L6935TR

Product Overview

Category: Integrated Circuit (IC)
Use: Power Management
Characteristics: High efficiency, low power consumption
Package: Surface Mount Technology (SMT)
Essence: Voltage Regulator
Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

Input Voltage Range: 2.7V to 5.5V
Output Voltage Range: 0.8V to 3.6V
Maximum Output Current: 1.5A
Dropout Voltage: 200mV at 1A
Quiescent Current: 50µA
Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The L6935TR has a total of 8 pins:

VIN: Input voltage pin
GND: Ground pin
EN: Enable pin
FB: Feedback pin
VOUT: Output voltage pin
PGND: Power ground pin
SS/TR: Soft-start/Tracking pin
COMP: Compensation pin

Functional Features

High efficiency conversion
Low power consumption in standby mode
Overcurrent protection
Thermal shutdown protection
Short-circuit protection
Soft-start function for controlled startup

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power loss - Wide input voltage range allows for versatile applications - Compact SMT package saves board space - Comprehensive protection features ensure system reliability

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Dropout voltage may affect performance in low input voltage scenarios

Working Principles

The L6935TR is a voltage regulator IC that converts an input voltage within the range of 2.7V to 5.5V into a regulated output voltage between 0.8V and 3.6V. It achieves high efficiency by utilizing a synchronous buck converter topology. The IC incorporates various protection mechanisms such as overcurrent, thermal shutdown, and short-circuit protection to ensure safe operation.

Detailed Application Field Plans

The L6935TR is commonly used in portable electronic devices, battery-powered systems, and low-power applications where efficient power management is crucial. Some specific application areas include:

Mobile phones
Tablets
Portable media players
Wearable devices
IoT (Internet of Things) devices

Detailed and Complete Alternative Models

LM1117-3.3: Fixed output voltage regulator with a maximum output current of 800mA.
LT1763: Low dropout voltage regulator with adjustable output voltage and a maximum output current of 500mA.
TPS54331: Synchronous step-down DC-DC converter with an input voltage range of 4.5V to 28V and a maximum output current of 3A.

These alternative models offer different features and specifications, providing flexibility for various design requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací L6935TR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of L6935TR in technical solutions:

Q: What is L6935TR? A: L6935TR is a specific model of voltage regulator used in electronic circuits.
Q: What is the input voltage range for L6935TR? A: The input voltage range for L6935TR is typically between 2.5V and 5.5V.
Q: What is the output voltage range for L6935TR? A: The output voltage range for L6935TR can be adjusted from 0.6V to the input voltage.
Q: What is the maximum output current of L6935TR? A: The maximum output current of L6935TR is typically around 3A.
Q: Is L6935TR suitable for battery-powered applications? A: Yes, L6935TR is suitable for battery-powered applications due to its low dropout voltage and low quiescent current.
Q: Can L6935TR handle high temperatures? A: Yes, L6935TR is designed to operate at high temperatures and has built-in thermal protection features.
Q: Does L6935TR require any external components for operation? A: Yes, L6935TR requires a few external components such as input/output capacitors and resistors for stability and filtering.
Q: Can L6935TR be used in automotive applications? A: Yes, L6935TR is suitable for automotive applications as it meets the required standards and has a wide operating temperature range.
Q: What is the efficiency of L6935TR? A: The efficiency of L6935TR depends on the input/output voltage difference and load conditions, but it can typically achieve high efficiency levels.
Q: Are there any specific design considerations when using L6935TR? A: Yes, some design considerations include proper heat sinking, component selection for desired output voltage, and ensuring adequate input/output capacitance for stability.

Please note that the answers provided here are general and may vary depending on the specific datasheet and application requirements of L6935TR.