降压式开关稳压器

EML3420-00SG08NRR

The EML3420 is a frequency adjustable, 6A, current-mode step-down converter with an integrated high-side switch. The EML3420 operates with the wide input voltage from 4.5V to 36V and provides an adjustable output voltage from 0.8V to 30V. The EML3420 features a PWM mode operation with up to 2.1MHz adjustable switching frequency. The EML3420 also provides a highly efficient solution with current mode control for fast loop response and easy compensation. The EML3420 automatically enters PSM mode at light load.

Cycle-by-cycle 8A-current limiting and thermal shutdown are provided for fault condition protections. An internal 2ms soft-start design reduces input start-up current and prevents the output voltage and inductor current from overshooting during power-up.
The EML3420 is available in E-SOP-8L with thermally enhanced packag

Features
4.5V to 36V Input Voltage Range
6A Continuous Output Current
90mΩ Internal Power MOSFET Switch
Output Adjustable from 0.8V
Up to 2.1MHz Adjustable Switching Frequency
Cycle-by-Cycle Current Limit, Frequency Fold Back and thermal shutdown
Stable with Low ESR Output Ceramic Capacitors
2ms Internal Soft-Start
Thermally Enhanced E-SOP-8L Package

Applications
12V and 24V Distributed Power Systems
Battery Powered Systems
Industrial Power Systems
LCD and Plasma TVs
Automotive Systems
 
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