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ADI LTC3412AEUF#PBFRoHS

Manufacturer
ADI
MPN
LTC3412AEUF#PBF
LCSC Part #
C107829
Packaging
QFN-16-EP(4x4)
Customer #
Key Attributes
4MHz Step-down type Adjustable 800mV~5V 3A QFN-16-EP(4x4) Voltage Regulators - DC DC Switching Regulators RoHS
Datasheetpdf iconADI LTC3412AEUF#PBF
In-Stock: 10
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QtyUnit PriceTotal Amount
1+$ 6.0317$ 6.03
10+$ 5.9031$ 59.03
30+$ 5.4347$ 163.04
100+$ 5.3474$ 534.74
Standard Packaging91/Full Tube
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Products Specifications

All
TypeDescription
CategoryIntegrated Circuits (ICs)/Power Management (PMIC)/Voltage Regulators - DC DC Switching Regulators
ManufacturerADI
PackagingQFN-16-EP(4x4)
Operating Temperature-40℃~+125℃@(TJ)
Frequency - Switching4MHz
FunctionStep-down type
Number of Outputs1
FeaturesFrequency synchronization;Operating status indication;Light load efficient mode;Adjustable soft-start
Output TypeAdjustable
TopologyBuck
Operating Voltage2.25V~5.5V
Switch tube (built-in/external)Built-in
Output Voltage800mV~5V
Output Current3A
Quiescent Current64uA
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Introduction

AI Translation

The LTC3412A is a high efficiency monolithic synchronous, step-down DC/DC converter utilizing a constant frequency, current mode architecture. It operates from an input voltage range of 2.25V to 5.5V and provides a regulated output voltage from 0.8V to 5V while delivering up to 3A of output current. The internal synchronous power switch with 77mΩ on-resistance increases efficiency and eliminates the need for an external Schottky diode. Switching frequency is set by an external resistor or can be synchronized to an external clock. 100% duty cycle provides low dropout operation extending battery life in portable systems. OPTI-LOOP compensation allows the transient response to be optimized over a wide range of loads and output capacitors. The LTC3412A can be configured for either Burst Mode operation or forced continuous operation. Forced continuous operation reduces noise and RF interference while Burst Mode operation provides high efficiency by reducing gate charge losses at light loads. In Burst Mode operation, external control of the burst clamp level allows the output voltage ripple to be adjusted according to the application requirements.

Features

AI Translation
  • High Efficiency: Up to 95%
  • 3A Output Current
  • Low Quiescent Current: 4μA
  • Low RDS(ON) Internal Switch: 77mΩ
  • 2.25V to 5.5V Input Voltage Range
  • Programmable Frequency: 300kHz to 4MHz
  • ±2% Output Voltage Accuracy
  • 0.8V Reference Allows Low Output Voltage
  • Selectable Forced Continuous/Burst Mode Operation with Adjustable Burst Clamp
  • Synchronizable Switching Frequency
  • Low Dropout Operation: 100% Duty Cycle
  • Power Good Output Voltage Monitor
  • Overtemperature Protected
  • Available in 16-Lead Exposed Pad TSSOP and QFN Packages

Applications

AI Translation
  • Point-of-Load Regulation
  • Notebook Computers
  • Portable Instruments
  • Distributed Power Systems