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LTC3859ALHFE

LTC3859ALHFE

LTC3859ALHFE

Linear Technology/Analog Devices

38 Terminals 4.5V~38V LTC3859 DC to DC converter IC SWITCHING CONTROLLER 3 Outputs 115kHz~835kHz 350kHz~535kHz Transistor Driver

SOT-23

LTC3859ALHFE Datasheet

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Specifications
Name Value
Type Parameter
Mounting Type Surface Mount
Package / Case 38-TFSOP (0.173, 4.40mm Width) Exposed Pad
Surface Mount YES
Operating Temperature -40°C~150°C TJ
Packaging Tube
JESD-609 Code e3
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 38
ECCN Code EAR99
Terminal Finish Matte Tin (Sn)
Subcategory Switching Regulator or Controllers
Technology CMOS
Terminal Position DUAL
Terminal Form GULL WING
Terminal Pitch 0.5mm
Base Part Number LTC3859
Function Step-Down, Step-Up/Step-Down
Number of Outputs 3
Output Type Transistor Driver
Input Voltage-Nom 12V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
Voltage - Supply (Vcc/Vdd) 4.5V~38V
Control Features Enable, Frequency Control, Power Good, Soft Start, Tracking
Input Voltage (Min) 4.5V
Topology Buck, Buck-Boost, SEPIC
Control Mode CURRENT-MODE
Frequency - Switching 115kHz~835kHz 350kHz~535kHz
Control Technique PULSE WIDTH MODULATION
Synchronous Rectifier Yes
Duty Cycle (Max) 99%, 100%
Clock Sync No
Output Phases 2
Length 9.7mm
Width 4.4mm
RoHS Status Non-RoHS Compliant
LTC3859ALHFE Product Details

LTC3859ALHFE Overview


Capsuled in the 38-TFSOP (0.173, 4.40mm Width) Exposed Pad package, the switching controller suits most application needs. The dc motor controller is adquate to generate for 3 outputs. The pmic is packaged in Tube solid enclosure. It is capable of dealing with Transistor Driver dc switching's output (s). dc switching'sThe supply and operating voltage of the dc control are 4.5V~38V. Qualified to work in a -40°C~150°C TJ dc switcher. This switching controller can switch at 115kHz~835kHz 350kHz~535kHz. Surface Mount makes it suitable for general dc dc regulator. The dcdc regulator features Enable, Frequency Control, Power Good, Soft Start, Tracking for efficient switching control. The switch converters are connected to a SWITCHING CONTROLLER analog IC. Terminal (s) of the switching converters are designed at the DUAL position. 38 terminations with a variety of function. To name a few of the control techniques these dc dc converter ics adapt, it includes PULSE WIDTH MODULATION. 12V nominal DC switcher's voltage input. Other relevant dc to dc converter ics can be found by searching "LTC3859". Switching converter is a type of Switching Regulator or Controllers in particular. The minimum input voltage of the dc dc voltage regulator should be 4.5V.

LTC3859ALHFE Features


Transistor Driver Outputs
Switching Frequency: 115kHz~835kHz 350kHz~535kHz
Enable, Frequency Control, Power Good, Soft Start, Tracking
PULSE WIDTH MODULATION


LTC3859ALHFE Applications


There are a lot of Linear Technology/Analog Devices
LTC3859ALHFE DC to DC converter applications.


  • CNC system
  • Servo drive system
  • Digital display device
  • Linear guide
  • Ball screw pair
  • Computer application technology
  • Network technology
  • Automation technology
  • CMM
  • Various precision measuring instruments

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