DATA SHEET
TMP390-Q1 Ultra-Small, Dual-Channel (Hot and Cold Trip), 0.5-µA, Resistor-Programmable Temperature Switch
1 Features
- AEC-Q100 qualified with the following results:
- Temperature grade 1: –40°C to +125°C operating temperature range
- Extended operating temperature range: −55°C to +130°C
- Functional Safety-Capable
- Resistor programmable temperature trip points and hysteresis options
- Resistor tolerances contribute zero error
- Hysteresis options: 5°C, 10°C and 20°C
- Separate outputs for overtemperature or undertemperature detection
- Channel A (overtemperature): +30 to +124°C, 2°C steps
- Channel B (undertemperature): –50 to +25°C, 5°C steps
- Accuracy without calibration
- ±1.5°C (maximum) from 0°C to +70°C
- ±3.0°C (maximum) from −55°C to +130°C
- Ultra-low power consumption: 0.5 µA typical at 25°C
- Supply voltage: 1.62 to 5.5 V
- Open-drain outputs
- Trip test function enables in-system testing
- Available in a SOT-563 (1.60-mm × 1.20-mm),
6-pin package
2 Applications
- Automotive infotainment systems
- USB chargers
- Instrument clusters
- Media interface
- Cameras
- Radar/Lidar
Simplified Schematic