet

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In-Stock: 0 items
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
Pricing & Ordering
Quantity Unit Price Ext. Price
1 $1.864466 $1.864466
10 $1.758931 $17.58931
100 $1.659368 $165.9368
500 $1.565442 $782.721
1000 $1.476833 $1476.833
LM1771UMMX/NOPB Product Details

LM1771UMMX/NOPB Overview


It comes in the 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) package, which makes switching controller suitable for most applications. This dc motor controller can be used to generate outputs with 1 numbers. There is a Tape & Reel (TR) solid enclosure around the pmic. With Transistor Driver dc switching's output (s), it is able to handle it. A 2.8V~5.5V voltage is supplied to the dc control and used for operating it. Work well in dc switchers with a -40°C~125°C TJ. The switching controller is capable of switching at the 100kHz~1MHz position. It is suitable for general dc dc regulator when it is set to Surface Mount. Featured in the dcdc regulator is Enable which allows efficient switching control. The switch converters are connected to a SWITCHING CONTROLLER analog IC. switching converters terminal (s) are designed to be at DUAL. A variety of terminations with 8 of dc switching. The control methods that these dc dc converter ics use include PULSE WIDTH MODULATION. DC switcher's input voltageis 3.3V volts. You can find other relevant dc to dc converter ics by searching "LM1771". 8 pins are present on switching converter. Switching converter is a special type of Switching Regulator or Controllers. Statistically, DC regulator outputs 4.5V volts. normally, the dc dc regulator's output current is 6A, which you should keep in mind when starting 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 95 %. Because of DC switcher's Surface Mount, it is suitable for most prototype designs and applications. There is a maximum frequency of 1MHz for this dc regulators. 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. DC switchings that are dormant use 400μA.

LM1771UMMX/NOPB Features


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

LM1771UMMX/NOPB Applications


There are a lot of Texas Instruments LM1771UMMX/NOPB DC to DC converter applications.

  • Electrical distribution systems
  • Boring machines
  • Series voltage regulation circuits
  • Flexible manufacturing cells
  • Large fire protection systems
  • Current source circuits
  • Automatic plug-in machines
  • Domestic water pumps
  • Die casting equipment
  • Electrical power transmission

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