NJM311M

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NJM311M

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Thông số kỹ thuật

Delivery Restrictions Mouser does not presently sell this product in your region.
Mounting Style SMD/SMT
Package/Case DMP-8
Number of Channels 1 Channel
Brand Nisshinbo
Product Type Analog Comparators
Subcategory Amplifier ICs
Output Type Open Collector
Supply Voltage - Min 5 V
Supply Voltage - Max 36 V
Operating Supply Current 7.5 mA
Vos - Input Offset Voltage 7.5 mV
Series NJM311M
Height 1.6 mm
Product Analog Comparators
Maximum Operating Temperature + 85 C
Minimum Operating Temperature - 40 C
Operating Supply Voltage 36 V
Packaging Tube
Factory Pack Quantity:Factory Pack Quantity 2000
Technology Bipolar
Unit Weight 95 mg
Response Time 200 ns
Output Current per Channel 5.1 mA
Ib - Input Bias Current 250 nA
Dual Supply Voltage +/- 3 V, +/- 5 V, +/- 9 V, +/- 12 V, +/- 15 V
Ios - Input Offset Current 50 nA
Length 5 mm
Maximum Dual Supply Voltage +/- 18 V
Minimum Dual Supply Voltage 2.5 V
Pd - Power Dissipation 300 mW
Reference Voltage No
Shutdown No Shutdown
Supply Type Single, Dual
Tradename NJM311
Type Voltage Comparator
Voltage Gain dB 106 dB
Width 5 mm

Tổng quan

Description

The NJM311M is a high-performance voltage comparator designed for a wide range of applications, including signal processing, automotive, and industrial systems. It features a low input offset voltage, high-speed operation, and a wide common-mode input range, making it suitable for precise measurements and fast switching applications. The NJM311M typically operates with a single or dual power supply, enhancing its versatility. Its output can drive TTL and CMOS logic levels, ensuring compatibility with various digital circuits. The device is housed in a compact package, which aids in space-constrained designs. Key specifications include a high slew rate, low power consumption, and a temperature range suitable for commercial applications. Overall, the NJM311M is an ideal choice for designers seeking a reliable and efficient voltage comparator for their electronic projects.

Features

The NJM311M is a precision voltage comparator designed for various applications. Key features include:
1. High Speed: Offers a fast response time, making it suitable for high-frequency applications.
2. Low Input Offset Voltage: Ensures accurate comparisons with minimal error, typically around 1 mV.
3. Wide Supply Voltage Range: Operates from a dual supply of ±2V to ±15V, providing versatility in different circuits.
4. Open-Collector Output: Allows for easy interfacing with digital logic and other devices.
5. Low Power Consumption: Consumes minimal power, making it ideal for battery-operated devices.
6. Temperature Stability: Maintains performance across a wide temperature range.
7. High Noise Immunity: Designed to resist noise, improving reliability in fluctuating environments.
8. Compact Package: Available in various package types, including DIP and surface mount options for space-saving designs.
These features make the NJM311M suitable for applications in signal processing, level detection, and various control systems.

Package

The NJM311M is typically packaged in a dual-in-line package (DIP) format. This package type allows for easy integration into various electronic circuits and is suitable for breadboarding and prototyping.

Pinout

The NJM311M is a dual comparator IC featuring 8 pins. Its primary functions include comparing two input voltages and providing an output that indicates which input is higher. The pin configuration is as follows:
1. Offset Null: For offset voltage adjustment.
2. Inverting Input (V-): Negative input for comparator.
3. Non-inverting Input (V+): Positive input for comparator.
4. Output: Output signal indicating the result of the comparison.
5. Supply Voltage (+V): Positive power supply connection.
6. Ground (GND): Common ground connection.
7. Inverting Input (V-): Second negative input for the second comparator.
8. Non-inverting Input (V+): Second positive input for the second comparator.
The NJM311M is used in various applications such as voltage level detection, zero-crossing detection, and other analog signal processing tasks. It offers low power consumption and is suitable for battery-operated devices.

Manufacturer

The NJM311M is manufactured by New Japan Radio Co., Ltd. (NJR), a company based in Japan that specializes in the development and production of analog and digital semiconductor devices. NJR primarily focuses on providing high-performance integrated circuits (ICs) for various applications, including audio, communications, and consumer electronics. Founded in 1959, the company has established a reputation for innovation and quality in the semiconductor industry, catering to both domestic and international markets. NJR is known for its commitment to research and development, continuously advancing technologies to meet the evolving needs of its customers.

Application

The NJM311M is a dual comparator with a wide range of applications, including voltage level detection, analog-to-digital converters, zero-crossing detection, pulse-width modulation control, and signal conditioning. It is commonly used in power management circuits, alarm systems, and various control applications due to its low power consumption and fast response time.

Equivalent

The NJM311M is a voltage comparator. Equivalent products include the LM311, TLC3702, and MCP602. These chips share similar functionality in voltage comparison but may differ in specifications such as supply voltage range, output type, and input offset voltage. Always check the datasheet for compatibility in specific applications.

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