SBOS697A
September 2014 – January 2017
REF1925
,
REF1930
,
REF1933
,
REF1941
PRODUCTION DATA.
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Typical Characteristics
8
Parameter Measurement Information
8.1
Solder Heat Shift
8.2
Thermal Hysteresis
8.3
Noise Performance
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
VREF and VBIAS Tracking
9.3.2
Low Temperature Drift
9.3.3
Load Current
9.4
Device Functional Modes
10
Applications and Implementation
10.1
Application Information
10.2
Typical Application
10.2.1
Design Requirements
10.2.2
Detailed Design Procedure
10.2.2.1
Shunt Resistor
10.2.2.2
Differential Amplifier
10.2.2.3
Voltage Reference
10.2.2.4
Results
10.2.3
Application Curves
11
Power-Supply Recommendations
12
Layout
12.1
Layout Guidelines
12.2
Layout Example
13
Device and Documentation Support
13.1
Documentation Support
13.1.1
Related Documentation
13.2
Related Links
13.3
Receiving Notification of Documentation Updates
13.4
Community Resources
13.5
Trademarks
13.6
Electrostatic Discharge Caution
13.7
Glossary
14
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DDC|5
MPDS123G
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sbos697a_oa
sbos697a_pm
6
Pin Configuration and Functions
DDC Package
SOT23-5
(Top View)
Pin Functions
PIN
I/O
DESCRIPTION
NO.
NAME
1
V
BIAS
Output
Bias voltage output (V
REF
/ 2)
2
GND
—
Ground
3
EN
Input
Enable (EN ≥ V
IN
– 0.7 V, device enabled)
4
V
IN
Input
Input supply voltage
5
V
REF
Output
Reference voltage output (V
REF
)