MAX16989ATJC/V+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Quiescent Current, Wide Input Voltage Range
• Package: TQFN-32
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 60V
• Output Voltage Range: 1.2V to 57V
• Maximum Output Current: 3A
• Quiescent Current: 25µA
• Switching Frequency: 500kHz
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The MAX16989ATJC/V+T has a total of 32 pins. The pin configuration is as follows:

1. VIN
2. EN
3. FB
4. AGND
5. PGND
6. SW
7. BST
8. VCC
9. SS
10. COMP
11. RT
12. CT
13. SS/TRK
14. PGOOD
15. UVLO
16. OVLO
17. OVP
18. VOUT
19. VOUT
20. VOUT
21. VOUT
22. VOUT
23. VOUT
24. VOUT
25. VOUT
26. VOUT
27. VOUT
28. VOUT
29. VOUT
30. VOUT
31. VOUT
32. VOUT

Functional Features

• Wide input voltage range allows for versatile applications.
• High efficiency ensures minimal power loss.
• Low quiescent current reduces standby power consumption.
• Integrated protection features such as undervoltage lockout (UVLO), overvoltage protection (OVP), and overcurrent protection (OCP).
• Soft-start and tracking functions for smooth power-up and power-down sequences.
• Adjustable output voltage through external resistors.

Advantages

• High efficiency results in energy savings and reduced heat dissipation.
• Wide input voltage range enables compatibility with various power sources.
• Low quiescent current prolongs battery life in portable applications.
• Integrated protection features enhance system reliability.
• Soft-start and tracking functions prevent voltage spikes during power transitions.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• TQFN-32 package may require specialized equipment for soldering and rework.
• Higher cost compared to non-integrated voltage regulators.

Working Principles

The MAX16989ATJC/V+T is a voltage regulator IC that converts an input voltage within the range of 4.5V to 60V into a regulated output voltage between 1.2V and 57V. It utilizes a switching regulator topology to achieve high efficiency. The IC incorporates a control loop that adjusts the duty cycle of the internal switch to maintain the desired output voltage. Various protection features ensure safe operation under different conditions.

Detailed Application Field Plans

The MAX16989ATJC/V+T is commonly used in the following application fields:

1. Automotive: Power management for infotainment systems, lighting modules, and other vehicle electronics.
2. Industrial: Voltage regulation for factory automation equipment, motor drives, and control systems.
3. Telecommunications: Power supply for network infrastructure, base stations, and communication devices.
4. Consumer Electronics: Voltage regulation for smart home devices, audio/video equipment, and portable gadgets.

Detailed and Complete Alternative Models

1. MAX16988ATJC/V+T: Similar specifications and features, but with a lower maximum output current of 2A.
2. MAX16990ATJC/V+T: Higher maximum output current of 4A, suitable for more demanding applications.
3. MAX16991ATJC/V+T: Enhanced protection features including overtemperature protection (OTP) and short-circuit protection (SCP).

(Note: The above alternative models are from the same product family and share similar pin configurations and package options.)

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