LT3032IDE-12#PBF

Product Overview

Category

LT3032IDE-12#PBF belongs to the category of integrated voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

• The LT3032IDE-12#PBF is a low dropout (LDO) linear regulator.
• It operates with an input voltage range of 1.8V to 20V.
• The output voltage can be adjusted from 0.6V to 15V.
• It has a maximum output current of 200mA.
• The device offers high PSRR (Power Supply Rejection Ratio) and low noise performance.
• It features a shutdown mode, thermal shutdown, and current limit protection.
• The LT3032IDE-12#PBF is available in a 12-lead DFN package.

Packaging/Quantity

The LT3032IDE-12#PBF is typically packaged in tape and reel format. Each reel contains 250 units.

Specifications

• Input Voltage Range: 1.8V to 20V
• Output Voltage Range: 0.6V to 15V
• Maximum Output Current: 200mA
• Dropout Voltage: 300mV at 200mA
• Line Regulation: ±0.02%
• Load Regulation: ±0.1%
• Quiescent Current: 40µA
• PSRR: 70dB at 1kHz
• Thermal Shutdown Temperature: 150°C
• Package Type: 12-Lead DFN

Pin Configuration

The LT3032IDE-12#PBF has the following pin configuration:

Pin 1: VIN - Input Voltage Pin 2: GND - Ground Pin 3: SHDN - Shutdown Control Pin 4: VOUT - Output Voltage Pin 5: BYP - Bypass Capacitor Pin 6: NC - No Connection Pin 7: NC - No Connection Pin 8: NC - No Connection Pin 9: NC - No Connection Pin 10: NC - No Connection Pin 11: NC - No Connection Pin 12: NC - No Connection

Functional Features

• Low dropout voltage allows for efficient regulation even with small input-output differentials.
• High PSRR ensures stable output voltage even in the presence of power supply variations.
• Shutdown mode enables power conservation when the device is not in use.
• Thermal shutdown protects the device from overheating.
• Current limit protection prevents excessive current flow, safeguarding the circuit.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for versatile applications.
• Adjustable output voltage provides flexibility in circuit design.
• Low noise performance ensures clean power supply for sensitive components.
• Small package size saves board space.
• Shutdown mode and thermal shutdown enhance power efficiency and reliability.

Disadvantages

• Maximum output current of 200mA may limit usage in high-power applications.
• Limited number of available pins restricts additional functionality.

Working Principles

The LT3032IDE-12#PBF operates as a low dropout linear regulator. It regulates the output voltage by maintaining a constant voltage drop across its internal pass transistor. The device compares the output voltage to a reference voltage and adjusts the pass transistor accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The LT3032IDE-12#PBF finds applications in various fields, including but not limited to: 1. Battery-powered devices: Portable electronics, IoT devices, wearables. 2. Communication systems: Wireless routers, modems, network switches. 3. Industrial control systems: PLCs (Programmable Logic Controllers), motor control circuits. 4. Automotive electronics: Infotainment systems, navigation systems, lighting control.

Detailed and Complete Alternative Models

1. LT3032IDE-3.3#PBF: Similar to LT3032IDE-12#PBF but with a fixed output voltage of 3.3V.
2. LT3032IDE-5#PBF: Similar to LT3032IDE-12#PBF but with a fixed output voltage of 5V.
3. LT3032IDE-ADJ#PBF: Similar to LT3032IDE-12#PBF but with an adjustable output voltage range.

These alternative models offer similar functionality but cater to different output voltage requirements.

In conclusion, the LT3032IDE-12#PBF is a versatile low dropout linear regulator that provides efficient voltage regulation in various electronic circuits. Its wide input voltage range, adjustable output voltage, and compact package make it suitable for a range of applications. However, its limited maximum output current and pin count may restrict usage in certain high-power or feature-rich designs.