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LM2733YMF/NOPB +BOM

Current-mode control for stable operation and improved transient response

Description

The LM2733YMF/NOPB is a high-efficiency step-down switching regulator from Texas Instruments. It's a compact DC-DC converter that provides a regulated output voltage with minimal power dissipation, making it suitable for energy-efficient solutions in various applications. This device features a 1.5A switch current capability, integrated soft-start function, and thermal shutdown protection. Its operating frequency is up to 800 kHz, allowing for high efficiency and compact design. The LM2733YMF/NOPB is commonly used in battery-powered devices, portable consumer electronics, and automotive systems. Its small HSOP-8 package makes it ideal for space-constrained designs. With its high efficiency and low power dissipation, the LM2733YMF/NOPB is a suitable choice for applications requiring a regulated output voltage with minimal heat generation.

Features

The LM2733YMF/NOPB features:

  • High-efficiency step-up DC-DC converter
  • Voltage range: 2.7V to 5.5V
  • Fixed frequency operation: 1.6MHz
  • Switch current capability: 2A
  • Integrated soft-start function
  • Thermal shutdown protection

It's commonly used in applications such as battery-powered devices, portable consumer electronics, and automotive systems.

Package

The package type of LM2733YMF/NOPB is SOT235.

Pinout

The LM2733YMF/NOPB has a package type of SOT235, which is a small outline transistor (SOT) package with 5 pins.

Here's the pinout:

  • VCC: Input voltage
  • GND: Ground
  • EN: Enable input
  • OUT: Output voltage
  • COMP: Compensation pin

The LM2733YMF/NOPB is a high-efficiency step-down switching regulator that can be used to convert an input voltage to a lower output voltage. It has features such as soft-start, thermal shutdown protection, and a fixed frequency operation of 800 kHz.

Manufacturer

The manufacturer of the LM2733YMF/NOPB is Texas Instruments (TI). TI is a leading semiconductor company that designs, manufactures, tests, and sells analog and embedded processing chips for a wide range of applications, including automotive, industrial, medical, consumer electronics, and more.

Applications

According to the product information, the LM2733YMF/NOPB is suitable for various application areas, including:

  • Battery-powered devices
  • Portable consumer electronics
  • Automotive systems

In these applications, it provides a high-efficiency step-down switching regulator that minimizes power dissipation, making it ideal for energy-efficient power management solutions.

Equivalent

Based on the product information, I did not find any direct equivalence to provide. However, given its features as a high-efficiency step-up DC-DC converter with a voltage range of 2.7V to 5.5V, it is likely that some similar products from Texas Instruments or other manufacturers might be:

  • Texas Instruments' TPS63060
  • ON Semiconductor's NCP1610AD3
  • STMicroelectronics' LMC5406

Please note that these are just approximate matches and the actual usage depends on specific requirements and design considerations.

Specifications

Topology Boost Vin (min) (V) 2.7
Vin (max) (V) 14 Vout (min) (V) 3
Vout (max) (V) 40 Switch current limit (typ) (A) 1.5
Type Converter Regulated outputs (#) 1
Switching frequency (min) (kHz) 400 Switching frequency (max) (kHz) 1850
Iq (typ) (mA) 1.1 Features Enable, Light Load Efficiency, Nonsynchronous rectification
Duty cycle (max) (%) 96 Operating temperature range (°C) -40 to 125
Rating Catalog feature-type Step Up
feature-isolation feature-process-technology DMOS
feature-output-type Adjustable feature-switching-frequency-khz 600(Typ)
feature-number-of-outputs 1 feature-output-voltage-v 3 to 40
feature-maximum-output-current-a feature-maximum-output-power-w
feature-minimum-input-voltage-v 2.7 feature-maximum-input-voltage-v 14
feature-typical-switch-current-a 1.5 feature-efficiency-
feature-packaging Tape and Reel feature-rad-hard
feature-pin-count 5 feature-cecc-qualified No
feature-esd-protection Yes feature-escc-qualified
feature-military No feature-aec-qualified No
feature-aec-qualified-number feature-eccn-code EAR99
feature-svhc No feature-svhc-exceeds-threshold No
Package/Case SOT23-5

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Ratings and Reviews

More
J
J**n 05/23/2024

Thank you, order received

2
H
H**r 05/30/2021

Capacity and esr is normal.

15
C
C**n 02/09/2021

Works just fine. Jaws works too. Recommanded!

5
E
E**a 09/01/2020

The goods came after the end of the buyer's protection period. Choose shipping with tracking.

12

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