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LMZ14201EXT

LMZ14201EXT Series

1A SIMPLE SWITCHER Power Module with 42V Maximum Input Voltage for Military and Rugged App

Manufacturer: Texas Instruments

Catalog

1A SIMPLE SWITCHER Power Module with 42V Maximum Input Voltage for Military and Rugged App

Key Features

Junction Temperature Range –55°C to 125°CIntegrated Shielded InductorSimple PCB LayoutFlexible Startup Sequencing Using External Soft-Start and Precision EnableProtection Against Inrush Currents and Faultssuch as Input UVLO and Output Short CircuitSingle Exposed Pad and Standard Pinout forEasy Mounting and ManufacturingFast Transient Response for Powering FPGAsand ASICsLow Output Voltage RipplePin-to-Pin Compatible With Family Devices:LMZ14203EXT/2EXT/1EXT(42-V Maximum 3 A, 2 A, 1 A)LMZ14203/2/1 (42-V Maximum 3 A, 2 A, 1 A)LMZ12003/2/1 (20-V Maximum 3 A, 2 A, 1 A)Fully Enabled for WEBENCH Power DesignerElectrical Specifications6-W Maximum Total Output PowerUp to 1-A Output CurrentInput Voltage Range 6 V to 42 VOutput Voltage Range 0.8 V to 6 VEfficiency up to 90%Performance BenefitsLow Radiated Emissions and High Radiated ImmunityPasses Vibration Standard MIL-STD-883 Method2007.2 Condition A JESD22–B103BCondition 1Passes Drop Standard MIL-STD-883 Method2002.3 Condition B JESD22–B110 Condition BJunction Temperature Range –55°C to 125°CIntegrated Shielded InductorSimple PCB LayoutFlexible Startup Sequencing Using External Soft-Start and Precision EnableProtection Against Inrush Currents and Faultssuch as Input UVLO and Output Short CircuitSingle Exposed Pad and Standard Pinout forEasy Mounting and ManufacturingFast Transient Response for Powering FPGAsand ASICsLow Output Voltage RipplePin-to-Pin Compatible With Family Devices:LMZ14203EXT/2EXT/1EXT(42-V Maximum 3 A, 2 A, 1 A)LMZ14203/2/1 (42-V Maximum 3 A, 2 A, 1 A)LMZ12003/2/1 (20-V Maximum 3 A, 2 A, 1 A)Fully Enabled for WEBENCH Power DesignerElectrical Specifications6-W Maximum Total Output PowerUp to 1-A Output CurrentInput Voltage Range 6 V to 42 VOutput Voltage Range 0.8 V to 6 VEfficiency up to 90%Performance BenefitsLow Radiated Emissions and High Radiated ImmunityPasses Vibration Standard MIL-STD-883 Method2007.2 Condition A JESD22–B103BCondition 1Passes Drop Standard MIL-STD-883 Method2002.3 Condition B JESD22–B110 Condition B

Description

AI
The LMZ14201EXT SIMPLE SWITCHER®power module is an easy-to-use step-down DC-DC solution capable of driving up to 1-A load with exceptional power conversion efficiency, line and load regulation, and output accuracy. The LMZ14201EXT is available in an innovative package that enhances thermal performance and the device allows for hand or machine soldering. The LMZ14201EXT can accept an input voltage rail between 6 V and 42 V and can deliver an adjustable and highly accurate output voltage as low as 0.8 V. The LMZ14201EXT only requires three external resistors and four external capacitors to complete the power solution. The LMZ14201EXT is a reliable and robust design with the following protection features: thermal shutdown, input undervoltage lockout, output overvoltage protection, short-circuit protection, output current limit, and allows startup into a prebiased output. A single resistor adjusts the switching frequency up to 1 MHz. The LMZ14201EXT SIMPLE SWITCHER®power module is an easy-to-use step-down DC-DC solution capable of driving up to 1-A load with exceptional power conversion efficiency, line and load regulation, and output accuracy. The LMZ14201EXT is available in an innovative package that enhances thermal performance and the device allows for hand or machine soldering. The LMZ14201EXT can accept an input voltage rail between 6 V and 42 V and can deliver an adjustable and highly accurate output voltage as low as 0.8 V. The LMZ14201EXT only requires three external resistors and four external capacitors to complete the power solution. The LMZ14201EXT is a reliable and robust design with the following protection features: thermal shutdown, input undervoltage lockout, output overvoltage protection, short-circuit protection, output current limit, and allows startup into a prebiased output. A single resistor adjusts the switching frequency up to 1 MHz.