ADR430_431_433_434_435_439电压参考源数据手册.pdf

Ultralow Noise XFET Voltage References with Current Sink and Source Capability ADR430/ADR431/ADR433/ADR434/ADR435/ADR439 Rev. J Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. Specifications subject to change without notice. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices. Trademarks and registered trademarks are the property of their respective owners. One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. Tel: 781.329.4700 Fax: 781.461.3113 ?2003–2011 Analog Devices, Inc. All rights reserved. FEATURES Low noise (0.1 Hz to 10.0 Hz): 3.5 μV p-p @ 2.5 V output No external capacitor required Low temperature coefficient A Grade: 10 ppm/°C maximum B Grade: 3 ppm/°C maximum Load regulation: 15 ppm/mA Line regulation: 20 ppm/V Wide operating range ADR430: 4.1 V to 18 V ADR431: 4.5 V to 18 V ADR433: 5.0 V to 18 V ADR434: 6.1 V to 18 V ADR435: 7.0 V to 18 V ADR439: 6.5 V to 18 V High output source and sink current: +30 mA and ?20 mA Wide temperature range: ?40°C to +125°C APPLICATIONS Precision data acquisition systems High resolution data converters Medical instruments Industrial process control systems Optical control circuits Precision instruments PIN CONFIGURATIONS NOTES 1. NIC = NO INTERNAL CONNECTION 2. TP = TEST PIN (DO NOT CONNECT) ADR43x TOP VIEW (Not to Scale) TP 1 VIN 2 NIC 3 GND 4 TP COMP VOUT TRIM 8 7 6 5 04 50 0- 00 1 Figure 1. 8-Lead MSOP (RM-8) NOTES 1. NIC = NO INTERNAL CONNECTION 2. TP = TEST PIN (DO NOT CONNECT) ADR43x TOP VIEW (Not to Scale) TP 1 VIN 2 NIC 3 GND 4 TP COMP VOUT TRIM 8 7 6 5 04 50 0- 04 1 Figure 2. 8-Lead SOIC_N (R-8) GENERAL DESCRIPTION The ADR43x series is a family of XFET? voltage references featuring low noise,