SNIS189D
June 2015 – June 2018
LMT01
PRODUCTION DATA.
1
Features
2
Applications
LMT01 Accuracy
3
Description
2-Pin IC Temperature Sensor
4
Revision History
5
Pin Configuration and Functions
Pin 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
Electrical Characteristics - TO-92/LPG Pulse Count to Temperature LUT
6.7
Electrical Characteristics - WSON/DQX Pulse Count to Temperature LUT
6.8
Switching Characteristics
6.9
Timing Diagram
6.10
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Output Interface
7.3.2
Output Transfer Function
7.3.3
Current Output Conversion to Voltage
7.4
Device Functional Modes
8
Application and Implementation
8.1
Application Information
8.1.1
Mounting, Temperature Conductivity, and Self-Heating
8.2
Typical Application
8.2.1
3.3-V System VDD MSP430 Interface - Using Comparator Input
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.2.1
Setting the MSP430 Threshold and Hysteresis
8.2.1.3
Application Curves
8.3
System Examples
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Receiving Notification of Documentation Updates
11.2
Community Resources
11.3
Trademarks
11.4
Electrostatic Discharge Caution
11.5
Glossary
12
Mechanical, Packaging, and Orderable Information
6.7
Electrical Characteristics - WSON/DQX Pulse Count to Temperature LUT
Over operating free-air temperature range and 2.15 V ≤ VP – VN ≤ 5. 0 V power supply operating range (unless otherwise noted). LUT is short for Look-up Table.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Digital output code
–50°C
15
26
37
pulses
–40°C
172
181
190
–30°C
328
337
346
–20°C
486
494
502
–10°C
643
651
659
0°C
800
808
816
10°C
958
966
974
20°C
1117
1125
1133
30°C
1276
1284
1292
40°C
1435
1443
1451
50°C
1594
1603
1611
60°C
1754
1762
1771
70°C
1915
1923
1931
80°C
2076
2084
2092
90°C
2237
2245
2254
100°C
2398
2407
2416
110°C
2560
2569
2578
120°C
2721
2731
2741
125°C
2802
2814
2826
130°C
2883
2894
2904
140°C
3047
3058
3068
150°C
3210
3221
3231