REF3333AIDCKR - Texas Instruments

Manufacturer Part Number

REF3333AIDCKR

Manufacturer

Texas Instruments

Introduction

The REF3333AIDCKR is a low-power, precise voltage reference component from Texas Instruments, designed for power-sensitive applications.

Product Features and Performance

Fixed 3.3V output voltage

Low supply current of 8.5µA

Low noise performance: 92µVp-p (0.1Hz to 10Hz)

High accuracy with a tolerance of ±0.15%

Excellent temperature stability with a coefficient of 30ppm/°C

Supports a wide input voltage range from 3.5V to 5.5V

Can source up to 5 mA output current

Operates over a wide temperature range of -40°C to 125°C

Product Advantages

Ultra-low power consumption enhances battery life in portable applications

High precision and stability improve system accuracy

Low noise benefits sensitive applications like medical and measurement devices

Simplified design with fixed 3.3V output reduces external components

Key Technical Parameters

Output Voltage: 3.3V

Output Current: 5 mA

Tolerance: ±0.15%

Temperature Coefficient: 30ppm/°C

Input Voltage Range: 3.5V to 5.5V

Supply Current: 8.5µA

Operating Temperature Range: -40°C to 125°C

Quality and Safety Features

High-reliability design suits critical applications

Operational over a broad temperature spectrum ensures performance under difficult conditions

Compatibility

Surface mount technology (SC-70, SOT-323 package)

Compatible with a wide array of microcontrollers and digital systems

Application Areas

Battery-powered devices

Portable medical equipment

Precision measurement and instrumentation

Power supplies

Data converters

Product Lifecycle

Active status, ensuring ongoing production and availability

No current indication of discontinuation, with support for future replacements or upgrades

Several Key Reasons to Choose This Product

High accuracy and low tolerance improve overall system reliability

Ultra-low power consumption is ideal for battery-operated devices

Low noise output preserves signal integrity in sensitive applications

Broad input voltage range and high temperature stability enhance versatility across different environments

Texas Instruments' reputation for quality and support ensures long-term reliability and availability