V/F and F/V Converters LM331 DIP-8

4.0mA|100kHz|500mW|0~70℃|DIP-8|40V|V/F and F/V Converters|Vcc(V),Icc(A),Fout(Hz),PD(W),TOPR(℃),package|V/F and F/V Converters|

The voltage-to-frequency converter provides an output pulse sequence that is accurately proportional to the applied input voltage.
The LM331 can convert output frequencies from 1Hz to 100KHz when powered as low as 4V. It is well-suited for use in simple, low-cost circuits for applications such as analog-to-digital conversion, long-term integration, linear frequency modulation or demodulation, frequency-to-voltage conversion, and many other functions.

Download datasheet Inquiry
Our advantages
Chinese manufacturing processes have undergone years of iteration, resulting in mature and reliable technologies. Many international corporations opt for production outsourcing in China.  As an electronic components manufacturer in China, our products can fully replace those of major international brands in 99% of applications without the need for testing verification. Our products boast high consistency in quality, reasonable pricing, ample inventory, flexible supply, short lead times, and professional after-sales service.

Description

The voltage-to-frequency converter provides an output pulse sequence that is accurately proportional to the applied input voltage.
The LM331 can convert output frequencies from 1Hz to 100KHz when powered as low as 4V. It is well-suited for use in simple, low-cost circuits for applications such as analog-to-digital conversion, long-term integration, linear frequency modulation or demodulation, frequency-to-voltage conversion, and many other functions.

Features
● Guarante
● Low power consumption: 15mW (at 5V) 
● Wide comprehensive frequency range: 1Hz - 100KHz 
● Pulse output compatible with all logic forms 
● Wide dynamic range: 100dB

Applications
● Sensor Signal Conditioning
● Data Acquisition Systems
● Motor Speed Control
● Frequency Measurement and Counting
● Telecommunications

LM331_00.jpg

Support

If you need design/technical support, please let us know and fill inResponse FormWe will get back to you as soon as possible.


Longevity

The Longevity Program is aimed to provide our customers information from time to time about the expected time that our products can be ordered. The NLP is reviewed and updated regularly by our executive Management Team. View ourlongevity programhere.

Related Products

SL1007G正面

SL1007G Synchronous Rectifying Circuit AC/DC Converters TO-220

● SL1007G is a high-performance switching power supply secondary side synchronous rectifying circuit, integrated with control chip, energy storage capacitor and the power MOSFET with low RDSON With the self-powered technology, it can tum on/turn off MOS through current detection. Can be automatically switched to the Schottky diode for use in the switching power supply system, it is a sccondary rectifying circuit solution with simple application and excellent performance. ● SL1007G can be applied to the switching power supply system with 5V~12V output that can meet the CoC Tier 2 level-sixenergy efficiency, with the maximum working frequency of 150kHz; in addition, the QR/DCM mode is supported. The extremely low conduction loss of power MOSFET is utilized to reduce the conduction power loss of the Schottky diode, to increase the switching power supply conversion efficiency and reduce the temperature rise of the rectifier, so as to meet the application of the high-efficiency switching power supply. ● The chip is equipped with a high-voltage self-powered unit circuit, coordinated with the highly-concentrated chip scheme, the peripheral circuit ofthe chip is extremely simple, in no need of any extemal device, which can be directly used in the system instead of the Schottky diode.

SL8366-正面

Alternative equivalent for Infineon TLE8366 | Slkor SL8366 DC-DC Regulator

SL8366 is a PWM buck DC/DC converter integrating a synchronous switch, housed in an ESOP-8 package with exposed pads. It features an adjustable output voltage with a reference feedback voltage of 600mV and operates over an input voltage range of 4.75V to 42V, making it suitable for a wide range of applications, designed for harsh automotive environments.

SL42764-正面

Alternative equivalent for Onsemi NCV4276C | Slkor SL42764 Linear Voltage Regulators

Alternative equivalent for Onsemi NCV4276C | Slkor SL42764 Linear Voltage Regulators

SL42764-正面

Alternative equivalent for Texas Instruments TPS7B86-Q1 | Slkor SL42764 Linear Voltage Regulators

SL42764 is a monolithic integrated low dropout voltage regulator, with load current as high as 400mA. With the ranges for input voltage of 5V-42V, it can provide output voltage with accuracy ranges of ±2%. The device is designed for application schemes for automobiles in severe environments. It is equipped with the overload, short circuit protection and overheating protection functions. SL42764 is also applicable to all the other application schemes in need of a stable voltage during 2.5V to 20V. With extremely low quiescent current, SL42764 is specially designed for applications in VBAT for a long term. In addition, when the cut-off of the device enables the input pin, the cut-off current is smaller than 10μA.

SL42764-正面

Alternative equivalent for Infineon TLE42764 | Slkor SL42764 Linear Voltage Regulators

Alternative equivalent for Infineon TLE42764 | Slkor SL42764 Linear Voltage Regulators

SL42744D-正面

Alternative equivalent for Texas Instruments TL720M05-Q1 | Slkor SL42744D Low dropout Linear Voltage Regulator

Alternative equivalent for Texas Instruments TL720M05-Q1 | Slkor SL42744D Low dropout Linear Voltage Regulator

SL42744D-正面

Alternative equivalent for Onsemi NCV7800/NCV4274 | Slkor SL42744D Low dropout Linear Voltage Regulator

Alternative equivalent for Onsemi NCV7800/NCV4274 | Slkor SL42744D Low dropout Linear Voltage Regulator

SL42744D-正面

Alternative equivalent for Infineon TLE42744 | Slkor SL42744D Low dropout Linear Voltage Regulator

SL42744D is a 3-pin TO package one-chip integrated voltage regulator,with the suggested maximum driving current of 400mA and chip package of TO252-3.The chip is applied to driving ofmicro-processor systems or automobile applications ofseveral conditions;in addition, it has functions such as overloading protection,short circuit protection and over-temperature protection.

Service hotline

+86 0755-83044319

Power Management

Transistor

WeChat

Connect via WeChat