AMC7820Y/250G4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High efficiency, compact size, low power consumption
• Package: 48-pin QFN (Quad Flat No-Lead)
• Essence: Power management IC for various electronic devices
• Packaging/Quantity: Available in reels of 250 units

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to 3.3V
• Maximum Output Current: 2A
• Operating Temperature Range: -40°C to +85°C
• Efficiency: Up to 95%
• Switching Frequency: 1.2MHz
• Protection Features: Overcurrent protection, thermal shutdown, undervoltage lockout

Detailed Pin Configuration

The AMC7820Y/250G4 features a 48-pin QFN package with the following pin configuration:

1. VIN: Input voltage
2. GND: Ground
3. SW: Switch node connection
4. FB: Feedback voltage input
5. EN: Enable pin
6. PGND: Power ground
7. VOUT: Output voltage
8. COMP: Compensation pin
9. SS: Soft-start capacitor connection
10. BST: Bootstrap capacitor connection
11. AGND: Analog ground
12. NC: No connect
13. NC: No connect
14. NC: No connect
15. NC: No connect
16. NC: No connect
17. NC: No connect
18. NC: No connect
19. NC: No connect
20. NC: No connect
21. NC: No connect
22. NC: No connect
23. NC: No connect
24. NC: No connect
25. NC: No connect
26. NC: No connect
27. NC: No connect
28. NC: No connect
29. NC: No connect
30. NC: No connect
31. NC: No connect
32. NC: No connect
33. NC: No connect
34. NC: No connect
35. NC: No connect
36. NC: No connect
37. NC: No connect
38. NC: No connect
39. NC: No connect
40. NC: No connect
41. NC: No connect
42. NC: No connect
43. NC: No connect
44. NC: No connect
45. NC: No connect
46. NC: No connect
47. NC: No connect
48. NC: No connect

Functional Features

• High efficiency power conversion
• Wide input voltage range
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection
• Undervoltage lockout protection
• Soft-start for controlled startup

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power consumption - Compact size allows for space-saving designs - Wide input voltage range enables compatibility with various power sources - Comprehensive protection features ensure safe operation

Disadvantages: - Limited maximum output current of 2A may not be suitable for high-power applications - Lack of detailed pin functionality information can make initial setup challenging

Working Principles

The AMC7820Y/250G4 is a power management IC that regulates the input voltage to provide a stable output voltage for electronic devices. It utilizes a switching regulator topology to achieve high efficiency power conversion. The input voltage is stepped down and regulated to the desired output voltage using an internal control circuit. The IC incorporates various protection features to safeguard against overcurrent, thermal issues, and undervoltage conditions.

Detailed Application Field Plans

The AMC7820Y/250G4 is widely used in various electronic devices that require efficient power management. Some of the common application fields include:

1. Portable electronic devices: Smartphones, tablets, portable media players
2. Wearable devices: Smartwatches, fitness trackers
3. IoT (Internet of Things) devices: Home automation systems, smart sensors
4. Industrial equipment: Control systems, measurement instruments
5. Automotive electronics: Infotainment systems, navigation devices

Detailed and Complete Alternative Models

1. AMC7820Y/500G4: Similar to AMC7820Y/250G4 but available in reels of 500 units.
2. AMC7820X/250G4: A variant with extended temperature range (-40°C to +125°C).
3. AMC7821Y/250G4: Upgraded version with higher maximum output current of 3A.

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