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    LT1939 Price and Stock

    Analog Devices Inc LT1939IDD-PBF

    IC REG DL BUCK/LINEAR 12DFN
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    DigiKey LT1939IDD-PBF Tube 158 1
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    Analog Devices Inc LT1939EDD-PBF

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    DigiKey LT1939EDD-PBF Tube 83 1
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    • 1000 $4.63594
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    Analog Devices Inc LT1939EDD

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    Analog Devices Inc LT1939IDD-TRPBF

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    DigiKey LT1939IDD-TRPBF Reel 2,500
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    Analog Devices Inc LT1939EDD-TRPBF

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    LT1939 Datasheets (4)

    Part ECAD Model Manufacturer Description Curated Datasheet Type PDF
    LT1939EDD#PBF Linear Technology Monolithic 2A Step-Down Regulator Plus Linear Regulator/Controller; Package: DFN; No of Pins: 10; Temperature Range: -40°C to +125°C Original PDF
    LT1939EDD#TRPBF Linear Technology Monolithic 2A Step-Down Regulator Plus Linear Regulator/Controller; Package: DFN; No of Pins: 10; Temperature Range: -40°C to +125°C Original PDF
    LT1939IDD#PBF Linear Technology Monolithic 2A Step-Down Regulator Plus Linear Regulator/Controller; Package: DFN; No of Pins: 10; Temperature Range: -40°C to +85°C Original PDF
    LT1939IDD#TRPBF Linear Technology Monolithic 2A Step-Down Regulator Plus Linear Regulator/Controller; Package: DFN; No of Pins: 10; Temperature Range: -40°C to +85°C Original PDF

    LT1939 Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    DFN-12

    Abstract: No abstract text available
    Text: News Release ⎜ www.linear.com 25V, 2A IOUT , 2.2MHz Step-Down DC/DC Converter with Linear Controller in 3mm x 3mm DFN MILPITAS, CA – February 7, 2008 – Linear Technology announces the LT1939, a 2A, 25V step-down switching regulator and a linear controller in a 3mm x 3mm DFN package. The


    Original     		PDF LT1939, LT1939 250kHz DFN-12

    12V Step-Down Switching Regulator with Output Current Limit

    Abstract: 1293A "Switching Regulator"
    Text: QUICK START GUIDE FOR DEMONSTRATION CIRCUIT 1293A MONOLITHIC STEP-DOWN SWITCHING REGULATOR WITH LDO LT1939 Demo circuit 1293A is a monolithic step-down switching regulator with LDO featuring LT1939. The demo circuit is designed for 5.0V and 3.3V outputs from a 7V


    Original     		PDF LT1939 LT1939. 250kHz 12V Step-Down Switching Regulator with Output Current Limit 1293A "Switching Regulator"

    B240A

    Abstract: BAT54 FMMD914 K1939
    Text: LT1939 Monolithic 2A Step-Down Regulator Plus Linear Regulator/Controller DESCRIPTION FEATURES n n n n n n n n n n Wide Input Range: 3V to 25V Short-Circuit Protected Over Full Input Range 2A Output Current Capability Adjustable/Synchronizable Fixed Frequency


    Original     		PDF LT1939 250kHz LT1939 20-Lead LTC3548 400mA/800mA, 25MHz 10-Lead LT3680 MS10E B240A BAT54 FMMD914 K1939

    Untitled

    Abstract: No abstract text available
    Text: LT1939 Monolithic 2A Step-Down Regulator Plus Linear Regulator/Controller DESCRIPTION FEATURES n n n n n n n n n n Wide Input Range: 3V to 25V Short-Circuit Protected Over Full Input Range 2A Output Current Capability Adjustable/Synchronizable Fixed Frequency


    Original     		PDF LT1939 250kHz LT1939 LTC3548 400mA/800mA, 25MHz 10-Lead LT3680 MS10E LT3500

    C3216X7R1E475KT

    Abstract: 12v to 3.7v converter data sheet 2a LTC3642 LTC3642-5
    Text: LTC3642 High Efficiency, High Voltage 50mA Synchronous Step-Down Converter DESCRIPTION FEATURES n n n n n n n n n n n n n n Wide Input Voltage Range: 4.5V to 45V Tolerant of 60V Input Transients Internal High Side and Low Side Power Switches No Compensation Required


    Original     		PDF LTC3642 DFN10 DFN16, TSSOP16E QFN24, DFN10, MSOP10E C3216X7R1E475KT 12v to 3.7v converter data sheet 2a LTC3642 LTC3642-5

    LTC3642

    Abstract: LTC3642-5 ltdth LTC3631-3 78uF 150uH
    Text: LTC3642 High Efficiency, High Voltage 50mA Synchronous Step-Down Converter DESCRIPTION FEATURES Wide Input Voltage Range: 4.5V to 45V Tolerant of 60V Input Transients Internal High Side and Low Side Power Switches No Compensation Required 50mA Output Current


    Original     		PDF LTC3642 DFN10 DFN10, TSSOP16E MSOP10E 3642fc LTC3642 LTC3642-5 ltdth LTC3631-3 78uF 150uH

    Untitled

    Abstract: No abstract text available
    Text: LT3667 40V 400mA Step-Down Switching Regulator with Dual Fault Protected LDOs DESCRIPTION FEATURES Triple Output Supply from a Single Input Requires Only One Inductor n I = 50 A at 12V to 5V, 3.3V and 2.5V with No Load Q IN n Buck Regulator: Low Ripple <15mVP-P Burst Mode Operation


    Original     		PDF LT3667 400mA 15mVP-P) 200mA 250kHz 300kHz 16-Lead QFN-38 LT3970

    k3509

    Abstract: LT3507 24V 30A FLASH LIGHT wiring diagram DE14 LT3509 LT3509EDE LT3509IDE MBRM140 wiring diagram for dual float switch level control clear DFN10
    Text: LT3509 Dual 36V, 700mA Step-Down Regulator FEATURES DESCRIPTION n The LT 3509 is a dual, current mode, step-down switching regulator, with internal power switches each capable of providing 700mA output current. This regulator provides a compact and robust solution for multi-rail systems in harsh


    Original     		PDF LT3509 700mA 700mA TSSOP-20E LT3684 DFN-10, MSOP-10E LT3685 k3509 LT3507 24V 30A FLASH LIGHT wiring diagram DE14 LT3509 LT3509EDE LT3509IDE MBRM140 wiring diagram for dual float switch level control clear DFN10

    Untitled

    Abstract: No abstract text available
    Text: LT3507 Triple Monolithic Step-Down Regulator with LDO DESCRIPTION FEATURES n n n n n n n n n Wide Input Range: 4V to 36V One 2.4A and Two 1.5A Output Switching Regulators with Internal Power Switches Low Dropout Linear Regulator with External Transistor Antiphase Switching Reduces Ripple


    Original     		PDF LT3507 250kHz 38-Lead DFN-10, MSOP-10E LT3685 3507fa

    clear DFN10

    Abstract: LPS6225-682ML
    Text: LT3509 Dual 36V, 700mA Step-Down Regulator FEATURES DESCRIPTION n The LT 3509 is a dual, current mode, step-down switching regulator, with internal power switches each capable of providing 700mA output current. This regulator provides a compact and robust solution for multi-rail systems in harsh


    Original     		PDF LT3509 700mA TSSOP-20E LT3684 DFN-10, MSOP-10E LT3685 clear DFN10 LPS6225-682ML

    schematic diagram atx Power supply 500w

    Abstract: pioneer PAL 012A 1000w inverter PURE SINE WAVE schematic diagram 600va numeric ups circuit diagrams winbond bios 25064 TLE 9180 infineon smsc MEC 1300 nu TBE schematic diagram inverter 2000w DK55 circuit diagram of luminous 600va UPS
    Text: QUICK INDEX NEW IN THIS ISSUE! Detailed Index - See Pages 3-24 Digital Signal Processors, iCoupler , iMEMS® and iSensor . . . . . 805, 2707, 2768-2769 Connectors, Cable Assemblies, IC Sockets . . . . . . . . . . . 28-568 RF Connectors . . . . . . . . . . . . . . . . . . . . . . Pages 454-455


    Original     		PDF P462-ND P463-ND LNG295LFCP2U LNG395MFTP5U US2011) schematic diagram atx Power supply 500w pioneer PAL 012A 1000w inverter PURE SINE WAVE schematic diagram 600va numeric ups circuit diagrams winbond bios 25064 TLE 9180 infineon smsc MEC 1300 nu TBE schematic diagram inverter 2000w DK55 circuit diagram of luminous 600va UPS

    Untitled

    Abstract: No abstract text available
    Text: LT3509 Dual 36V, 700mA Step-Down Regulator FEATURES n n n n n n n n n n DESCRIPTION Two 700mA Switching Regulators with Internal Power Switches Wide 3.6V to 36V Operating Range Overvoltage Lockout Protects Circuit Through 60V Supply Transients Short-Circuit Robust


    Original     		PDF LT3509 700mA 700mA 300kHz 14-Lead TSSOP-20E LT3684 DFN-10, MSOP-10E

    MMSD914LT1

    Abstract: D03314-222 kemet ceramic esr 1nF d03314 r2c sot-23 r1c 472 diode LT3570FE D03314103 LT3570
    Text: LT3570 1.5A Buck Converter, 1.5A Boost Converter and LDO Controller DESCRIPTION FEATURES n n n n n n n n The LT 3570 is a buck and boost converter with internal power switches and LDO controller. Each converter is designed with a 1.5A current limit and an input range from


    Original     		PDF LT3570 LT3570 75MHz. 500kHz 75MHz OT-23 LT3500 LT3507 QFN38 3570fb MMSD914LT1 D03314-222 kemet ceramic esr 1nF d03314 r2c sot-23 r1c 472 diode LT3570FE D03314103

    LTC3631EMS8E

    Abstract: LTC3631EMS8E-3.3 LTC3631IMS8E LT 3631 LTC3631 LTC3631-5 LTC3631EDD LTC3631EDD-3 LTC3631EMS8E-3 LTC3631EMS8E-5
    Text: LTC3631 High Efficiency, High Voltage 100mA Synchronous Step-Down Converter DESCRIPTION FEATURES n n n n n n n n n n n n n n Wide Input Voltage Range: Operation from 4.5V to 45V Overvoltage Lockout Provides Protection Up to 60V Internal High Side and Low Side Power Switches


    Original     		PDF LTC3631 100mA DFN10, MSOP10E DFN10 DFN16, TSSOP16E QFN24, LTC3631EMS8E LTC3631EMS8E-3.3 LTC3631IMS8E LT 3631 LTC3631 LTC3631-5 LTC3631EDD LTC3631EDD-3 LTC3631EMS8E-3 LTC3631EMS8E-5

    LTC3631

    Abstract: LTC3631-5 LTC3631EDD LTC3631EDD-3 LTC3631EMS8E LTC3631EMS8E-3 LTC3631EMS8E-5 LTC3631IMS8E LTC3631IMS8E-3 LTC3631IMS8E-5
    Text: LTC3631 High Efficiency, High Voltage 100mA Synchronous Step-Down Converter DESCRIPTION FEATURES Wide Input Voltage Range: Operation from 4.5V to 45V Overvoltage Lockout Provides Protection Up to 60V Internal High Side and Low Side Power Switches No Compensation Required


    Original     		PDF LTC3631 100mA LT3437 400mA DFN10, TSSOP16E LT3470 250mA LT3685 LTC3631 LTC3631-5 LTC3631EDD LTC3631EDD-3 LTC3631EMS8E LTC3631EMS8E-3 LTC3631EMS8E-5 LTC3631IMS8E LTC3631IMS8E-3 LTC3631IMS8E-5

    Untitled

    Abstract: No abstract text available
    Text: LT3653 1.2A, HV Input Regulator with Output Current Limit for Battery Charger Applications DESCRIPTION FEATURES n n n n n n n n Wide Input Range: – Operation from 7.5V to 30V – Overvoltage Lockout Protects Circuit Through 60V Transients Operates with LTC Bat-Track Li-Ion Battery


    Original     		PDF LT3653 DFN-22 LTC4098 UTQFN-20 3653f

    Untitled

    Abstract: No abstract text available
    Text: LTC3642 High Efficiency, High Voltage 50mA Synchronous Step-Down Converter DESCRIPTION FEATURES n n n n n n n n n n n n n n Wide Input Voltage Range: 4.5V to 45V Tolerant of 60V Input Transients Internal High Side and Low Side Power Switches No Compensation Required


    Original     		PDF LTC3642 DFN10 DFN10, TSSOP16E MSOP10E 3642fc

    Untitled

    Abstract: No abstract text available
    Text: LTC3631 High Efficiency, High Voltage 100mA Synchronous Step-Down Converter DESCRIPTION FEATURES n n n n n n n n n n n n n n Wide Input Voltage Range: Operation from 4.5V to 45V Overvoltage Lockout Provides Protection Up to 60V Internal High Side and Low Side Power Switches


    Original     		PDF LTC3631 100mA DFN10, TSSOP16E LT3470 250mA LT3685 MSOP10E

    lm 7803 3V Positive Voltage Regulator

    Abstract: ic 4440 40w amplifier 12v ltsx e3 mt 1389 de LM 4440 AUDIO AMPLIFIER CIRCUIT w10 mic package bridge rectifier PF08109B smd code marking 162 sot23-5 ul 1741 grid te inverter datasheet ltqt e3
    Text: May 2009 Product Selection Guide Amplifiers Data Converters Linear Regulators Switching Regulators µModule DC/DC Converters Battery Chargers LED Drivers Hot Swap Interface Filters High Frequency Silicon Oscillators Comparators P Supervisor References Reference


    Original     		PDF D-59387 D-73230 1-800-4-LINEAR lm 7803 3V Positive Voltage Regulator ic 4440 40w amplifier 12v ltsx e3 mt 1389 de LM 4440 AUDIO AMPLIFIER CIRCUIT w10 mic package bridge rectifier PF08109B smd code marking 162 sot23-5 ul 1741 grid te inverter datasheet ltqt e3

    LFDV

    Abstract: MS8E
    Text: LTC3631 High Efficiency, High Voltage 100mA Synchronous Step-Down Converter DESCRIPTION FEATURES n n n n n n n n n n n n n n Wide Input Voltage Range: Operation from 4.5V to 45V Overvoltage Lockout Provides Protection Up to 60V Internal High Side and Low Side Power Switches


    Original     		PDF LTC3631 100mA DFN10, TSSOP16E LT3470 250mA LT3685 LFDV MS8E

    marking 3507 diode

    Abstract: r410a c3507 B140A BAS70 CMOD6263 LT3507 LT3507EUHF#PBF K3507 DO1813P-682H
    Text: LT3507 Triple Monolithic Step-Down Regulator with LDO DESCRIPTION FEATURES n n n n n n n n n Wide Input Range: 4V to 36V One 2.4A and Two 1.5A Output Switching Regulators with Internal Power Switches Low Dropout Linear Regulator with External Transistor Antiphase Switching Reduces Ripple


    Original     		PDF LT3507 250kHz 38-Lead DFN-10, MSOP-10E LT3685 3507fa marking 3507 diode r410a c3507 B140A BAS70 CMOD6263 LT3507 LT3507EUHF#PBF K3507 DO1813P-682H

    ltffr

    Abstract: LFDV marking lfdv LTC3631EMS8E-5 LTC3631IMS8E LTC3631-3 C3631 LTC3631 LTC3631IDD LTC3631EDD-3
    Text: LTC3631 High Efficiency, High Voltage 100mA Synchronous Step-Down Converter DESCRIPTION FEATURES n n n n n n n n n n n n n n Wide Input Voltage Range: Operation from 4.5V to 45V Overvoltage Lockout Provides Protection Up to 60V Internal High Side and Low Side Power Switches


    Original     		PDF LTC3631 100mA LT3437 400mA DFN10, TSSOP16E LT3470 250mA LT3685 ltffr LFDV marking lfdv LTC3631EMS8E-5 LTC3631IMS8E LTC3631-3 C3631 LTC3631 LTC3631IDD LTC3631EDD-3

    ac inductor 1.05 a

    Abstract: schematic diagram converter input 12v to 24v 4a LTC3632 LTC3632E LTC3632EDD LTC3632EMS8E LTC3632I LTC3632IDD LTC3632IMS8E
    Text: LTC3632 High Efficiency, High Voltage 20mA Synchronous Step-Down Converter FEATURES DESCRIPTION n The LTC 3632 is a high efficiency step-down DC/DC converter with internal high side and synchronous power switches that draws only 12 A typical DC supply current


    Original     		PDF LTC3632 DFN10 DFN16, TSSOP16E QFN24, 60VMAX) DFN10, MSOP10E ac inductor 1.05 a schematic diagram converter input 12v to 24v 4a LTC3632 LTC3632E LTC3632EDD LTC3632EMS8E LTC3632I LTC3632IDD LTC3632IMS8E

    d03314

    Abstract: LT3570
    Text: LT3570 1.5A Buck Converter, 1.5A Boost Converter and LDO Controller DESCRIPTION FEATURES n n n n n n n n The LT 3570 is a buck and boost converter with internal power switches and LDO controller. Each converter is designed with a 1.5A current limit and an input range


    Original     		PDF LT3570 10-Pin DFN10 OT-23 QFN38 3570f d03314