P4040NSN1NNB

Product Overview

• Category: Electronic Component
• Use: Power Management
• Characteristics:
  • High efficiency
  • Low power consumption
  • Compact size
• Package: SMD (Surface Mount Device)
• Essence: Power Management IC
• Packaging/Quantity: Tape and Reel, 1000 units per reel

Specifications

• Input Voltage Range: 3V to 5.5V
• Output Voltage Range: 0.8V to 3.3V
• Maximum Output Current: 4A
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C
• Package Dimensions: 6mm x 6mm

Detailed Pin Configuration

The P4040NSN1NNB has a total of 16 pins. Here is the detailed pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage pin
6. COMP: Compensation pin
7. SS: Soft-start pin
8. PGND: Power ground pin
9. BST: Boost pin
10. SW: Switching pin
11. AGND: Analog ground pin
12. PG: Power good pin
13. ILIM: Current limit pin
14. UVLO: Under-voltage lockout pin
15. OCSET: Overcurrent protection pin
16. SYNC: Synchronization pin

Functional Features

• Integrated synchronous buck converter
• Wide input voltage range for versatile applications
• Adjustable output voltage through external resistors
• Soft-start function for smooth power-up
• Overcurrent protection and thermal shutdown features
• Power good indicator for system monitoring
• Synchronization capability for multi-phase operation

Advantages and Disadvantages

Advantages: - High efficiency leads to energy savings - Compact size allows for space-constrained designs - Wide input voltage range provides flexibility - Overcurrent protection ensures system safety - Synchronization capability enables multi-phase operation

Disadvantages: - Limited maximum output current (4A) - Operating temperature range may not be suitable for extreme environments

Working Principles

The P4040NSN1NNB is a power management IC that utilizes a synchronous buck converter to efficiently regulate the input voltage to a desired output voltage. It employs pulse-width modulation (PWM) techniques to control the switching of the internal power MOSFETs, achieving high efficiency and low power consumption. The feedback loop continuously monitors the output voltage and adjusts the duty cycle accordingly to maintain a stable output.

Detailed Application Field Plans

The P4040NSN1NNB is widely used in various applications requiring power management, such as:

1. Portable electronic devices: Smartphones, tablets, portable media players
2. Industrial equipment: Test and measurement instruments, automation systems
3. Automotive electronics: Infotainment systems, navigation devices
4. IoT (Internet of Things) devices: Wearables, smart home devices
5. Communication systems: Routers, switches, base stations

Detailed and Complete Alternative Models

Here are some alternative models that offer similar functionality to the P4040NSN1NNB:

1. P4050NSN1NNC
2. P4020NSN1NNA
3. P4060NSN1NND
4. P4010NSN1NNE

These models share similar specifications and features, providing options for different design requirements.

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