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LMR36503MSCQRPERQ1 +BOM

Buck Switching Regulator IC Positive Adjustable 1V 1 Output 300mA 9-VFQFN

LMR36503MSCQRPERQ1 General Description

The LMR36503MSCQRPERQ1 is a top-of-the-line regulator that stands out for its wide input voltage range and high efficiency. With an input voltage range of 3.5V to 42V, this regulator is perfect for demanding automotive and industrial applications where stable power output is crucial. The regulator can deliver up to 3A of continuous output current while maintaining a peak efficiency of 95%, ensuring that your devices operate at their best. Additionally, its adjustable switching frequency of up to 2.1MHz allows for flexibility in designing with small external components, saving on board space

Key Features

  • Automotive-grade performance: -40°C to +125°C
  • Compact solution for space-constrained designs
  • Ultra-low quiescent current for extended battery life
  • Synchronizable with MODE/SYNC pin variant available
  • Adjustable frequency up to 2.2 MHz with RT pin variant
  • Pseudo-random spread spectrum for reduced EMI emissions

Specifications

Vin (min) (V) 3 Vin (max) (V) 65
Vout (min) (V) 1 Vout (max) (V) 28
Iout (max) (A) 0.3 Iq (typ) (mA) 0.004
Switching frequency (min) (kHz) 200 Switching frequency (max) (kHz) 2200
EMI features Low parasitic Hotrod packaging, Spread Spectrum Features Enable, Fixed Output, Forced PWM, Frequency synchronization, Light Load Efficiency, Over Current Protection, Power good, Pre-Bias Start-Up, Soft Start Fixed, Spread Spectrum, Synchronous Rectification, Wettable flanks package
Operating temperature range (°C) -40 to 150 Rating Automotive
TI functional safety category Functional Safety-Capable Regulated outputs (#) 1
Control mode current mode Duty cycle (max) (%) 99
Type Converter Pin Count 13
Released Date Jul 21, 2021 Last Modified Date Mar 7, 2023 4:10 PM UTC
Package/Case VQFN-9

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I
I**h 07/07/2024

It's cool! Thank you!

2

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LMR36503MSCQRPERQ1 Datasheet PDF

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