LTC2930HDD#PBF

Product Overview

Category

LTC2930HDD#PBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for power supply monitoring and sequencing applications.

Characteristics

• The LTC2930HDD#PBF is a high voltage, low quiescent current, adjustable reset timer.
• It operates over a wide input voltage range, making it suitable for various applications.
• The device offers precise timing control and can be easily programmed using external resistors.
• It features a watchdog timer function that monitors system activity and resets the system if necessary.
• The LTC2930HDD#PBF has a low shutdown current, ensuring minimal power consumption during standby mode.

Package

The LTC2930HDD#PBF is available in a 10-pin DFN (Dual Flat No-Lead) package.

Essence

The essence of LTC2930HDD#PBF lies in its ability to provide accurate timing control and power supply monitoring in a compact package.

Packaging/Quantity

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

Specifications

• Input Voltage Range: 2.5V to 36V
• Adjustable Reset Timeout Period: 1ms to 10s
• Quiescent Current: 20µA (typical)
• Watchdog Timer Timeout Period: 1.6s (typical)
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LTC2930HDD#PBF has the following pin configuration:

1. GND: Ground connection
2. MR: Manual reset input
3. WDI: Watchdog input
4. VCC: Power supply input
5. RESET: Reset output
6. GATE: Gate output
7. CT: Capacitor timing input
8. THRESH: Threshold voltage input
9. VFB: Feedback voltage input
10. SS: Soft-start capacitor connection

Functional Features

1. Reset Timer: The LTC2930HDD#PBF provides an adjustable reset timeout period, allowing precise control over the system reset time.
2. Watchdog Timer: It includes a watchdog timer function that monitors system activity and resets the system if no activity is detected within a specified period.
3. Low Quiescent Current: The device consumes minimal current during operation, ensuring efficient power management.
4. Wide Input Voltage Range: The LTC2930HDD#PBF can operate over a wide range of input voltages, making it suitable for various applications.
5. Accurate Timing Control: The product offers precise timing control through external resistor programming.

Advantages and Disadvantages

Advantages

• Accurate timing control
• Wide input voltage range
• Low quiescent current
• Watchdog timer for system monitoring
• Compact package size

Disadvantages

• Limited number of pins for additional functionalities
• Requires external resistors for timing control

Working Principles

The LTC2930HDD#PBF operates by monitoring the input voltage and timing signals provided through external components. It compares these signals with internally set thresholds to determine the appropriate actions, such as generating reset or gate signals. The device's low quiescent current ensures minimal power consumption during operation.

Detailed Application Field Plans

The LTC2930HDD#PBF finds applications in various fields, including:

1. Industrial Automation: It can be used for power supply monitoring and sequencing in industrial automation systems.
2. Telecommunications: The product is suitable for controlling power supply sequencing and timing in telecommunications equipment.
3. Consumer Electronics: It can be utilized in consumer electronic devices to ensure proper power supply management and system reset functionality.
4. Automotive: The LTC2930HDD#PBF is also applicable in automotive systems for monitoring and controlling power supply operations.

Detailed and Complete Alternative Models

1. LTC2930IDD#PBF: This model offers similar features and specifications but comes in a different package (8-pin DFN).
2. LTC2930CMS#PBF: It is a surface-mount version of the LTC2930HDD#PBF, suitable for compact designs.
3. LTC2930CDD#PBF: This alternative model provides the same functionality but comes in a different package (10-pin DFN).

These alternative models offer flexibility in terms of package options while maintaining the core features and functionality of the LTC2930HDD#PBF.

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