Datasheet ADR1001 (Analog Devices) - 3

FabricanteAnalog Devices
DescripciónOven-Controlled, Buried Zener, Precision Voltage Reference
Páginas / Página21 / 3 — ADR1001. SPECIFICATIONS. 6.6 V REFERENCE CHARACTERISTICS. Table 1. 6.6 V …
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ADR1001. SPECIFICATIONS. 6.6 V REFERENCE CHARACTERISTICS. Table 1. 6.6 V Reference Characteristics. Parameter. Symbol

ADR1001 SPECIFICATIONS 6.6 V REFERENCE CHARACTERISTICS Table 1 6.6 V Reference Characteristics Parameter Symbol

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ADR1001 SPECIFICATIONS 6.6 V REFERENCE CHARACTERISTICS
TA = 25°C, TSET = 70°C, RISET = 102 Ω, unless otherwise noted. All parametrics are extracted within 15 seconds of power-up.
Table 1. 6.6 V Reference Characteristics Parameter Symbol Test Conditions/Comments Min Typ Max Unit
6.6 V OUTPUT VOLTAGE1 TSET = 70°C V6P6_70C_RISET=102 RISET = 102 Ω; TSET floating 6.491 6.626 6.702 V V6P6_70C_RISET=470 RISET = 470 Ω; TSET floating 6.467 6.603 6.679 V TSET = 40°C V6P6_40C_RISET=102 RISET = 102 Ω; TSET tied to REF6P6S 6.501 6.631 6.704 V V6P6_40C_RISET=470 RISET = 470 Ω; TSET tied to REF6P6S 6.478 6.580 6.681 V TSET = 125°C V6P6_125C_RISET=102 RISET = 102 Ω; TSET tied to REF_GND 6.467 6.611 6.692 V V6P6_125C_RISET=470 RISET = 470 Ω; TSET tied to REF_GND 6.439 6.555 6.672 V VISET TSET = 70°C VISET_70C_RISET=102 Voltage at ISET pin; RISET = 102 Ω; TSET floating 434 444 454 mV VISET_70C_RISET=470 Voltage at ISET pin; RISET = 470 Ω; TSET floating 462 472 482 mV TSET = 40°C VISET_40C_RISET=102 Voltage at ISET pin; RISET = 102 Ω; TSET tied to REF6P6_S 504 514 526 mV VISET_40C_RISET=470 Voltage at ISET pin; RISET = 470 Ω; TSET tied to REF6P6_S 532 542 552 mV TSET = 125°C VISET_125C_RISET=102 Voltage at ISET pin; RISET = 102 Ω; TSET tied to REF_GND 311 321 331 mV VISET_125C_RISET=470 Voltage at ISET pin; RISET = 470 Ω; TSET tied to REF_GND 332 342 352 mV TEMPERATURE COEFFICIENT TCV6P6 See the Typical Performance Characteristics section Unheated TC Heater off 36 ppm/°C Heated TC TSET = 70°C 0.2 ppm/°C LINE REJECTION ΔV6P6/ΔVIN 9 V < VIN < 30 V 0.5 2 ppm/V HEATER LINE REJECTION Positive Heater Line Rejection ΔV6P6/ΔVHTR_IN 8 V < VHTR_IN < 30 V −2 −0.4 +2 ppm/V Negative Heater Line Rejection ΔV6P6/ΔVHTR_GND −22 V < VHTR_GND < 0 V −2 −0.7 +2 ppm/V LOAD REJECTION (SOURCING ONLY) ΔV6P6/ΔIL_6P6 ΔIL_6P6 = 5.65 mA (in addition to 4.35 mA Zener current to 10 1.8 7 ppm/mA mA total current) OUTPUT CURRENT CAPACITY IL6P6 Includes Zener bias current; guaranteed by load rejection 10 mA (SOURCING ONLY) QUIESCENT CURRENT IQ Current at VIN, excluding Zener and heater loads 2.27 2.4 2.5 mA 6.6 V OUTPUT SHORT-CIRCUIT ISC_6P6 Amount of current available to source before PWRGD pulls 13 14.4 16 mA CURRENT LIMIT low; includes Zener bias current OUTPUT-VOLTAGE NOISE Low-Frequency Noise eNp-p_6P6 0.1 Hz to 10.0 Hz 0.6 μV p-p Spot Noise Density eN_6P6 f = 100 Hz 25 nV/√Hz PWRGD OUTPUT LOW VOLTAGE PWRGD VOL PWRGD pulled up externally with 10 kΩ to 5 V 150 200 210 mV LONG-TERM DRIFT ΔV6P6_LTD See Figure 13 and Figure 14 200 hours −3 ppm 1000 hours −5 ppm 2000 hours −5 ppm 1 Does not include solder shift.
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Document Outline Features Applications General Description Functional Block Diagram Specifications 6.6 V Reference Characteristics Heater Amplifier Electrical Characteristics 5 V Output and Buffer Electrical Characteristics Voltage Divider Characteristics Absolute Maximum Ratings Thermal Resistance Electrostatic Discharge (ESD) Ratings ESD Ratings for the ADR1001 ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Buried Zener Reference Loop Thermal Regulator Heater Current Limiting Setting the ADR1001 Operating Temperature Precision Voltage Divider and Output Buffer Power Good External Resistor Sensitivity Capacitors Noise Performance Electromechanical Stability Solder Heat Resistance (SHR) Shift Applications Information Basic Connections Outline Dimensions Ordering Guide Evaluation Boards