AD1580BRTZ-REEL7: High-Precision Shunt Voltage Reference IC by Analog Devices

The AD1580BRTZ-REEL7 represents the pinnacle of voltage reference technology from Analog Devices Inc., a global leader in precision semiconductor solutions. This shunt voltage reference IC delivers unmatched accuracy and stability for mission-critical applications in industrial, automotive, and consumer electronics.

Comprehensive Technical Overview

Manufacturer and Product Line

• Manufacturer: Analog Devices Inc. (NASDAQ: ADI)
• Product Family: AD1580 Series Precision References
• IC Type: PMIC - Voltage Reference (Shunt Configuration)

Detailed Specifications

Voltage Characteristics

• Reference Voltage: 1.225V 0.08% (Ultra-Tight Tolerance)
• Output Current Capacity: 10mA (Typical)
• Cathode Current: 50 A (Low Power Operation)

Environmental Stability

• Temperature Coefficient: 50ppm/ C (Max)
• Operating Temperature Range: -40 C to +85 C (Industrial Grade)
• Long-Term Stability: 50ppm/1000hr (Typical)

Noise Performance Metrics

• 0.1Hz to 10Hz Noise: 5 Vp-p (Industry Leading)
• 10Hz to 10kHz Noise: 20 Vrms
• Dynamic Impedance: 0.5 (Typical at 10mA)

Advanced Packaging Information

• Package Type: SOT-23-3 (SC-59, TO-236-3)
• Dimensions: 2.9mm 1.6mm 1.15mm (Ultra-Compact)
• Moisture Sensitivity Level (MSL): 1 (Unlimited Floor Life)
• Lead Finish: Matte Tin (Sn) - RoHS Compliant

Application-Specific Advantages

For Precision Measurement Systems

The AD1580BRTZ-REEL7's exceptional 0.08% initial accuracy and ultra-low noise make it ideal for:

• 16-bit+ ADC/DAC reference circuits
• High-resolution data acquisition systems
• Precision current sensing applications

In Power-Sensitive Designs

• Battery management systems (BMS)
• Portable medical devices
• Energy harvesting applications

For Automotive Electronics

• Engine control units (ECUs)
• Advanced driver assistance systems (ADAS)
• In-vehicle infotainment systems

Competitive Advantages

1. Superior Initial Accuracy: 0.08% tolerance outperforms comparable references
2. Enhanced Temperature Stability: 50ppm/ C ensures reliable operation across environments
3. Space-Efficient Design: SOT-23-3 package enables high-density PCB layouts
4. Reduced BOM Cost: Eliminates need for additional trimming components
5. Simplified Design-In: Stable with ceramic or tantalum bypass capacitors

Design Considerations

Circuit Implementation Guidelines

For optimal performance:

• Use a 0.1 F ceramic bypass capacitor placed within 5mm of the device
• Maintain cathode current between 100 A and 20mA
• Implement proper PCB thermal management for high-accuracy applications

Reliability Data

• MTTF: >1 million hours at 85 C
• ESD Protection: 2kV HBM (JESD22-A114)
• Latch-Up Immune: Exceeds 100mA per JESD78

Purchasing Information

• Packaging Option: 7" Reel (3000 units)
• Lead Time: Typically 6-8 weeks
• Compliance: REACH, RoHS, Halogen-Free

Conclusion

The AD1580BRTZ-REEL7 sets a new benchmark for precision shunt voltage references, combining Analog Devices' legendary accuracy with robust performance. Its exceptional specifications make it the preferred choice for designers requiring uncompromising voltage reference performance in space-constrained applications.

For detailed technical support or sample requests, contact Analog Devices' technical support team or visit their official distributor network. This device is also available through authorized partners like Digi-Key, Mouser, and Arrow Electronics.