MAX4939CTN+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-performance, low-power, integrated power management solution
• Package: 56-TQFN (Thin Quad Flat No-Lead) package
• Essence: Efficiently manages power in electronic devices
• Packaging/Quantity: Tape and Reel packaging, quantity varies based on supplier

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: Programmable from 0.6V to VIN
• Number of Outputs: 3
• Switching Frequency: Up to 2MHz
• Operating Temperature Range: -40°C to +85°C
• Features: Overcurrent protection, thermal shutdown, soft-start, adjustable output voltage, etc.

Pin Configuration

The MAX4939CTN+T has a total of 56 pins. The pin configuration is as follows:

1. VCC
2. GND
3. EN
4. FB1
5. FB2
6. FB3
7. PGND
8. SW1
9. SW2
10. SW3
11. LX1
12. LX2
13. LX3
14. BST
15. AGND
16. COMP1
17. COMP2
18. COMP3
19. SS
20. SYNC
21. CLK
22. CLKOUT
23. CLKIN
24. CLKFB
25. CLKFBOUT
26. CLKFBIN
27. CLKFBSEL
28. CLKFBSELB
29. CLKFBSELC
30. CLKFBSELD
31. CLKFBSELE
32. CLKFBSELF
33. CLKFBSELG
34. CLKFBSELH
35. CLKFBSELI
36. CLKFBSELJ
37. CLKFBSELK
38. CLKFBSELL
39. CLKFBSELM
40. CLKFBSELN
41. CLKFBSELO
42. CLKFBSELP
43. CLKFBSELQ
44. CLKFBSELR
45. CLKFBSELS
46. CLKFBSELT
47. CLKFBSELU
48. CLKFBSELV
49. CLKFBSELW
50. CLKFBSELX
51. CLKFBSELY
52. CLKFBSELZ
53. CLKFBSELA
54. CLKFBSELB
55. CLKFBSELC
56. CLKFBSELD

Functional Features

• Efficient power management for electronic devices
• Programmable output voltage for customization
• Overcurrent protection ensures device safety
• Thermal shutdown prevents overheating
• Soft-start feature for smooth power-up
• Adjustable output voltage to meet specific requirements
• High switching frequency for improved efficiency

Advantages and Disadvantages

Advantages: - High-performance power management solution - Wide input voltage range allows compatibility with various devices - Multiple outputs for versatile applications - Comprehensive protection features enhance device safety - Customizable output voltage for flexibility

Disadvantages: - Limited pin configuration may restrict certain applications - Requires careful consideration of thermal management due to high switching frequency

Working Principles

The MAX4939CTN+T is an integrated power management IC designed to efficiently manage power in electronic devices. It operates within a wide input voltage range of 2.7V to 5.5V and provides programmable output voltages ranging from 0.6V to VIN. The IC incorporates multiple outputs, allowing it to power different components within a device.

The device features overcurrent protection, which safeguards against excessive current flow and protects the connected components. It also includes thermal shutdown functionality to prevent overheating. The soft-start feature ensures a smooth power-up sequence, minimizing stress on the system during startup.

The MAX4939CTN+T offers adjustable output voltage, allowing users to customize the power supply according to their specific requirements. This flexibility makes it suitable for a wide range of applications.

Detailed Application Field Plans

The MAX4939CTN+T is commonly used in various electronic devices that require efficient power management. Some potential application fields include:

1. Mobile Devices: Smartphones, tablets, portable gaming consoles
2. Wearable Technology: Smartwatches, fitness trackers
3. Internet of Things (IoT) Devices: Connected sensors, smart home devices
4. Industrial Equipment: Automation systems, control panels
5. Automotive Electronics: Infotainment systems, advanced driver-assistance systems (ADAS)

Detailed and Complete Alternative Models

• MAX4929CTN+T
• MAX4949CTN+T
• MAX4959CTN+