MAX1932ETC+G37

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-efficiency step-up DC-DC converter
• Package: 12-pin TDFN
• Essence: Voltage regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: Adjustable from 2.7V to 5.5V
• Maximum Output Current: 500mA
• Switching Frequency: 1.2MHz
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. LX: Inductor connection pin
4. SW: Switching node pin
5. FB: Feedback voltage pin
6. EN: Enable pin
7. SS/TR: Soft-start/Tracking pin
8. VOUT: Output voltage pin
9. PGND: Power ground pin
10. AGND: Analog ground pin
11. NC: No connect pin
12. NC: No connect pin

Functional Features

• High efficiency conversion of input voltage to output voltage
• Adjustable output voltage for versatile applications
• Low quiescent current for improved power efficiency
• Overcurrent protection for enhanced reliability
• Soft-start function for controlled startup
• Thermal shutdown protection to prevent overheating

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Adjustable output voltage allows flexibility in design - Overcurrent protection ensures safe operation - Soft-start function prevents excessive inrush current - Thermal shutdown protection enhances device longevity

Disadvantages: - Limited maximum output current of 500mA - Restricted input voltage range of 2.5V to 5.5V

Working Principles

The MAX1932ETC+G37 is a step-up DC-DC converter that efficiently boosts the input voltage to a higher output voltage. It utilizes a high-frequency switching regulator to achieve this conversion. The input voltage is connected to the VIN pin, and the desired output voltage can be set using external resistors connected to the FB pin. The LX pin is connected to an inductor, which stores and releases energy during the switching process. The SW pin is the switching node that controls the flow of current. The EN pin enables or disables the converter, while the SS/TR pin provides soft-start and tracking functionality. The device also incorporates various protection mechanisms such as overcurrent and thermal shutdown.

Detailed Application Field Plans

The MAX1932ETC+G37 is commonly used in applications where a higher output voltage is required from a lower input voltage source. Some typical application fields include:

1. Battery-powered devices: The converter efficiently boosts the battery voltage to power various components such as microcontrollers, sensors, and displays.
2. Portable electronics: It is suitable for portable devices like smartphones, tablets, and portable media players, where space and power efficiency are crucial.
3. Industrial equipment: The converter can be utilized in industrial control systems, automation equipment, and instrumentation, providing stable and regulated power supply.
4. Automotive electronics: It finds applications in automotive systems, including infotainment systems, GPS navigation units, and lighting control modules.

Detailed and Complete Alternative Models

1. MAX1932ESA+: Similar specifications and features, but available in an 8-pin SOIC package.
2. MAX1932ETC+: Same as MAX1932ETC+G37, but without the tape and reel packaging option.
3. MAX1932EUB+: Alternative package option in a 10-pin µMAX package.
4. MAX1932EUK+: Similar specifications and features, but available in a 5-pin SOT23 package.

(Note: This is not an exhaustive list of alternative models. Please refer to the manufacturer's documentation for a complete list.)

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