REF191GSZ

Symbol Micros: STOREF191gs
Contractor Symbol:
Case : SOP08
Series Voltage Reference; 2,048V; +/-0.49%; 25ppm/°C; -40°C ~ 85°C; REF191GSZ-REEL
Parameters
Input voltage range: -
Output voltage range [V]: 2,048V
Tolerance: 0,49%
Operating temperature (range): -40°C ~ 85°C
Case: SOP08
Temperature coefficient: 25ppm/°C
Manufacturer:: AD - Analog Devices Manufacturer part number: REF191GSZ-REEL RoHS Case style: SOP08t/r Datasheet
In stock:
20 pcs.
Quantity of pcs. 1+ 5+ 20+ 100+ 200+
Net price (EUR) 4,2775 3,4229 3,0878 2,9107 2,8700
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Packaging:
20
Input voltage range: -
Output voltage range [V]: 2,048V
Tolerance: 0,49%
Operating temperature (range): -40°C ~ 85°C
Case: SOP08
Temperature coefficient: 25ppm/°C
Detailed description

The REF191 circuit is a precision series band-gap voltage reference (thermally compensated), offering a stable reference voltage, high accuracy, low thermal drift, low dropout voltage, and low power consumption. It also features a sleep mode that further reduces power consumption.

Key Features: (for Ta = 25°C)
- Reference voltage: 2.048V
- Reference voltage accuracy: ±10mV;
- Temperature coefficient of reference voltage: typ. 10ppm/°C for -40÷85°C;
- Reference voltage change due to input voltage variation: typ. 4ppm/V;
- Reference voltage change due to load current variation: typ. 6ppm/mA;
- Long-term stability (1000h @ 125°C): 1.2mV;
- Minimum supply voltage: 2.3÷3.4V;
- Current consumption:
Active mode: 45µA;
Sleep mode: 15µA;
- Output current: 30mA;
- Noise voltage: 20÷40µV p-p;
- Operating temperature: -40÷85°C;

Example Applications:
- A/D and D/A converters;
- High-precision measuring instruments;
- Portable equipment.