SBOS921E
December 2018 – February 2020
TMP61
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Typical Implementation
Typical Resistances vs Ambient Temperature
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
Pin 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
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
TMP61 R-T table
8.4
Feature Description
8.4.1
Linear Resistance Curve
8.4.2
Positive Temperature Coefficient (PTC)
8.5
Device Functional Modes
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Thermistor Biasing Circuits
9.2.1.1
Design Requirements
9.2.1.2
Detailed Design Procedure
9.2.1.2.1
Thermal Protection With Comparator
9.2.1.2.2
Thermal Foldback
9.2.1.3
Application Curve
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Receiving Notification of Documentation Updates
12.2
Support Resources
12.3
Trademarks
12.4
Electrostatic Discharge Caution
12.5
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DYA|2
MPSS124A
DEC|2
MPSS112
LPG|2
MPBC004A
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sbos921e_oa
sbos921e_pm
1
Features
Silicon-based thermistor with a
positive temperature coefficient (PTC)
Linear resistance change across temperature
10-kΩ nominal resistance at 25 °C (R25)
±1% maximum (0 °C to 70 °C)
Wide operating temperature of –40 °C to +125 °C
Consistent sensitivity across temperature
6400 ppm/°C TCR (25 °C)
0.2% typical TCR tolerance across temperature range
Fast thermal response time of 0.6 s (DEC)
Long lifetime and robust performance
Built-in fail-safe in case of short-circuit failures
0.5% typical long term sensor drift