MAX1954BEUB+ - English Editing Encyclopedia Entry

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: µMAX® (MicroMAX) 10-Pin
• Essence: Voltage Regulator
• Packaging/Quantity: Tape & Reel (3000 units per reel)

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.8V to 3.3V
• Maximum Output Current: 500mA
• Quiescent Current: 45µA (typical)
• Dropout Voltage: 120mV at 100mA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. GND (Ground)
2. FB (Feedback)
3. EN (Enable)
4. VOUT (Output Voltage)
5. VOUT (Output Voltage)
6. VIN (Input Voltage)
7. VIN (Input Voltage)
8. GND (Ground)
9. GND (Ground)
10. VOUT (Output Voltage)

Functional Features

• High efficiency voltage regulation
• Low power consumption
• Overcurrent and thermal protection
• Enable pin for power management control
• Stable output voltage under varying load conditions

Advantages

• Wide input voltage range
• Small package size
• Low dropout voltage
• Excellent line and load regulation
• Thermal shutdown protection

Disadvantages

• Limited maximum output current (500mA)
• Not suitable for high-power applications

Working Principles

The MAX1954BEUB+ is a voltage regulator IC that converts an input voltage in the range of 2.7V to 5.5V to a regulated output voltage between 1.8V and 3.3V. It operates by using a feedback mechanism to adjust the internal circuitry and maintain a stable output voltage, even under varying load conditions. The enable pin allows for power management control, enabling the device to be turned on or off as required.

Detailed Application Field Plans

The MAX1954BEUB+ is commonly used in various portable electronic devices, such as smartphones, tablets, and digital cameras. It provides efficient power management, ensuring stable and reliable operation of these devices. Additionally, it finds applications in battery-powered systems, IoT devices, and other low-power electronics.

Detailed and Complete Alternative Models

• MAX1954AEUB+: Similar specifications, but with a different package (µMAX® 8-Pin)
• MAX1954CEUB+: Higher maximum output current (800mA), but with a larger package (µMAX® 12-Pin)
• MAX1954DEUB+: Lower dropout voltage (80mV at 100mA), suitable for more demanding applications

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