SBOS697B
September 2014 – July 2026
REF19
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Device Comparison Table
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Typical Characteristics
7
Parameter Measurement Information
7.1
Solder Heat Shift
7.2
Thermal Hysteresis
7.3
Noise Performance
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
VREF and VBIAS Tracking
8.3.2
Low Temperature Drift
8.3.3
Load Current
8.4
Device Functional Modes
9
Applications and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Shunt Resistor
9.2.2.2
Differential Amplifier
9.2.2.3
Voltage Reference
9.2.2.4
Results
9.2.3
Application Curves
9.3
Power-Supply Recommendations
9.4
Layout
9.4.1
Layout Guidelines
9.4.2
Layout Example
10
Device and Documentation Support
10.1
Documentation Support
10.1.1
Related Documentation
10.2
Receiving Notification of Documentation Updates
10.3
Support Resources
10.4
Trademarks
10.5
Electrostatic Discharge Caution
10.6
Glossary
11
Revision History
12
Mechanical, Packaging, and Orderable Information
1
Features
Two outputs, V
REF
and V
REF
/ 2, for convenient use in single-supply systems
Excellent temperature drift performance:
25ppm/°C (maximum) from –40°C to 125°C
High initial accuracy: ±0.1% (maximum)
V
REF
and V
BIAS
tracking overtemperature:
6ppm/°C (maximum) from –40°C to 85°C
7ppm/°C (maximum) from –40°C to 125°C
Microsize package: SOT23-5
Low dropout voltage: 10mV
High output current: ±20mA
Low quiescent current: 360μA
Line regulation: 3ppm/V
Load regulation: 8ppm/mA