Sensor Performance
Relative Humidity (RH%)
Temperature (°C)
Resolution
14 bit (0.01%RH)
Resolution
14 bit (0.01°C)
Accuracy1
±2.0 %RH (20~80%RH)2
Accuracy1
±0.3°C
Repeatability
Hysteresis
±0.2 %RH
Repeatability
Response time2
Operating range
Long term drift
±0.1°C
±2.0 %RH
5.0ꢀsecꢀ(τꢀ63%)
-ꢀ40ꢀtoꢀ125°C
<0.05°C/yrꢀ(Normalꢀcondition)
Linearity
<2.0 %RH
Response time3
Temp Coefficient
Operating Range
Long Term Drift
7.0ꢀsecꢀ(τꢀ63%)
Maxꢀ0.13ꢀ%RH/°Cꢀ(atꢀ10~60°C,ꢀ10~90%RH)
0ꢀ~ꢀ100ꢀ%RHꢀ(Non-Condensing)
<0.5ꢀ%RH/yrꢀ(Normalꢀcondition)
1. Accuracies measured at 25°C, 5.0V
2. Min 5.0 sec, Max 20 sec
1. Custom Accuracy Tolerance Available
2. Accuracies measured at 25°C, 5.0V.
3. Measured at 25°C, 1m/sec airflow for achieving 63% of step
from 33%RH to 90%RH
Typical Temperature Accuracy
Typical %RH Accuracy
Absolute Maximum Rating
Parameter
Min
Max
Electrical Specifications
s
SupplyꢀVoltageꢀ(VDD)ꢀ
Storage Temp (Tstrg)ꢀ
Junction Temp (Tj)ꢀ
-0.3Vꢀ 6.0V
-50°Cꢀ 150°C
-55°Cꢀ 150°C
Supply Voltage
min 2.7V to max 5.5V
Soldering Information
Supply Current (IDD)
750 µA (typical)
Standard or IR Solder Reflow
Tp:ꢀ260°C,ꢀtp:ꢀ40ꢀsec.ꢀ(qualifyꢀPbꢀfreeꢀprofile)ꢀ
Sleep Current (Isleep)
0.6ꢀµAꢀ(typical)
Note: After soldering reconditioning will be required.
Details for this process can be found in the ChipCap2
application note (916-127).
Environmental
Operating Temperature Range
-ꢀ40ꢀtoꢀ125°C
Package Contents
Capacitive polymer RH Sensor,
Operating RH Range
0ꢀtoꢀ100ꢀ%ꢀRHꢀ(non-condensing)
PTA (Proportional to Absolute) Temperature sensor
integrated ASIC chip in LCC (Leadless Chip Carrier)
package, SMD, RoHS compliant
GE [ GENERAL ELECTRIC COMPANY ]
