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LTC3891HFE#TRPBF

LTC3891HFE#TRPBF

LTC3891HFE#TRPBF

Linear Technology/Analog Devices

20 Terminals 4V~60V LTC3891 DC to DC converter ICSWITCHING CONTROLLER 1 Outputs 105kHz~835kHz 350kHz~535kHz Transistor Driver

SOT-23

LTC3891HFE#TRPBF Datasheet

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In-Stock: 0 items
Specifications
Name Value
Type Parameter
Factory Lead Time 16 Weeks
Mounting Type Surface Mount
Package / Case 20-TSSOP (0.173, 4.40mm Width) Exposed Pad
Surface Mount YES
Operating Temperature -40°C~150°C TJ
Packaging Tape & Reel (TR)
Published 2012
JESD-609 Code e3
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 20
ECCN Code EAR99
Terminal Finish Matte Tin (Sn)
Additional Feature ALSO OPERATES IN ADJUSTABLE MODE FROM 0.80V TO 24V
Subcategory Switching Regulator or Controllers
Technology CMOS
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 225
Terminal Pitch 0.65mm
Base Part Number LTC3891
JESD-30 Code R-PDSO-G20
Function Step-Down
Number of Outputs 1
Output Voltage 5.1V
Output Type Transistor Driver
Input Voltage-Nom 12V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
Voltage - Supply (Vcc/Vdd) 4V~60V
Control Features Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking
Input Voltage (Min) 4V
Topology Buck
Control Mode CURRENT-MODE
Frequency - Switching 105kHz~835kHz 350kHz~535kHz
Input Voltage (Max) 60V
Control Technique PULSE WIDTH MODULATION
Synchronous Rectifier Yes
Switcher Configuration PUSH-PULL
Duty Cycle (Max) 99%
Clock Sync No
Length 6.5mm
Width 4.5mm
RoHS Status ROHS3 Compliant
Pricing & Ordering
Quantity Unit Price Ext. Price
1 $12.439002 $12.439002
10 $11.734908 $117.34908
100 $11.070668 $1107.0668
500 $10.444026 $5222.013
1000 $9.852855 $9852.855
LTC3891HFE#TRPBF Product Details

LTC3891HFE#TRPBF Overview


With its 20-TSSOP (0.173, 4.40mm Width) Exposed Pad package, the switching controller fits the needs of most applications. It is sufficient to generate 1 outputs with this dc motor controller. An enclosure of Tape & Reel (TR) is used to package the PMIC. A total of Transistor Driver dc switching's outputs can be handled by it. This dc control has a supply voltage and operating voltage of 4V~60V. Qualified to work in a -40°C~150°C TJ dc switcher. A switching controller such as this can switch at a value of 105kHz~835kHz 350kHz~535kHz . As it has a Surface Mount value, it can be used for general dc dc regulator. Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking is used for efficient switching control in the dcdc regulator. A SWITCHING CONTROLLER analog integrated circuit is connected to the switch converters. DUAL are the position of the terminal of the switching converters. An array of 20 terminations of dc switching. It includes PULSE WIDTH MODULATION as one of the control techniques dc dc converter ic adapts. DC switcher's input voltageis set to 12V. Other relevant dc to dc converter ics can be found by searching "LTC3891". In particular, switching converter is a type of Switching Regulator or Controllers. It is recommended to use 4V as the minimum input voltage of dc dc voltage regulator. A 5.1V voltage of DC regulator was detected in the test statistics. The dc to dc regulator can only accept a maximum input voltage of 60V. The value of DC to DC voltage regulator is set at ALSO OPERATES IN ADJUSTABLE MODE FROM 0.80V TO 24V in order to fulfill the requirements more effectively.

LTC3891HFE#TRPBF Features


Transistor Driver Outputs
Switching Frequency: 105kHz~835kHz 350kHz~535kHz
Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking
PULSE WIDTH MODULATION
ALSO OPERATES IN ADJUSTABLE MODE FROM 0.80V TO 24V

LTC3891HFE#TRPBF Applications


There are a lot of Linear Technology/Analog Devices LTC3891HFE#TRPBF DC to DC converter applications.

  • Surface processing equipment
  • Computer monitoring equipment of building
  • Access control systems
  • Flaw detection equipment
  • Program control systems
  • Planers
  • seismic instrument power circuits
  • Medical monitoring systems
  • Linear guide
  • Electrical power transmission

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