NJM2770M

Product Overview

Use

It is commonly used as a voltage regulator in electronic circuits.

Characteristics

Low dropout voltage
High output voltage accuracy
Low quiescent current
Thermal shutdown protection

Package

The NJM2770M is available in a small outline integrated circuit (SOIC) package.

Essence

This IC is essential for stabilizing and regulating voltage in various electronic devices.

Packaging/Quantity

The NJM2770M is typically packaged in reels and is available in quantities of 250 or 1000 units per reel.

Specifications

Input Voltage Range: 2.5V to 6.0V
Output Voltage Range: 1.2V to 5.0V
Dropout Voltage: 200mV at 100mA
Quiescent Current: 40μA
Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The NJM2770M has a standard 5-pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. NC (No Connection) 4. VOUT (Output Voltage) 5. EN (Enable)

Functional Features

Voltage regulation
Overcurrent protection
Thermal shutdown
Low power consumption

Advantages

Wide input voltage range
Low dropout voltage
Small form factor
Excellent line and load regulation

Disadvantages

Limited maximum output current
Requires external capacitors for stability

Working Principles

The NJM2770M operates by comparing the output voltage to a reference voltage and adjusting the pass transistor to maintain a stable output voltage. It utilizes feedback control to regulate the output voltage within specified limits.

Detailed Application Field Plans

The NJM2770M is widely used in portable electronic devices, battery-powered systems, and low-power applications where efficient voltage regulation is crucial. It is commonly employed in mobile phones, digital cameras, portable media players, and other handheld devices.

Detailed and Complete Alternative Models

Some alternative models to the NJM2770M include the LM1117, MCP1700, and TPS799.

In conclusion, the NJM2770M is a versatile voltage regulator IC with a wide range of applications in the electronics industry. Its compact size, low dropout voltage, and thermal protection make it an ideal choice for various low-power electronic devices.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av NJM2770M i tekniska lösningar

What is NJM2770M?
- NJM2770M is a low dropout voltage regulator IC manufactured by New Japan Radio Co., Ltd. It is designed to provide stable power supply voltage for various electronic devices.
What is the input voltage range of NJM2770M?
- The input voltage range of NJM2770M is typically 2.5V to 16V.
What is the output voltage range of NJM2770M?
- The output voltage range of NJM2770M is adjustable from 1.8V to 15V.
What is the maximum output current of NJM2770M?
- The maximum output current of NJM2770M is typically 500mA.
What are the typical applications of NJM2770M?
- NJM2770M is commonly used in battery-powered devices, portable equipment, and other applications requiring a stable voltage supply.
What are the key features of NJM2770M?
- Some key features of NJM2770M include low dropout voltage, low quiescent current, built-in overcurrent protection, and thermal shutdown protection.
How can NJM2770M be configured for a specific output voltage?
- NJM2770M can be configured for a specific output voltage using external resistors connected to its feedback pin.
What are the recommended input and output capacitors for NJM2770M?
- It is recommended to use input and output capacitors with appropriate values to ensure stability and transient response of NJM2770M.
What are the typical operating conditions for NJM2770M?
- NJM2770M typically operates within a temperature range of -40°C to 125°C and requires a certain minimum load current for proper regulation.
Are there any application notes or reference designs available for using NJM2770M in technical solutions?
- Yes, New Japan Radio Co., Ltd. provides application notes and reference designs for utilizing NJM2770M in various technical solutions, which can be found on their official website or through authorized distributors.