www.sensirion.com / D1

Version 3

– April 2022

6/18

SHT45 |typ. Delta %RH|

100

1.75

90

1.5

80

70

60

50

1

40

30

20

10

1.5

0

0

10

20

30

40

50

60

70

80

Temperature (°C)

Figure 7: Typical RH accuracy tolerance over humidity and temperature for SHT45.

2.2 Temperature

Parameter

Conditions

Value

Units

typ.

0.2

°C

max.

see Figure 8

-

typ.

0.2

°C

max.

see Figure 9

-

typ.

0.1

°C

max.

see Figure 10

-

Repeatability2

high

0.04

°C

medium

0.07

°C

low

0.1

°C

Resolution4

-

0.01

°C

Specified range5

-

–40 to +125

°C

2

s

typ.

<0.03

°C/y

Table 2: General temperature sensor specifications.