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HTF3226LF Frequency Output Temperature And Humidity Sensor

Post Date:

2018/11/12 16:19:54

Expired Date:

2019/02/10 23:59:59

Trade Leads Category:

Humidity Sensors

Company Info

Shenzhen Week Technology Ltd.
Contact Person: Yan Zhang
Address: 16 Floor, Building #3, Zhongke Mansion, Gaoxin South 1St Rd, Hi-Tech Park, Nanshan
City: SHENZHEN
State/Province: GUANGDONG
Country/Region: China (mainland)
Zip/Post Code: 518067


Details

Temperature and Humidity Sensor HTF3226LF DESCRIPTION
Based on the rugged HS1101LF humidity sensor, HTF3226LF is a dedicated humidity and temperature transducer designed for OEM applications where a reliable and accurate measurement is needed. It features a miniature connector for easy, cost-effective mechanical mounting. Direct interface with a micro-controller is made possible with the module’s linear frequency output. 

Temperature and Humidity Sensor HTF3226LF FEATURES
• Full Lead free product
• Calibrated within +/-5% @55%RH
• Small size and very cost effective
• Miniature connector (JST)
• 10kOhms +/-3% NTC temperature sensor (1% optional) 
• The best combination of cost effectiveness and performance
• Stable, linear proportional frequency output from 10% to 95%RH
• Stable and reproducible characteristics with temperature

• High reliability and long term stability

Humidity Sensor Specific Features

• Instantaneous de-saturation after long periods in saturation phase
• Fast response time
• High resistance to chemicals
• Not affected by water immersion
• Patented solid polymer structure

Temperature Sensor Specific Features

• High quality thermistor
• Stable
• High sensitivity

Temperature and Humidity Sensor HTF3226LF APPLICATIONS
• Printers
• Home Appliance

 

Temperature and Humidity Sensor HTF3226LF PERFORMANCE SPECS MAXIMUM RATINGS

 

Ratings

Symbol

Value

Unit

Storage Temperature

Tstg

-40 to 85

Storage Humidity

RHstg

0 to 100

% RH

Supply Voltage (Peak)

Vs

7

Vdc

Humidity Operating Range

RH

0 to 99

% RH

Temperature Operating Range

Ta

-30 to 85

 


Temperature and Humidity Sensor HTF3226LF ELECTRICAL CHARACTERISTICS

 (Ta=25°C, Vs=5Vdc +/-5%, RL>100kΩ unless otherwise stated)

Humidity Characteristics

Symbol

Min

Typ

Max

Unit

Humidity Measuring Range

RH

1

 

100

%RH

Relative Humidity Accuracy (0 to95% RH)

RH

 

+/-5

+/-10

%RH

Supply Voltage

Vs

4.75

5.00

5.25

Vdc

Nominal Output @55%RH

Fout

8670

8750

8830

Hz

Current consumption

Ic

 

 

0.1

mA

Temperature Coefficient (0 to 60°C) Tcc   -0.2   %RH/°C

Average Sensitivity from33% to75%RH

∆Fout/∆RH

-13

-14

-16

Hz/%RH

Recovery time after 150 hours of condensation

tr

 

10

 

s

Humidity Hysteresis

 

 

 

+/-1

%RH

Long Term Stability

T

 

+/-0.5

 

%RH/yr

Time Constant (at 63% of signal, static) 33% to 76%RH

τ

 

 

10

s

 

Temperature Characteristics

Symbol

Min

Typ

Max

Unit

Nominal Resistance @25°C

R

 

10

 

kΩ

Beta value: B25/100

β

3600

3730

3800

 

Temperature Measuring Range

Ta

-30

 

80

°C

Nominal Resistance Tolerance @25°C

RN

 

2

%

Beta Value Tolerance

β

 

3

 

%

Response Time

τ

 

10

 

s

 

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