• Integrated Shielded Inductor & Simple PCB
Layout
• Flexible Start-Up Sequencing Using External SoftStart and Precision Enable
• Protection Against Inrush Currents and Faults
Such as Input UVLO and Output Short Circuit
• –40°C to 125°C Junction Temperature Range
• Single Exposed Pad and Standard Pinout for Easy
Mounting and Manufacturing
• Fast Transient Response for Powering FPGAs
and ASICs
• Low Output Voltage Ripple
• Pin-to-Pin Compatible Family:
– LMZ1420x (42 V Maximum 3 A, 2 A, 1 A)
– LMZ1200x (20 V Maximum 3 A, 2 A, 1 A)
• Fully Enabled for WEBENCH® Power Designer
• Electrical Specifications
– 18-W Maximum Total Output Power
– Up to 3-A Output Current
– Input Voltage Range 6 V to 42 V
– Output Voltage Range 0.8 V to 6 V
– Efficiency up to 90%
• Performance Benefits
– Operates at High Ambient Temperature With
No Thermal Derating
– High Efficiency Reduces System Heat
Generation
– Low Radiated Emissions (Electromagnetic
Interference [EMI]) Tested With EN55022
Class B Standard
– Passes 10-V/m Radiated Immunity EMI Test
Standard EN61000 4-3
• Create a Custom Design Using the LMZ14203
With the WEBENCH® Power Designer