Manufacturer Part Number
NJM2903D
Manufacturer
Ricoh
Introduction
The NJM2903D is a general purpose linear comparator from Ricoh, designed for a wide range of applications requiring voltage comparison capabilities.
Product Features and Performance
Dual comparator elements
Supports CMOS, MOS, Open-Collector, TTL output types
Operates on a wide range of supply voltages (2V to 36V for single supply, ±1V to ±18V for dual supply)
Maximum input offset voltage of 7mV at 5V
Maximum input bias current of 0.25µA at 5V
Typical output current of 6mA at 5V
Product Advantages
Flexible power supply requirements enhance compatibility with various circuit designs.
Low input bias current and offset voltage allow for precise comparisons.
Multiple output types support integration with numerous logic families.
Dual comparator design provides versatility in application use.
Key Technical Parameters
Voltage Supply, Single/Dual (±): 2V ~ 36V, ±1V ~ 18V
Voltage Input Offset (Max): 7mV @ 5V
Current Input Bias (Max): 0.25µA @ 5V
Current Output (Typ): 6mA @ 5V
Operating Temperature: -40°C ~ 85°C
Package / Case: 8-DIP (0.300", 7.62mm)
Quality and Safety Features
Operates reliably within the temperature range of -40°C to 85°C, ensuring performance stability across diverse environmental conditions.
Compatibility
The broad operating voltage range and multiple output types make the NJM2903D suitable for interfacing with a variety of logic families and power supplies.
Application Areas
Power supply monitoring
Voltage level detection
Window comparators
Oscillator circuits
Product Lifecycle
Active status indicates that the NJM2903D is currently in production and not nearing discontinuation, with replacements or upgrades readily available.
Several Key Reasons to Choose This Product
Wide operating voltage range accommodates various applications and simplifies power supply design.
Low input bias and offset voltages ensure high precision in voltage comparison tasks.
Dual comparators in one package offer design flexibility and cost savings.
Compatibility with multiple output types and logic families increases design versatility.
Reliable performance in a wide temperature range suits diverse environmental conditions.
