Product Summary

The ADR421BRZ is member ultraprecision, second-generation eXtra implanted junction FET (XFET) voltage reference featuring low noise, high accuracy, and excellent long-term stability in SOIC and MSOP footprints.The ADR421BRZ architecture offers superior accuracy and thermal hysteresis to the band gap references.The ADR421BRZ also operates at lower power and lower supply headroom than the buried Zener references.

Parametrics

ADR421BRZ absolute maximum ratings: (1)Supply Voltage: 18 V; (2)Output Short-Circuit Duration to GND: Indefinite; (3)Storage Temperature Range R, RM Packages: -65℃ to +150℃; (4)Operating Temperature Range ADR42x: -40℃ to +125℃; (5)Junction Temperature Range R, RM Packages: -65℃ to +150℃; (6)Lead Temperature (Soldering, 60 sec): 300℃.

Features

ADR421BRZ features: (1)Low temperature coefficient: 3 ppm/°C; (2)Long-term stability: 50 ppm/1,000 hours; (3)Load regulation: 70 ppm/mA; (4)Line regulation: 35 ppm/V; (5)Low hysteresis: 40 ppm typical; (6); (7)Quiescent current: 0.5 mA maximum; (8)High output current: 10 mA; (9)Wide temperature range: -40°C to +125°C.

Diagrams

ADR421BRZ block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
ADR421BRZ
ADR421BRZ

IC VREF SERIES PREC 2.5V 8-SOIC
Data Sheet
0-1: $6.19
1-10: $5.57
10-100: $4.58
100-250: $4.20
250-500: $3.83
500-1000: $3.34
1000-2500: $3.30
ADR421BRZ-REEL7
ADR421BRZ-REEL7

IC VREF SERIES PREC 2.5V 8-SOIC
Data Sheet
0-1000: $3.34