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EUP3411

Eutech Microelectronics
Part Number EUP3411
Manufacturer Eutech Microelectronics
Description 380KHz Step-Down Converter
Published Sep 16, 2019
Detailed Description EUP3410/3411 2A,16V,380KHz Step-Down Converter DESCRIPTION The EUP3410/3411 is a current mode, step-down switching regu...
Datasheet PDF File EUP3411 PDF File

EUP3411
EUP3411

Overview
EUP3410/3411 2A,16V,380KHz Step-Down Converter DESCRIPTION The EUP3410/3411 is a current mode, step-down switching regulator capable of driving 2A continuous load with excellent line and load regulation.
The EUP3410/3411 can operate with an input voltage range from 4.
5V to 16V and the output can be externally set from 1.
2V to 12V with a resistor divider.
Fault condition protection includes cycle-by-cycle current limiting and thermal shutdown.
In shutdown mode the regulator draws 25µA of supply current.
The EUP3410/3411 requires a minimum number of external components.
FEATURES z 30V Input Surge Protection z Up to 2A Output Current z 0.
17 Internal DMOS Output Switch z 4.
5V to 16V Input Operating Range z Output Adjustable from 1.
2V to 12V z Up to 95% Efficiency z 25µA Shutdown Current z Fixed 380KHz Frequency z Thermal Shutdown and Overcurrent Protection z Input Supply Overvoltage and Undervoltage Lockout z Available in SOP-8 & MSOP-10 Packages z RoHS Compliant and 100% Lead(Pb)-Free APPLICATIONS z PC Monitors z Distributed Power Systems z Networking Systems z Portable Electronics Typical Application Circuit Figure 1.
Typical Application Circuit with Ceramic Capacitors DS3410/3411 Ver1.
2 Nov.
2008 1 Typical Application Circuit (continued) EUP3410/3411 Block Diagram Figure 2.
Typical Application Circuit with Electrolytic Capacitors DS3410/3411 Ver1.
2 Nov.
2008 Figure 3.
Functional Block Diagram 2 Pin Configurations Package Type Pin Configurations Package Type EUP3410/3411 Pin Configurations SOP-8 MSOP-10 Pin Description Pin Name BS IN SW GND FB COMP EN NC SS EUP3410 1 2 3 4 5 6 7 8 - EUP3411 2 4 5 6 7 8 9 1,3 10 DESCRIPTION High-Side Gate Driver Boostrap Supply.
BS provides power to the gate driver of high-side n-channel MOSFET switch.
Connect a 10nF or greater capacitor from SW to BS.
Input Supply Pin.
IN supplies the power to the IC and the high side power switch.
Connect IN to a 4.
5V to 16V power source.
Bypass IN to GND with a suitably large...


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