REF198GRU
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Analog Devices Inc. REF198GRU

Manufacturer No:
REF198GRU
Manufacturer:
Analog Devices Inc.
Package:
Tube
Description:
IC VREF SRS PREC 4.096V 8-TSSOP
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The REF198GRU from Analog Devices Inc. is a precision voltage reference IC that belongs to the REF19x series. This device is designed to provide a highly accurate and stable output voltage of 4.096V. It utilizes a patented temperature drift curvature correction circuit and laser trimming of highly stable, thin-film resistors to achieve a very low temperature coefficient and high initial accuracy. The REF198GRU is a micropower, low dropout voltage (LDV) device, making it suitable for applications where low power consumption and stable voltage reference are critical.

Key Specifications

Parameter Value Unit
Output Voltage 4.096 V
Output Voltage Tolerance %
Temperature Coefficient ppm/°C
Supply Voltage Range 100 mV above output voltage V
Supply Current μA
Supply Current in Sleep Mode μA
Operating Temperature Range °C
Package Type

Key Features

  • Precision output voltage of 4.096V with high initial accuracy and low temperature coefficient.
  • Micropower operation with supply current less than 45 μA and less than 15 μA in sleep mode.
  • Low dropout voltage (LDV) capability, allowing stable output from supplies as low as 100 mV above the output voltage.
  • Patented temperature drift curvature correction circuit for enhanced stability.
  • Laser trimming of highly stable, thin-film resistors for improved performance.
  • Surface mount package (8-Lead TSSOP) for easy integration into various designs.

Applications

The REF198GRU is suitable for a variety of applications that require a precise and stable voltage reference. These include:

  • Automotive systems where reliability and stability over a wide temperature range are crucial.
  • Industrial control systems that need accurate voltage references for measurement and control.
  • Medical devices requiring stable voltage references for precise measurements and operations.
  • Telecommunication equipment where stable voltage references are essential for reliable operation.

Q & A

  1. What is the output voltage of the REF198GRU?

    The output voltage of the REF198GRU is 4.096V.

  2. What is the typical temperature coefficient of the REF198GRU?

    The typical temperature coefficient is 2 ppm/°C.

  3. How much supply current does the REF198GRU consume?

    The REF198GRU consumes less than 45 μA of supply current and less than 15 μA in sleep mode.

  4. What is the operating temperature range of the REF198GRU?

    The operating temperature range is −40°C to +85°C.

  5. In what package is the REF198GRU available?

    The REF198GRU is available in an 8-Lead TSSOP package.

  6. What is the purpose of the sleep mode in the REF198GRU?

    The sleep mode reduces the supply current to less than 15 μA by turning off the output when a low TTL or CMOS level is applied to the SLEEP pin.

  7. What are some common applications for the REF198GRU?

    Common applications include automotive systems, industrial control systems, medical devices, and telecommunication equipment.

  8. How does the REF198GRU achieve its high accuracy and stability?

    The REF198GRU uses a patented temperature drift curvature correction circuit and laser trimming of highly stable, thin-film resistors.

  9. Is the REF198GRU RoHS compliant?

    No, the REF198GRU is not RoHS compliant.

  10. Where can I find CAD models and footprints for the REF198GRU?

    CAD models and footprints for the REF198GRU are available in various formats from sources like Ultra Librarian.

Product Attributes

Reference Type:- 
Output Type:- 
Voltage - Output (Min/Fixed):- 
Voltage - Output (Max):- 
Current - Output:- 
Tolerance:- 
Temperature Coefficient:- 
Noise - 0.1Hz to 10Hz:- 
Noise - 10Hz to 10kHz:- 
Voltage - Input:- 
Current - Supply:- 
Current - Cathode:- 
Operating Temperature:- 
Mounting Type:Surface Mount
Package / Case:8-TSSOP (0.173", 4.40mm Width)
Supplier Device Package:8-TSSOP
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Similar Products

Part Number REF198GRU REF198GRUZ REF192GRU REF195GRU
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Product Status Obsolete Active Active Obsolete
Reference Type - Series Series -
Output Type - Fixed Fixed -
Voltage - Output (Min/Fixed) - 4.096V 2.5V -
Voltage - Output (Max) - - - -
Current - Output - 30 mA 30 mA -
Tolerance - ±0.24% ±0.4% -
Temperature Coefficient - 25ppm/°C 25ppm/°C -
Noise - 0.1Hz to 10Hz - 40µVp-p 25µVp-p -
Noise - 10Hz to 10kHz - - - -
Voltage - Input - 4.5V ~ 15V 18V -
Current - Supply - 45µA 45µA -
Current - Cathode - - - -
Operating Temperature - -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case 8-TSSOP (0.173", 4.40mm Width) 8-TSSOP (0.173", 4.40mm Width) 8-TSSOP (0.173", 4.40mm Width) 8-TSSOP (0.173", 4.40mm Width)
Supplier Device Package 8-TSSOP 8-TSSOP 8-TSSOP 8-TSSOP

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