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LMR14020SDDAR +BOM

SIMPLE SWITCHER, 4-V to 40-V, 2-A 2.2-MHz step-down converter with Low IQ

LMR14020SDDAR Information

Description

The Texas Instruments LMR14020SDDAR is a synchronous step-down DC-DC converter that provides a compact and efficient power management solution for various applications. It features an input range of 4V to 40V, output current up to 2A, and adjustable switching frequency from 200 kHz to 2.5 MHz. The device offers advanced protection features such as thermal, overvoltage, and short circuit protection. The LMR14020SDDAR is suitable for industrial automation, automotive electronics, consumer electronics, power management applications, and miniature electronic devices. Its compact 8-pin HSOIC package with PowerPAD makes it ideal for space-constrained designs. The device also features a precision enable input, external soft-start, and internal compensation for ease of use. Overall, the LMR14020SDDAR is a versatile and reliable DC-DC converter that can be used in a wide range of applications where efficient power management is required.

Features

The LMR14020SDDAR features include:

  • 4V to 40V input range
  • 2A continuous output current
  • Ultra-low 40µA operating quiescent current
  • 90mΩ high-side MOSFET
  • Minimum switch-on time: 75ns
  • Current mode control
  • Adjustable switching frequency from 200kHz to 2.5MHz
  • Frequency synchronization to external clock
  • Internal compensation for ease of use
  • High duty cycle operation supported
  • Precision enable input
  • 1µA shutdown current
  • External soft-start
  • Thermal, overvoltage, and short protection

These features make it suitable for industrial automation, automotive electronics, consumer electronics, power management applications, and miniature electronic devices.

Package

The package type of LMR14020SDDAR is HSOP-8-EP, which is an 8-pin HSOIC (High-Side Organic Land Pattern) with PowerPAD.

Manufacturer

The manufacturer of the LMR14020SDDAR is Texas Instruments (TI). Texas Instruments is a global semiconductor leader and one of the most respected companies in the industry, known for their innovative products and solutions for various applications such as industrial automation, automotive electronics, consumer electronics, power management applications, and miniature electronic devices.

Applications

According to the product information, the application areas of LMR14020SDDAR are:

  • Industrial automation
  • Automotive electronics
  • Consumer electronics
  • Power management applications
  • Miniature electronic devices

Equivalent

Based on Texas Instruments' product family, the equivalent products to LMR14020SDDAR are:

  • LMZ20502
  • LMZ20503
  • LMZ20504

These devices share similar features such as adjustable switching frequency, current mode control, and thermal protection, making them suitable alternatives for applications requiring a high-performance DC-DC converter.

Specifications

Vin (min) (V) 4 Vin (max) (V) 40
Vout (min) (V) 1 Vout (max) (V) 36
Iout (max) (A) 2 Iq (typ) (mA) 0.04
Switching frequency (min) (kHz) 200 Switching frequency (max) (kHz) 2500
Features Enable, Frequency synchronization, Light Load Efficiency, Over Current Protection, Power good, Pre-Bias Start-Up, Soft Start Adjustable, Tracking, UVLO adjustable Operating temperature range (°C) -40 to 125
Rating Catalog Regulated outputs (#) 1
Control mode current mode Duty cycle (max) (%) 98
Type Converter feature-type Synchronous Step Down
feature-isolation feature-process-technology
feature-output-type Adjustable feature-switching-frequency-khz 250 to 2300
feature-number-of-outputs 1 feature-output-voltage-v 1 to 36
feature-maximum-output-current-a 2 feature-maximum-output-power-w
feature-minimum-input-voltage-v 4 feature-maximum-input-voltage-v 40
feature-typical-switch-current-a feature-efficiency-
feature-packaging Tape and Reel feature-rad-hard
feature-pin-count 8 feature-cecc-qualified
feature-esd-protection Yes feature-escc-qualified
feature-military No feature-aec-qualified Yes
feature-aec-qualified-number feature-eccn-code EAR99
feature-svhc No feature-svhc-exceeds-threshold No
Package/Case SOP8

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Ratings and Reviews

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L
L**s 09/28/2024

Excellent 2-sided marker for applying a layer not etched with textolite.

18

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In Stock: 20,000

Minimum Order: 1

Qty. Unit Price Ext. Price
1+ $0.437 $0.44
10+ $0.348 $3.48
30+ $0.310 $9.30
100+ $0.263 $26.30
500+ $0.241 $120.50
1000+ $0.228 $228.00

The prices above are for reference only.

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