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  • LTC3891HUDC#TRPBF

LTC3891HUDC#TRPBF

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


  • Manufacturer: Linear Technology/Analog Devices
  • Origchip NO: 471-LTC3891HUDC#TRPBF
  • Package: 20-WFQFN Exposed Pad
  • Datasheet: PDF
  • Stock: 844
  • Description: 20 Terminals 4V~60V LTC3891 DC to DC converter ICSWITCHING CONTROLLER 1 Outputs 105kHz~835kHz 350kHz~535kHz Transistor Driver (Kg)

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Details

Tags

Parameters
Factory Lead Time 8 Weeks
Mounting Type Surface Mount
Package / Case 20-WFQFN 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 QUAD
Terminal Pitch 0.5mm
Base Part Number LTC3891
JESD-30 Code S-PQCC-N20
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
Height Seated (Max) 0.8mm
Length 4mm
Width 3mm
RoHS Status ROHS3 Compliant

LTC3891HUDC#TRPBF Overview


With its 20-WFQFN Exposed Pad package, the switching controller fits the needs of most applications. 1 outputs can be generated with the dc motor controller. Packaged in solid enclosures, this pmic has a Tape & Reel (TR) rating. The program can handle Transistor Driver dc switching's outputs (s). dc controls with 4V~60V voltage are supplied and operated. Worked in a -40°C~150°C TJ dc switcher before. In this switching controller, the switch can be set to 105kHz~835kHz 350kHz~535kHz. The Surface Mount makes it ideal 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. An analog IC with the SWITCHING CONTROLLER signal is connected to the switch converters. The switching converters's terminals (s) are designed at QUAD. An array of 20 terminations of dc switching. This dc dc converter ic uses a variety of control techniques, including PULSE WIDTH MODULATION. DC switcher's input voltageis 12V volts. LTC3891 can be used to locate other relevant dc to dc converter ics. Switching converter is a special type of Switching Regulator or Controllers. 4V should be the minimum input voltage for the dc dc voltage regulator. The test statistics indicate that DC regulator outputs a voltage of 5.1V. The dc to dc regulator can only accept a maximum input voltage of 60V. As a result, DC to DC voltage regulator has a value of ALSO OPERATES IN ADJUSTABLE MODE FROM 0.80V TO 24V so that the need can be met more directly.

LTC3891HUDC#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

LTC3891HUDC#TRPBF Applications


There are a lot of Linear Technology/Analog Devices LTC3891HUDC#TRPBF DC to DC converter applications.

  • Correction machines
  • Computer-related products
  • Alternators
  • USB circuits
  • Various CNC machine tools
  • Large fire protection systems
  • Balance equipment
  • Series voltage regulation circuits
  • Motor controller circuits
  • Current source circuits