MAX16903SATB33/V+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Quiescent Current, Wide Input Voltage Range
• Package: 16-TQFN-EP (4mm x 4mm)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel (3000 pieces per reel)

Specifications

• Input Voltage Range: 4.5V to 36V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Output Current: 3A
• Quiescent Current: 17µA
• Switching Frequency: 1MHz
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MAX16903SATB33/V+T has a 16-pin TQFN package with the following pin configuration:

1. VIN: Input Voltage
2. EN: Enable Pin
3. FB: Feedback Pin
4. AGND: Analog Ground
5. PGND: Power Ground
6. SW: Switch Node
7. BST: Boost Capacitor Connection
8. LX: Inductor Connection
9. SS/TR: Soft-Start/Tracking Pin
10. VCC: Supply Voltage for Internal Circuitry
11. PG: Power Good Indicator
12. UVLO: Undervoltage Lockout
13. OCSET: Overcurrent Protection Threshold Setting
14. SS/TR: Soft-Start/Tracking Pin
15. PGND: Power Ground
16. VOUT: Output Voltage

Functional Features

• High Efficiency: The MAX16903SATB33/V+T offers high efficiency power conversion, minimizing energy loss.
• Low Quiescent Current: With a quiescent current of only 17µA, the device reduces power consumption during standby or low-load conditions.
• Wide Input Voltage Range: The IC can accept input voltages ranging from 4.5V to 36V, making it suitable for a wide range of applications.

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Low quiescent current - Wide input voltage range

Disadvantages: - Limited maximum output current (3A)

Working Principles

The MAX16903SATB33/V+T is a voltage regulator that converts an input voltage into a regulated output voltage. It utilizes a boost topology to step up the input voltage to the desired output voltage level. The device employs pulse-width modulation (PWM) control to regulate the output voltage accurately. It also incorporates various protection features such as undervoltage lockout (UVLO) and overcurrent protection (OCP) to ensure safe operation.

Detailed Application Field Plans

The MAX16903SATB33/V+T is commonly used in various applications, including but not limited to:

1. Automotive Electronics: The IC is suitable for automotive electronics systems that require efficient power management, such as infotainment systems, lighting controls, and advanced driver-assistance systems (ADAS).
2. Industrial Automation: It can be utilized in industrial automation equipment, providing stable and regulated power supply for control circuits, sensors, and actuators.
3. Telecommunications: The device finds application in telecommunications infrastructure, powering network equipment, base stations, and communication modules.
4. Consumer Electronics: It can be integrated into consumer electronic devices like smart home appliances, portable devices, and audio/video equipment, ensuring reliable power delivery.

Detailed and Complete Alternative Models

1. MAX16903SATB33/V+T: 3A, 16-TQFN-EP package, wide input voltage range.
2. MAX16903SATB25/V+T: 2.5A, 16-TQFN-EP package, wide input voltage range.
3. MAX16903SATB20/V+T: 2A, 16-TQFN-EP package, wide input voltage range.
4. MAX16903SATB15/V+T: 1.5A, 16-TQFN-EP package, wide input voltage range.

These alternative models offer different output current ratings while maintaining similar characteristics and pin configurations to the MAX16903SATB33/V+T.

In conclusion, the MAX16903SATB33/V+T is a high-efficiency voltage regulator IC with a wide input voltage range. It offers low quiescent current and is commonly used in automotive electronics, industrial automation, telecommunications, and consumer electronics applications. While it has a limited maximum output current, there are alternative models available with varying output current ratings.