LTC3857IUH#TRPBF

Linear Technology LTC3857IUH#TRPBF

Part Number:
LTC3857IUH#TRPBF
Manufacturer:
Linear Technology
Ventron No:
5038396-LTC3857IUH#TRPBF
Description:
IC REG CTRLR BUCK 32QFN
ECAD Model:
Datasheet:
LTC3857IUH#TRPBF

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Specifications
Linear Technology LTC3857IUH#TRPBF technical specifications, attributes, parameters and parts with similar specifications to Linear Technology LTC3857IUH#TRPBF.
  • Lifecycle Status
    PRODUCTION (Last Updated: 3 months ago)
  • Factory Lead Time
    26 Weeks
  • Mounting Type
    Surface Mount
  • Package / Case
    32-WFQFN Exposed Pad
  • Surface Mount
    YES
  • Number of Pins
    32
  • Operating Temperature
    -40°C~125°C TJ
  • Packaging
    Tape & Reel (TR)
  • Series
    PolyPhase®
  • Published
    2012
  • JESD-609 Code
    e3
  • Part Status
    Active
  • Moisture Sensitivity Level (MSL)
    1 (Unlimited)
  • Number of Terminations
    32
  • ECCN Code
    EAR99
  • Terminal Finish
    Matte Tin (Sn)
  • Subcategory
    Switching Regulator or Controllers
  • Technology
    CMOS
  • Terminal Position
    QUAD
  • Peak Reflow Temperature (Cel)
    260
  • Terminal Pitch
    0.5mm
  • Base Part Number
    LTC3857
  • Function
    Step-Down
  • Number of Outputs
    2
  • Output Voltage
    24V
  • Output Type
    Transistor Driver
  • Input Voltage-Nom
    12V
  • Number of Channels
    1
  • Analog IC - Other Type
    DUAL SWITCHING CONTROLLER
  • Output Configuration
    Positive
  • Voltage - Supply (Vcc/Vdd)
    4V~38V
  • Control Features
    Current Limit, Enable, Frequency Control, Phase 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)
    38V
  • Control Technique
    PULSE WIDTH MODULATION
  • Synchronous Rectifier
    Yes
  • Switcher Configuration
    PHASE-SHIFT
  • Max Frequency
    850kHz
  • Duty Cycle (Max)
    99.4%
  • Clock Sync
    No
  • Length
    5mm
  • Height Seated (Max)
    0.8mm
  • Width
    5mm
  • RoHS Status
    ROHS3 Compliant
Description
LTC3857IUH#TRPBF Overview
As a result of 32-WFQFN Exposed Pad compact design, the switching controller is compatible with most applications. 2 outputs are supported by the dc motor controller. An enclosure of Tape & Reel (TR) is used to package the PMIC. The system can process Transistor Driver dc switching's outputs (s). 4V~38V is the supply voltage and the operating voltage of the dc control. Workable in an dc switcher where -40°C~125°C TJ is the -40°C~125°C TJrm. The switching controller is capable of switching at the 105kHz~835kHz 350kHz~535kHz position. dc dc regulator can be generalized using Surface Mount. Switching control is made easier with the dcdc regulator's Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking. Connected to a DUAL SWITCHING CONTROLLER analog IC, the switch converters are connected to a power supply. switching converters terminal (s) are designed to be at QUAD. There are many different types of terminations for 32. Some of the control techniques used by these dc dc converter ics are PULSE WIDTH MODULATION. It is inputted with a DC switcher's voltage of 12V. A search for "LTC3857" will reveal other relevant dc to dc converter ics. 32 pins are present on switching converter. The type is a particular Switching Regulator or Controllers of switching converter. Input voltage of dc dc voltage regulator must be 4V. Statistically, the DC regulator outputs 24V voltage. Voltages 38V are the maximum that the dc to dc regulator will accept. DC regulators have a maximum frequency of 850kHz. There are several dc to dc voltage regulator in the PolyPhase® series. Channels 1 are required for high-quality communication.

LTC3857IUH#TRPBF Features
Transistor Driver Outputs
Switching Frequency: 105kHz~835kHz 350kHz~535kHz
Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
PULSE WIDTH MODULATION


LTC3857IUH#TRPBF Applications
There are a lot of Linear Technology/Analog Devices
LTC3857IUH#TRPBF DC to DC converter applications.


Automation technology
CMM
Various precision measuring instruments
Various precision measuring detectors
Flaw detection equipment
Balance equipment
Industrial robots
Industrial controllers
Die casting equipment
Injection molding machinery
LTC3857IUH#TRPBF More Descriptions
DP-SWREG/Controller, Low IQ, Dual, 2-Phase Synchronous Step Down Controller
L IQ, 2x, 2-PhSync Buck Cntr
IC REG CTRLR BUCK PWM CM 32-QFN
IC REG CTRLR BUCK 32QFN
OEMs, CMs ONLY (NO BROKERS)
POWER MANAGEMENT IC
Certification
  • ISO 9001
  • ISO 13485
  • ISO 45001
  • ASA
  • ESD
  • DUNS
  • SMTA
  • ROHS

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