AZ7500BUMTR-E1

Product Overview

Category: Integrated Circuit (IC)
Use: Power Management
Characteristics: High-performance PWM Controller
Package: SOP-8
Essence: Regulates and controls power supply in various applications
Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

Input Voltage Range: 8V to 35V
Output Voltage Range: 5V to 30V
Maximum Duty Cycle: 50%
Operating Temperature Range: -40°C to +85°C
Frequency Range: 100kHz to 500kHz
Output Current: Up to 1A
Standby Current: Less than 10µA

Detailed Pin Configuration

VCC: Power Supply Input
GND: Ground
COMP: Error Amplifier Output
FB: Feedback Input
CS: Current Sense Input
RT/CT: Oscillator Timing Components
OUT: PWM Output
SS/TR: Soft Start/Shutdown Control

Functional Features

High-efficiency voltage regulation
Adjustable output voltage
Overcurrent protection
Short-circuit protection
Soft start and shutdown control
Error amplifier for precise voltage regulation
Wide input voltage range
Low standby current consumption

Advantages

Compact SOP-8 package for space-constrained applications
Wide input voltage range allows for versatile use
High efficiency results in reduced power loss
Comprehensive protection features ensure system reliability
Soft start and shutdown control prevent voltage spikes
Error amplifier provides accurate voltage regulation

Disadvantages

Limited maximum duty cycle of 50%
Output current limited to 1A

Working Principles

The AZ7500BUMTR-E1 is a high-performance PWM controller designed for power management applications. It operates by regulating the duty cycle of a pulse-width modulated signal to control the output voltage. The IC utilizes an error amplifier to compare the feedback voltage with a reference voltage, adjusting the duty cycle accordingly to maintain the desired output voltage. The soft start and shutdown control features prevent sudden voltage changes during power-up and power-down sequences.

Detailed Application Field Plans

The AZ7500BUMTR-E1 is widely used in various power management applications, including:

Switching Power Supplies
DC-DC Converters
LED Lighting Systems
Battery Chargers
Industrial Control Systems
Automotive Electronics

Detailed and Complete Alternative Models

LM2576-ADJ: Adjustable Voltage Regulator
UC3843: Current Mode PWM Controller
LT1073: Step-Down Switching Regulator
TPS5430: Synchronous Buck Converter
MAX668: High-Efficiency Step-Up Converter

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

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací AZ7500BUMTR-E1 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of AZ7500BUMTR-E1 in technical solutions:

Q1: What is AZ7500BUMTR-E1? A1: AZ7500BUMTR-E1 is a specific model of integrated circuit (IC) that is commonly used as a pulse width modulation (PWM) controller in various technical solutions.

Q2: What is the purpose of AZ7500BUMTR-E1? A2: The purpose of AZ7500BUMTR-E1 is to regulate the output voltage of power supplies by controlling the duty cycle of the PWM signal.

Q3: What are the key features of AZ7500BUMTR-E1? A3: Some key features of AZ7500BUMTR-E1 include high efficiency, adjustable frequency, soft-start function, overcurrent protection, and under-voltage lockout.

Q4: What is the input voltage range supported by AZ7500BUMTR-E1? A4: AZ7500BUMTR-E1 supports an input voltage range of typically 8V to 35V.

Q5: What is the maximum output current that AZ7500BUMTR-E1 can handle? A5: AZ7500BUMTR-E1 can handle a maximum output current of typically 500mA.

Q6: Can AZ7500BUMTR-E1 be used in both step-up and step-down applications? A6: Yes, AZ7500BUMTR-E1 can be used in both step-up (boost) and step-down (buck) applications.

Q7: How can I adjust the output voltage using AZ7500BUMTR-E1? A7: The output voltage can be adjusted by changing the feedback resistors connected to the FB pin of AZ7500BUMTR-E1.

Q8: Does AZ7500BUMTR-E1 have any protection features? A8: Yes, AZ7500BUMTR-E1 has built-in protection features such as overcurrent protection and under-voltage lockout.

Q9: Can I use AZ7500BUMTR-E1 in battery-powered applications? A9: Yes, AZ7500BUMTR-E1 can be used in battery-powered applications due to its low quiescent current and high efficiency.

Q10: Are there any application notes or reference designs available for AZ7500BUMTR-E1? A10: Yes, the manufacturer of AZ7500BUMTR-E1 provides application notes and reference designs that can help you understand and implement the IC in various technical solutions.

Please note that the answers provided here are general and may vary depending on specific requirements and datasheet specifications.