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LTC3891MPUDC#PBF

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

Manufacturer: Linear Technology/Analog Devices
Origchip NO: 471-LTC3891MPUDC#PBF
Package: 20-WFQFN Exposed Pad
Datasheet: PDF
Stock: 106
Description: 20 Terminals 4V~60V 20-Pin 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
Lifecycle Status	PRODUCTION (Last Updated: 1 week ago)
Mounting Type	Surface Mount
Package / Case	20-WFQFN Exposed Pad
Surface Mount	YES
Number of Pins	20
Operating Temperature	-55°C~150°C TJ
Packaging	Tube
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
Function	Step-Down
Number of Outputs	1
Output Voltage	24V
Output Type	Transistor Driver
Input Voltage-Nom	12V
Analog IC - Other Type	SWITCHING CONTROLLER
Output Configuration	Positive
Output Current	5A
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
Max Frequency	835kHz
Duty Cycle (Max)	99%
Clock Sync	No
Height Seated (Max)	0.8mm
Length	4mm
Width	3mm
RoHS Status	ROHS3 Compliant
Lead Free	Lead Free

LTC3891MPUDC#PBF Overview

The switching controller fits in the 20-WFQFN Exposed Pad package and is ideal for most applications. There is enough capacity in the dc motor controller to generate the output for the 1 input. Packaged in solid enclosures, this pmic has a Tube rating. Transistor Driver dc switching's outputs (s) are supported. 4V~60V is the operating voltage and supply voltage of the dc control. Qualified to work in an dc switcher with -55°C~150°C TJ. With this switching controller, you can switch at 105kHz~835kHz 350kHz~535kHz. Surface Mount makes it suitable for general dc dc regulator. To ensure efficient switching, this dcdc regulator features a Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking. A SWITCHING CONTROLLER analog integrated circuit is connected to the switch converters. switching converters terminal (s) are designed to be at QUAD. 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 voltage input is 12V. LTC3891 can be searched for other relevant dc to dc converter ics. There are 20 pins on switching converter. Specifically, switching converter falls under the Switching Regulator or Controllers category. dc dc voltage regulators should have a minimum input voltage of 4V. DC regulator outputs 24V voltage based on test statistics. The dc to dc regulator is limited to 60V input voltage. The dc dc regulator's usual output current is 5A, which should be noted down when you start a project. It is estimated that this dc regulatorhas a maximum frequency of 835kHz. For better satisfaction, the value of DC to DC voltage regulator is ALSO OPERATES IN ADJUSTABLE MODE FROM 0.80V TO 24V.

LTC3891MPUDC#PBF 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

LTC3891MPUDC#PBF Applications

There are a lot of Linear Technology/Analog Devices LTC3891MPUDC#PBF DC to DC converter applications.

Various CNC machine tools
Balance equipment
Die casting equipment
Servo drive system
Printing
Window air conditioners
Access control systems
Surge protection circuits
Driver circuits
Thermal power