MAX16909RAUE+CFZ

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Quiescent Current, Wide Input Voltage Range
• Package: 16-TSSOP-EP
• Essence: Power Management IC for Automotive Applications
• Packaging/Quantity: Tape & Reel (2500 units per reel)

Specifications

• Input Voltage Range: 4.5V to 36V
• Output Voltage Range: 0.8V to 5.5V
• Quiescent Current: 17µA (typical)
• Switching Frequency: 2.2MHz
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The MAX16909RAUE+CFZ has a 16-pin TSSOP-EP package with the following pin configuration:

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

Functional Features

• High Efficiency Buck-Boost Converter
• Wide Input Voltage Range for Automotive Applications
• Low Quiescent Current for Improved Efficiency
• Adjustable Output Voltage
• Overcurrent Protection
• Power Good Indicator

Advantages and Disadvantages

Advantages

• High Efficiency operation
• Wide Input Voltage Range suitable for automotive applications
• Low Quiescent Current for improved efficiency
• Adjustable Output Voltage for flexibility
• Overcurrent Protection ensures safe operation
• Power Good Indicator for system monitoring

Disadvantages

• Limited to 16-pin TSSOP-EP package
• Not suitable for high power applications

Working Principles

The MAX16909RAUE+CFZ is a buck-boost converter that can efficiently step up or step down the input voltage to provide a regulated output voltage. It utilizes a high-frequency switching technique to achieve high efficiency and low quiescent current. The device incorporates overcurrent protection to safeguard against excessive load currents. The power good indicator provides a signal indicating the output voltage is within the specified range.

Detailed Application Field Plans

The MAX16909RAUE+CFZ is primarily designed for automotive applications, where it can be used to power various subsystems such as infotainment systems, lighting modules, and sensors. Its wide input voltage range makes it suitable for use in vehicles with varying battery voltages. The adjustable output voltage allows for compatibility with different components in the automotive system.

Detailed and Complete Alternative Models

• MAX16909RAUE/V+: Similar specifications but with a different package (QFN)
• MAX16909RAUE/V+T: Same as above with extended temperature range (-40°C to +150°C)
• MAX16909RAUE/V+TG: Same as above with an additional ground pad for improved thermal performance

These alternative models offer similar functionality and characteristics but may differ in package type, temperature range, or additional features.