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LTC3855IUJ

LTC3855IUJ

LTC3855IUJ

Linear Technology/Analog Devices

40 Terminals 4.5V~38V LTC3855 DC to DC converter ICDUAL SWITCHING CONTROLLER 2 Outputs 250kHz~770kHz Transistor Driver

SOT-23

LTC3855IUJ Datasheet

non-compliant

In-Stock: 0 items
Specifications
Name Value
Type Parameter
Mounting Type Surface Mount
Package / Case 40-WFQFN Exposed Pad
Surface Mount YES
Operating Temperature -40°C~125°C TJ
Packaging Tube
Series PolyPhase®
JESD-609 Code e3
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 40
ECCN Code EAR99
Terminal Finish Matte Tin (Sn)
Subcategory Switching Regulator or Controllers
Technology CMOS
Terminal Position DUAL
Peak Reflow Temperature (Cel) 260
Terminal Pitch 0.5mm
[email protected] Reflow Temperature-Max (s) 30
Base Part Number LTC3855
JESD-30 Code S-PDSO-N40
Function Step-Down
Number of Outputs 2
Output Type Transistor Driver
Input Voltage-Nom 15V
Analog IC - Other Type DUAL SWITCHING CONTROLLER
Output Configuration Positive
Voltage - Supply (Vcc/Vdd) 4.5V~38V
Control Features Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
Input Voltage (Min) 4.5V
Topology Buck
Control Mode CURRENT-MODE
Frequency - Switching 250kHz~770kHz
Input Voltage (Max) 38V
Control Technique PHASE-SHIFT CONTROL
Synchronous Rectifier Yes
Switcher Configuration PHASE-SHIFT
Duty Cycle (Max) 95%
Clock Sync No
Height Seated (Max) 0.8mm
Length 6mm
Width 6mm
RoHS Status Non-RoHS Compliant
Pricing & Ordering
Quantity Unit Price Ext. Price
1 $10.851832 $10.851832
10 $10.237577 $102.37577
100 $9.658091 $965.8091
500 $9.111408 $4555.704
1000 $8.595668 $8595.668
LTC3855IUJ Product Details

LTC3855IUJ Overview


It comes in a 40-WFQFN Exposed Pad package, so switching controller can be used for most applications. There is sufficient capacity to generate switching controller for outputs 2. An enclosure of Tube is used to package the PMIC. A total of Transistor Driver dc switching's outputs can be handled by it. dc control's supply and operating voltages are 4.5V~38V. Suitable for working in an dc switcher that has a -40°C~125°C TJ. Using this switching controller, it is possible to switch at 250kHz~770kHz. It is suitable for general dc dc regulator when it is set to Surface Mount. In order to control switching efficiently, the dcdc regulator features Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking. The switch converters are connected to an analog IC with a DUAL SWITCHING CONTROLLER output. Thare switching converters has a terminal (s) at DUAL . A variety of terminations with 40 of dc switching. To name a few of the control techniques these dc dc converter ics adapt, it includes PHASE-SHIFT CONTROL. A DC switcher's nominal voltage of 15V is input. In addition to "LTC3855", there are other relevant dc to dc converter ics you can find. Switching converter is a type of Switching Regulator or Controllers in particular. Input voltage of dc dc voltage regulator should be 4.5V. The dc to dc regulator is limited to 38V input voltage. It belongs to the PolyPhase? series of dc to dc voltage regulator.

LTC3855IUJ Features


Transistor Driver Outputs
Switching Frequency: 250kHz~770kHz
Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
PHASE-SHIFT CONTROL

LTC3855IUJ Applications


There are a lot of Linear Technology/Analog Devices LTC3855IUJ DC to DC converter applications.

  • Smart grid
  • Printing equipment
  • Automatic plug-in machines
  • Digital display device
  • Elevator lighting
  • Computer rooms
  • Scientific testing
  • Constant current circuits
  • Flaw detection equipment
  • Plate bending machines

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