MAX16803ATE/V+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: LED Driver
• Characteristics: High Efficiency, Dimmable, Wide Input Voltage Range
• Package: TQFN-16
• Essence: Power Management IC for LED Lighting Applications
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Current: Up to 1.5A
• Dimming Control: Analog/PWM
• Operating Temperature Range: -40°C to +125°C
• Efficiency: Up to 95%
• Protection Features: Over-Temperature, Over-Voltage, Short-Circuit

Pin Configuration

The MAX16803ATE/V+T package consists of 16 pins arranged as follows:

```

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| | | U1 | |_______________|

Pin Configuration:

    1 2 3 4
    5 6 7 8
    9 10 11 12
    13 14 15 16

```

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. DIM: Dimming Control Input
5. FB: Feedback Pin
6. VCC: Supply Voltage for Internal Circuitry
7. LX: Switching Node
8. SW: Switching Node
9. BST: Boost Capacitor Connection
10. AGND: Analog Ground
11. PGND: Power Ground
12. SS: Soft-Start Capacitor Connection
13. COMP: Compensation Pin
14. CS: Current Sense Pin
15. RT: External Resistor for Oscillator Frequency Setting
16. NC: No Connection

Functional Features

• High Efficiency: The MAX16803ATE/V+T LED driver offers up to 95% efficiency, ensuring minimal power loss during operation.
• Dimmable: It supports both analog and PWM dimming control, allowing for flexible brightness adjustment.
• Wide Input Voltage Range: With an input voltage range of 4.5V to 40V, the MAX16803ATE/V+T can be used in various lighting applications.
• Protection Features: The IC incorporates over-temperature, over-voltage, and short-circuit protection mechanisms, enhancing system reliability.

Advantages and Disadvantages

Advantages: - High efficiency leads to energy savings. - Dimming capability provides flexibility in lighting control. - Wide input voltage range allows for versatile application. - Protection features enhance system reliability.

Disadvantages: - Limited output current (up to 1.5A) may not be suitable for high-power LED applications. - TQFN-16 package may require careful handling during assembly.

Working Principles

The MAX16803ATE/V+T is a boost LED driver that utilizes a high-frequency switching regulator to efficiently drive LEDs. It operates by converting the input voltage to a higher voltage required for driving the LEDs. The IC incorporates a feedback mechanism to regulate the output current and maintain constant brightness. The dimming control input allows for adjusting the LED brightness using either analog or PWM signals.

Detailed Application Field Plans

The MAX16803ATE/V+T LED driver is widely used in various lighting applications, including:

1. Automotive Lighting: Provides efficient and dimmable LED driver solutions for automotive headlights, taillights, and interior lighting.
2. Industrial Lighting: Enables high-efficiency LED drivers for industrial lighting fixtures, such as high bay lights and streetlights.
3. Architectural Lighting: Offers reliable LED driver solutions for architectural lighting applications, including accent lighting and façade illumination.
4. Commercial Lighting: Supports energy-efficient LED drivers for commercial lighting fixtures, such as office lighting and retail displays.

Detailed and Complete Alternative Models

1. MAX16803ATE/V+T: The specific model discussed in this entry.
2. MAX16803ATE/V+: Similar to the above model but without tape and reel packaging.
3. MAX16803ATE/V: Similar to the above model but without temperature range specification.
4. MAX16803ATE: Similar to the above model but without voltage range specification.

These alternative models provide similar functionality and can be considered based on specific application requirements.

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