LMR16030
SNVSAH9B – DECEMBER 2015 – REVISED MARCH 2021
LMR16030 SIMPLE SWITCHER® 60-V, 3-A Step-Down Converter With 40-µA IQ
1 Features
• New product available: LM76003 60-V, 3.5-A, 2.2MHz synchronous converter
• 4.3-V to 60-V input range • 3-A continuous output current • Ultra-low 40-µA operating quiescent current • 155-mΩ high-side MOSFET • Current mode control • Adjustable switching frequency from 200 kHz to
2.5 MHz • Frequency synchronization to external clock • Internal compensation for ea.
3A Step-Down Converter
LMR16030
SNVSAH9B – DECEMBER 2015 – REVISED MARCH 2021
LMR16030 SIMPLE SWITCHER® 60-V, 3-A Step-Down Converter With 40-µA IQ
1 Features
• New product available: LM76003 60-V, 3.5-A, 2.2MHz synchronous converter
• 4.3-V to 60-V input range • 3-A continuous output current • Ultra-low 40-µA operating quiescent current • 155-mΩ high-side MOSFET • Current mode control • Adjustable switching frequency from 200 kHz to
2.5 MHz • Frequency synchronization to external clock • Internal compensation for ease of use • High duty cycle operation supported • Precision enable input • 1-µA shutdown current • Thermal, overvoltage and short protection • 8-pin HSOIC with PowerPAD™ package • Create a custom design using the LM76003 with
the WEBENCH® Power Designer • Create a custom design using the LM16030 with
the WEBENCH® Power Designer
2 Applications
• Automotive battery regulation • Industrial power supplies • Telecom and datacom systems • General purpose wide VIN regulation
3 Description
The LMR16030 is a 60-V, 3-A SIMPLE SWITCHER® step-down regulator with an integrated high-side MOSFET. With a wide input range from 4.3 V to 60 V, it is suitable for various applications
VIN up to 60 V
CIN RT
CSS
VIN
EN
BOOT
RT/SYNC
SW
SS
FB
GND
CBOOT L
D
RFBT
RFBB
VOUT COUT
Simplified Schematic (for LMR16030S)
from industrial to automotive for power conditioning from unregulated sources. The quiescent current of the regulator is 40 µA in sleep mode, which is suitable for battery-powered syste.