ADR395

Data Sheet Micropower, Low Noise Precision Voltage References with Shutdown ADR391/ADR392/ADR395 FEATURES Compact 5-lead TSOT package Low temperature coefficient B grade: 9 ppm/°C A grade: 25 ppm/°C Initial accuracy B grade: ±4 mV maximum (ADR391) A grade: ±6 mV maximum Ultralow output noise: 5 μV p-p (0.1 Hz to 10 Hz) Low dropout: 300 mV Low supply current 3 μA maximum in shutdown 140 μA maximum in operation No external capacitor required Output current: 5 mA Automotive grade available Wide temperature range: −40°C to +125°C APPLICATIONS Battery-powered instrumentation Portable medical instrumentation Data acquisition systems Industrial process controls Automotive GENERAL DESCRIPTION The ADR391/ADR392/ADR395 are precision 2.5 V, 4.096 V, and 5 V band gap voltage references, respectively, featuring low power and high precision in a tiny footprint. Using patented temperature drift curvature correction techniques from Analog Devices, Inc., the ADR39x references achieve a low 9 ppm/°C of temperature drift in the TSOT package. PIN CONFIGURATION SHDN 1 ADR391/ 5 GND VIN 2 ADR392/ ADR395 VOUT (SENSE) 3 (Not to Scale) 4 VOUT (FORCE) Figure 1. 5-Lead TSOT (UJ Suffix) 00419-001 Table 1. Model ADR391B ADR391A ADR392B ADR392A ADR395B ADR395A Output Voltage (VO) 2.5 2.5 4.096 4.096 5.0 5.0 Temperature Coefficient (ppm/°C) 9 25 9 25 9 25 Accuracy (mV) ±4 ±6 ±5 ±6 ±5 ±6 The ADR39x family of micropower, low dropout voltage references provides a stable output voltage from a min...