28 Terminals 2V~28V MAX8743 DC to DC converter ICDUAL SWITCHING CONTROLLER 2 Outputs 200kHz 300kHz 420kHz 540kHz Transistor Driver
SOT-23
MAX8743EEI+T Datasheet
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Specifications
Name
Value
Type
Parameter
Factory Lead Time
6 Weeks
Mounting Type
Surface Mount
Package / Case
28-SSOP (0.154, 3.90mm Width)
Surface Mount
YES
Operating Temperature
-40°C~85°C TA
Packaging
Tape & Reel (TR)
Published
2006
JESD-609 Code
e3
Pbfree Code
yes
Part Status
Obsolete
Moisture Sensitivity Level (MSL)
1 (Unlimited)
Number of Terminations
28
ECCN Code
EAR99
Terminal Finish
TIN
Subcategory
Switching Regulator or Controllers
Technology
BICMOS
Terminal Position
DUAL
Terminal Form
GULL WING
Peak Reflow Temperature (Cel)
260
Terminal Pitch
0.635mm
Base Part Number
MAX8743
Function
Step-Down
Number of Outputs
2
Output Type
Transistor Driver
Input Voltage-Nom
5V
Analog IC - Other Type
DUAL SWITCHING CONTROLLER
Output Configuration
Positive
Voltage - Supply (Vcc/Vdd)
2V~28V
Control Features
Current Limit, Enable, On Time Control, Power Good, Pulse Skipping
Input Voltage (Min)
4.5V
Topology
Buck
Control Mode
CURRENT-MODE
Output Current-Max
3A
Frequency - Switching
200kHz 300kHz 420kHz 540kHz
Input Voltage (Max)
5.5V
Control Technique
PULSE WIDTH MODULATION
Synchronous Rectifier
Yes
Switcher Configuration
PUSH-PULL
Clock Sync
No
Output Phases
1
Length
9.89mm
Width
3.9mm
RoHS Status
ROHS3 Compliant
Lead Free
Lead Free
MAX8743EEI+T Product Details
MAX8743EEI+T Overview
With a 28-SSOP (0.154, 3.90mm Width) package, the switching controller is suitable for a wide range of applications. 2 outputs are supported by the dc motor controller. PMIC is packaged in a solid enclosure of Tape & Reel (TR). A total of Transistor Driver dc switching's outputs can be handled by it. This dc control operates at 2V~28V and has a 2V~28V supply voltage. Work well in dc switchers with a -40°C~85°C TA. This switching controller can switch at 200kHz 300kHz 420kHz 540kHz. The Surface Mount value makes it suitable for general dc dc regulator. To ensure efficient switching, this dcdc regulator features a Current Limit, Enable, On Time Control, Power Good, Pulse Skipping. Switch converters are connected to ICs with DUAL SWITCHING CONTROLLER analog outputs. Terminal (s) of the switching converters are designed at the DUAL position. 28 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. DC switcher's input voltageis 5V volts. Search for "MAX8743" to find other relevant dc to dc converter ics. Switching converter is a special type of Switching Regulator or Controllers. Input voltage of dc dc voltage regulator must be 4.5V. Voltages 5.5V are the maximum that the dc to dc regulator will accept. 3A is the greatest value switching converter outputs as current.
MAX8743EEI+T Features
Transistor Driver Outputs Switching Frequency: 200kHz 300kHz 420kHz 540kHz Current Limit, Enable, On Time Control, Power Good, Pulse Skipping PULSE WIDTH MODULATION
MAX8743EEI+T Applications
There are a lot of Maxim Integrated MAX8743EEI+T DC to DC converter applications.
Mobile phones
Large fire protection systems
Laboratories
Constant current circuits
Domestic water pumps
Pipe bending machines
Various precision measuring detectors
Low output voltage switching power supply circuits