LTC2934IDC-2

Product Overview

Category

LTC2934IDC-2 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for power supply monitoring and sequencing.

Characteristics

• Power supply monitoring and sequencing capabilities
• Low quiescent current consumption
• Wide operating voltage range
• High accuracy and precision
• Compact package size

Package

LTC2934IDC-2 is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of LTC2934IDC-2 lies in its ability to monitor and control power supply voltages, ensuring proper sequencing and reliable operation of electronic systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Operating Voltage Range: 2.7V to 16V
• Quiescent Current: 10µA (typical)
• Number of Pins: 8
• Temperature Range: -40°C to +85°C
• Output Voltage Accuracy: ±1.5%
• Power-On Reset Threshold Accuracy: ±1.5%

Detailed Pin Configuration

1. VCC: Power supply input
2. GND: Ground reference
3. EN: Enable pin for power sequencing control
4. PGOOD: Power good output indicating valid power supply
5. RESET: Active-low reset output
6. OV: Overvoltage threshold pin
7. UV: Undervoltage threshold pin
8. OV/UV: Overvoltage/Undervoltage selection pin

Functional Features

• Power supply monitoring and sequencing
• Adjustable overvoltage and undervoltage thresholds
• Power-on reset generation
• Fault detection and reporting through PGOOD and RESET pins
• Flexible configuration options through OV/UV pin

Advantages and Disadvantages

Advantages

• Efficient power supply monitoring and sequencing
• Low power consumption
• Wide operating voltage range for versatile applications
• Accurate and precise voltage thresholds
• Compact package size for space-constrained designs

Disadvantages

• Limited number of pins for additional functionalities
• Requires external components for complete power supply monitoring system

Working Principles

LTC2934IDC-2 operates by continuously monitoring the input power supply voltage. It compares the voltage level with user-configurable overvoltage and undervoltage thresholds. If the voltage exceeds or falls below the set thresholds, the device triggers appropriate actions such as generating a power-on reset signal or activating fault outputs.

The EN pin allows users to enable or disable the power sequencing function. The OV/UV pin provides flexibility in selecting either overvoltage or undervoltage monitoring mode.

Detailed Application Field Plans

LTC2934IDC-2 finds extensive application in various electronic systems that require reliable power supply monitoring and sequencing. Some specific application fields include:

1. Industrial automation systems
2. Telecommunications equipment
3. Automotive electronics
4. Medical devices
5. Consumer electronics

In these fields, LTC2934IDC-2 ensures proper power supply management, preventing potential damage to sensitive components and ensuring safe and reliable operation.

Detailed and Complete Alternative Models

1. LTC2933IDC-2: Similar to LTC2934IDC-2 but with different pin configuration.
2. LTC2935IDC-2: Offers additional features such as adjustable power-on reset delay.
3. LTC2936IDC-2: Provides higher accuracy and precision in voltage monitoring.

These alternative models offer similar functionality to LTC2934IDC-2 while catering to specific requirements or providing enhanced capabilities.

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