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LMZ22008

LMZ22008 Series

8A SIMPLE SWITCHER® Power Module with 20V Maximum Input Voltage and Current Sharing

Manufacturer: Texas Instruments

Catalog

8A SIMPLE SWITCHER® Power Module with 20V Maximum Input Voltage and Current Sharing

Key Features

Integrated Shielded InductorSimple PCB LayoutFrequency Synchronization Input (350 kHz to 600kHz)Current Sharing CapabilityFlexible Start-up Sequencing Using ExternalSoft-Start, Tracking and Precision EnableProtection Against Inrush Currents and Faultssuch as Input UVLO and Output Short CircuitJunction Temperature Range –40°C to 125°CSingle Exposed Pad and Standard Pinout forEasy Mounting and ManufacturingFully Enabled for WEBENCH®PowerDesignerPin Compatible With LMZ22010/06,LMZ12010/08/06, LMZ23610/08/06, andLMZ13610/08/06Electrical Specifications40-W MaximumTotal Output PowerUp to 8-A Output CurrentInput Voltage Range 6 V to 20 VOutput Voltage Range 0.8 V to 6 VEfficiency up to 92%Performance BenefitsHigh Efficiency Reduces System HeatGenerationLow Radiated Emissions (EMI) Testedto EN55022(1)Only 7 External ComponentsLow Output Voltage RippleNo External Heat Sink RequiredSimple Current Sharing for Higher CurrentApplicationsIntegrated Shielded InductorSimple PCB LayoutFrequency Synchronization Input (350 kHz to 600kHz)Current Sharing CapabilityFlexible Start-up Sequencing Using ExternalSoft-Start, Tracking and Precision EnableProtection Against Inrush Currents and Faultssuch as Input UVLO and Output Short CircuitJunction Temperature Range –40°C to 125°CSingle Exposed Pad and Standard Pinout forEasy Mounting and ManufacturingFully Enabled for WEBENCH®PowerDesignerPin Compatible With LMZ22010/06,LMZ12010/08/06, LMZ23610/08/06, andLMZ13610/08/06Electrical Specifications40-W MaximumTotal Output PowerUp to 8-A Output CurrentInput Voltage Range 6 V to 20 VOutput Voltage Range 0.8 V to 6 VEfficiency up to 92%Performance BenefitsHigh Efficiency Reduces System HeatGenerationLow Radiated Emissions (EMI) Testedto EN55022(1)Only 7 External ComponentsLow Output Voltage RippleNo External Heat Sink RequiredSimple Current Sharing for Higher CurrentApplications

Description

AI
The LMZ22008 SIMPLE SWITCHER®power module is an easy-to-use step-down DC-DC solution capable of driving up to 8-A load. The LMZ22008 is available in an innovative package that enhances thermal performance and allows for hand or machine soldering. The LMZ22008 can accept an input voltage rail between 6 V and 20 V and deliver an adjustable and highly accurate output voltage as low as 0.8 V. The LMZ22008 only requires two external resistors and external capacitors to complete the power solution. The LMZ22008 is a reliable and robust design with the following protection features: thermal shutdown, programmable input undervoltage lockout, output overvoltage protection, short circuit protection, output current limit, and allows start-up into a prebiased output. The sync input allows synchronization over the 314- to 600-kHz switching frequency range and up to 6 modules can be connected in parallel for higher load currents. The LMZ22008 SIMPLE SWITCHER®power module is an easy-to-use step-down DC-DC solution capable of driving up to 8-A load. The LMZ22008 is available in an innovative package that enhances thermal performance and allows for hand or machine soldering. The LMZ22008 can accept an input voltage rail between 6 V and 20 V and deliver an adjustable and highly accurate output voltage as low as 0.8 V. The LMZ22008 only requires two external resistors and external capacitors to complete the power solution. The LMZ22008 is a reliable and robust design with the following protection features: thermal shutdown, programmable input undervoltage lockout, output overvoltage protection, short circuit protection, output current limit, and allows start-up into a prebiased output. The sync input allows synchronization over the 314- to 600-kHz switching frequency range and up to 6 modules can be connected in parallel for higher load currents.