TI LM2657MTC
TI LM2657MTC

TI LM2657MTC

Manufacturer No:

LM2657MTC

Manufacturer:

TI

Package:

28-TSSOP (0.173, 4.40mm Width)

Description:

28 Terminals 4.5V~28V 28-Pin LM2657 DC to DC converter IC DUAL SWITCHING CONTROLLER 2 Outputs 200kHz~500kHz Transistor Driver

Delivery:

DHL
DHL
DHL
DHL

Payment:

DHL
DHL
DHL
DHL
DHL
DHL
DHL

In Stock :Available

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LM2657MTC information

TI LM2657MTC technical specifications, attributes, parameters and parts with similar specifications to TI LM2657MTC.

  • Type
  • Parameter
  • Mount
  • Surface Mount
  • Mounting Type
  • Surface Mount
  • Package / Case
  • 28-TSSOP (0.173, 4.40mm Width)
  • Number of Pins
  • 28
  • Operating Temperature
  • -40°C~125°C TJ
  • Packaging
  • Tube
  • JESD-609 Code
  • e0
  • Pbfree Code
  • no
  • Part Status
  • Obsolete
  • Moisture Sensitivity Level (MSL)
  • 3 (168 Hours)
  • Number of Terminations
  • 28
  • ECCN Code
  • EAR99
  • Terminal Finish
  • Tin/Lead (Sn/Pb)
  • Subcategory
  • Switching Regulator or Controllers
  • Terminal Position
  • DUAL
  • Terminal Form
  • GULL WING
  • Peak Reflow Temperature (Cel)
  • 235
  • Terminal Pitch
  • 0.65mm
  • Frequency
  • 345kHz
  • Base Part Number
  • LM2657
  • Function
  • Step-Down
  • Number of Outputs
  • 2
  • Output Voltage
  • 600mV
  • Output Type
  • Transistor Driver
  • Input Voltage-Nom
  • 15V
  • Analog IC - Other Type
  • DUAL SWITCHING CONTROLLER
  • Output Configuration
  • Positive
  • Output Current
  • 20A
  • Voltage - Supply (Vcc/Vdd)
  • 4.5V~28V
  • Quiescent Current
  • 2.5mA
  • Control Features
  • Current Limit, Enable, Frequency Control, Power Good, Soft Start
  • Topology
  • Buck
  • Min Input Voltage
  • 4.5V
  • Control Mode
  • VOLTAGE-MODE
  • Frequency - Switching
  • 200kHz~500kHz
  • Max Input Voltage
  • 28V
  • Control Technique
  • PULSE WIDTH MODULATION
  • Synchronous Rectifier
  • Yes
  • Min Output Voltage
  • 600mV
  • Switcher Configuration
  • PUSH-PULL
  • Max Duty Cycle
  • 70 %
  • Clock Sync
  • No
  • Height
  • 900?m
  • Length
  • 9.7mm
  • Width
  • 4.4mm
  • RoHS Status
  • RoHS Compliant
  • Lead Free
  • Contains Lead

Download datasheets and manufacturer documentation for TI LM2657MTC.

Datasheets:

LM2657MTC Overview


It comes in the 28-TSSOP (0.173, 4.40mm Width) package, which makes switching controller suitable for most applications. It is sufficient to generate 2 outputs with this dc motor controller. Packaging for the pmic consists of Tube solid enclosures. The program can handle Transistor Driver dc switching's outputs (s). dc control's supply and operating voltages are 4.5V~28V. Qualified to work in an dc switcher with -40°C~125°C TJ. The switching controller can be switched at 200kHz~500kHz. dc dc regulators can be carried out with Surface Mount. Current Limit, Enable, Frequency Control, Power Good, Soft Start provides dcdc regulator efficient switching control. The switch converters are connected to an analog IC with a DUAL SWITCHING CONTROLLER output. There are a DUAL terminal on the switching converters. Different dc switching's functions can be applied to 28 terminations. Some of the control techniques adapted by these dc dc converter ics include PULSE WIDTH MODULATION. DC switcher's voltage input of 15V. LM2657 can be searched for other relevant dc to dc converter ics. In total, switching converter has 28 pins. Switching converter type is specifically Switching Regulator or Controllers. Statistically, DC regulator outputs 600mV volts. In most cases, the output current of the dc dc regulator will be 20A, so note that when you start the project. Power-up and power-down reliability is ensured voltage regulator dc to dc by setting the maximum duty cycle to 70 %. DC switcher's Surface Mount qualifies it for most applications and prototypes. 345kHz is the frequency of the switching controller. For safe and reliable operation in a circuit, voltage regulator dc to dc is suggested that users apply 28V. Dormant dc switchings use 2.5mA. The maximum input voltage of the dc switcher is 28V, so users need to limit the voltage accordingly. 4.5V is the required supply voltage. Neither the voltage controller's lowest voltage output 600mVr its highest voltage output is less than 600mV.

LM2657MTC Features


Transistor Driver Outputs
Switching Frequency: 200kHz~500kHz
Current Limit, Enable, Frequency Control, Power Good, Soft Start
PULSE WIDTH MODULATION
Max Duty Cycle: 70 %
Frequency: 345kHz


LM2657MTC Applications


There are a lot of Texas Instruments
LM2657MTC DC to DC converter applications.


  • Linear guide
  • Ball screw pair
  • Computer application technology
  • Network technology
  • Automation technology
  • CMM
  • Various precision measuring instruments
  • Various precision measuring detectors
  • Flaw detection equipment
  • Balance equipment

User Guide

PURCHASE

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Step1：Prepare product

Step1：Prepare product

Step2：Desiccant Protection

Step2：Desiccant Protection

Step3：Vacuum Packaging

Step3：Vacuum Packaging

Step4：Individual Package

Step4：Individual Package

Step5：Anti-collision Filling

Step5：Anti-collision Filling

Step6：Packaging Box

Step6：Packaging Box

SHIPPING COST

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2. Some specific products need to reach the minimum order quantity.
3. It may cost additional remote fees for delivery if you are in a remote area.

SHIPPING METHOD

Currently, our products are shipped through DHL, FedEx, SF, and UPS.

DELIVERY TIME

1. Once the goods are shipped, estimated delivery time depends on the shipping methods you chose: FedEx International, 5-7 business days.
2. For in-stock parts, orders normally could be shipped out within 1-2days.

LM2657MTC Relevant information

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