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:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage pin
6. PGND: Power ground pin
7. SS/TR: Soft-start/Tracking pin
8. 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:

1. Mobile phones
2. Tablets
3. Portable media players
4. Wearable devices
5. IoT (Internet of Things) devices

Detailed and Complete Alternative Models

1. LM1117-3.3: Fixed output voltage regulator with a maximum output current of 800mA.
2. LT1763: Low dropout voltage regulator with adjustable output voltage and a maximum output current of 500mA.
3. 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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