MAX709SESA+T

Product Overview

Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: Low Dropout, Adjustable Output, Low Quiescent Current
Package: SOIC-8
Essence: Linear Regulator
Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

Input Voltage Range: 2.5V to 16V
Output Voltage Range: 1.25V to 15V
Dropout Voltage: 300mV at 150mA
Quiescent Current: 40µA
Line Regulation: 0.02%/V
Load Regulation: 0.05%/mA
Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX709SESA+T has a standard SOIC-8 pin configuration:

```

| | --| Vout Vin|-- --| GND NC |-- --| NC NC |-- |___________| ```

Functional Features

Low dropout voltage allows for efficient regulation even with small input-output differentials.
Adjustable output voltage provides flexibility in various applications.
Low quiescent current minimizes power consumption during standby or idle periods.
Excellent line and load regulation ensures stable output voltage under varying conditions.
Thermal shutdown and current limit protection enhance device reliability.

Advantages

Wide input voltage range enables compatibility with diverse power sources.
Compact SOIC-8 package facilitates easy integration into space-constrained designs.
Adjustable output voltage suits a wide range of applications.
Low dropout voltage ensures efficient power conversion.
Low quiescent current prolongs battery life in portable devices.

Disadvantages

Limited output current capability may not be suitable for high-power applications.
SOIC-8 package may require additional thermal management in high-temperature environments.

Working Principles

The MAX709SESA+T is a linear voltage regulator that maintains a stable output voltage by adjusting the input voltage. It utilizes a pass transistor to regulate the output voltage based on a feedback mechanism. The device compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The MAX709SESA+T finds applications in various fields, including:

Battery-powered devices: Provides regulated power supply for portable electronics such as smartphones, tablets, and wearables.
Automotive electronics: Ensures stable voltage for automotive sensors, control modules, and infotainment systems.
Industrial equipment: Regulates power supply for sensors, actuators, and control circuits in industrial automation systems.
Communication systems: Maintains a stable voltage for RF modules, base stations, and network equipment.
Consumer electronics: Powers audio/video equipment, gaming consoles, and home appliances.

Detailed and Complete Alternative Models

LM317: Adjustable Linear Voltage Regulator with higher output current capability.
LT1086: Low Dropout Positive Fixed Voltage Regulator with adjustable output voltage.
LM1117: Low Dropout Voltage Regulator available in various fixed output voltages.
ADP3339: Ultra-Low Dropout Linear Regulator with adjustable output voltage.
TPS7A47: High-Voltage, Low-IQ, Low-Dropout Linear Regulator for demanding applications.

(Note: This list is not exhaustive and serves as an example of alternative models.)

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX709SESA+T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MAX709SESA+T in technical solutions:

Q: What is the MAX709SESA+T? A: The MAX709SESA+T is a voltage supervisor IC that monitors the power supply voltage and provides a reset signal when the voltage falls below a certain threshold.
Q: What is the operating voltage range of MAX709SESA+T? A: The operating voltage range of MAX709SESA+T is typically between 1.8V and 5.5V.
Q: How does MAX709SESA+T help in system reliability? A: MAX709SESA+T helps in system reliability by ensuring that the microcontroller or other critical components are properly reset during power-up or voltage drop events, preventing erratic behavior or data corruption.
Q: Can I adjust the reset threshold voltage of MAX709SESA+T? A: No, the reset threshold voltage of MAX709SESA+T is fixed at a specific value, typically around 4.63V.
Q: What is the typical reset timeout period of MAX709SESA+T? A: The typical reset timeout period of MAX709SESA+T is 140ms, which ensures that the reset signal remains active for a sufficient duration during power-up.
Q: Can I use MAX709SESA+T with both active-high and active-low reset signals? A: Yes, MAX709SESA+T supports both active-high and active-low reset outputs, depending on the configuration of the RST pin.
Q: Is MAX709SESA+T suitable for battery-powered applications? A: Yes, MAX709SESA+T is suitable for battery-powered applications as it has a low quiescent current and operates over a wide voltage range.
Q: Can I use MAX709SESA+T in automotive applications? A: Yes, MAX709SESA+T is suitable for automotive applications as it meets the necessary quality and reliability standards.
Q: Does MAX709SESA+T have any built-in protection features? A: Yes, MAX709SESA+T includes built-in features like reverse battery protection and thermal shutdown to protect against potential damage.
Q: What package options are available for MAX709SESA+T? A: MAX709SESA+T is available in a small 8-pin SOIC package, which is commonly used in many electronic systems.

Please note that these answers are general and may vary depending on the specific datasheet and application requirements of MAX709SESA+T.