LP3917RL-N/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency power management - Multiple voltage regulators - Low quiescent current - Overvoltage and overcurrent protection - Thermal shutdown protection

Package: QFN (Quad Flat No-leads)

Essence: The LP3917RL-N/NOPB is a power management IC designed for various applications that require multiple voltage regulators and efficient power management.

Packaging/Quantity: The LP3917RL-N/NOPB is available in a QFN package and is typically sold in reels of 2500 units.

Specifications

The LP3917RL-N/NOPB has the following specifications:

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to 3.6V
• Number of Regulators: 4
• Quiescent Current: 20µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The LP3917RL-N/NOPB has a total of 24 pins. The pin configuration is as follows:

1. VDD
2. EN1
3. EN2
4. EN3
5. EN4
6. GND
7. SW1
8. SW2
9. SW3
10. SW4
11. FB1
12. FB2
13. FB3
14. FB4
15. PG1
16. PG2
17. PG3
18. PG4
19. INT
20. SDA
21. SCL
22. THERM
23. VBAT
24. VOUT

Functional Features

• Integrated multiple voltage regulators for efficient power management.
• Overvoltage and overcurrent protection to safeguard connected devices.
• Low quiescent current for improved power efficiency.
• Thermal shutdown protection to prevent overheating.

Advantages

• Compact and space-saving QFN package.
• Wide input voltage range allows for versatile applications.
• High efficiency power management for optimal performance.
• Multiple regulators provide flexibility in powering different components.

Disadvantages

• Limited number of regulators may not be suitable for complex systems requiring more power rails.
• May require additional external components for specific applications.

Working Principles

The LP3917RL-N/NOPB operates by regulating the input voltage and providing multiple regulated output voltages. It uses a combination of internal circuitry, feedback mechanisms, and control signals to maintain stable and efficient power delivery to connected devices.

Application Field Plans

The LP3917RL-N/NOPB is commonly used in various electronic devices and systems that require efficient power management. Some application fields include:

1. Mobile devices (smartphones, tablets)
2. Portable gaming consoles
3. Wearable devices (smartwatches, fitness trackers)
4. IoT (Internet of Things) devices
5. Industrial automation systems

Alternative Models

1. LP3918RL-N/NOPB
2. LP3919RL-N/NOPB
3. LP3920RL-N/NOPB
4. LP3921RL-N/NOPB

These alternative models offer similar functionality and features to the LP3917RL-N/NOPB and can be considered as alternatives based on specific requirements.

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