TPS3128E18DBVR

Product Overview

Category

The TPS3128E18DBVR belongs to the category of voltage supervisors.

Use

It is primarily used for monitoring and supervising the voltage levels in electronic systems.

Characteristics

• Provides accurate voltage monitoring
• Offers a wide operating voltage range
• Low power consumption
• Small form factor
• High precision

Package

The TPS3128E18DBVR comes in a small SOT-23 package, which is suitable for space-constrained applications.

Essence

The essence of the TPS3128E18DBVR is its ability to ensure stable voltage levels in electronic systems, preventing damage or malfunction due to voltage fluctuations.

Packaging/Quantity

The TPS3128E18DBVR is typically available in reels containing a quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 1.2V to 6.5V
• Threshold Voltage Accuracy: ±1.8%
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 3µA (typical)
• Power-On Reset Delay Time: 200ms (typical)

Detailed Pin Configuration

The TPS3128E18DBVR has the following pin configuration:

1. GND (Ground)
2. VDD (Supply Voltage)
3. MR (Manual Reset)
4. RESET (Reset Output)

Functional Features

• Accurate voltage monitoring and supervision
• Manual reset capability
• Power-on reset delay
• Open-drain reset output
• Low quiescent current

Advantages and Disadvantages

Advantages

• Wide operating voltage range allows for versatile use
• High precision ensures reliable voltage monitoring
• Small form factor enables usage in space-constrained applications
• Low power consumption for energy-efficient operation

Disadvantages

• Limited to voltage monitoring and supervision functionality only
• Requires external components for complete system integration

Working Principles

The TPS3128E18DBVR operates by continuously monitoring the input voltage. If the voltage falls below a predefined threshold, the device triggers a reset signal. The manual reset pin allows for additional control over the reset function.

Detailed Application Field Plans

The TPS3128E18DBVR finds applications in various electronic systems where voltage monitoring is critical. Some potential application fields include:

1. Battery-powered devices: Ensuring stable voltage levels to prevent damage to sensitive electronics.
2. Industrial automation: Monitoring power supply voltages to avoid system failures.
3. Automotive electronics: Protecting sensitive components from voltage fluctuations.
4. Telecommunications equipment: Maintaining reliable voltage levels for uninterrupted operation.

Detailed and Complete Alternative Models

1. TPS3125E18DBVR: Similar to TPS3128E18DBVR but with a different threshold voltage accuracy.
2. TPS3129E18DBVR: Offers higher precision and additional features compared to TPS3128E18DBVR.
3. TPS3130E18DBVR: Provides similar functionality with enhanced operating temperature range.

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