SM8580AM

NIPPON PRECISION CIRCUITS—9

Temperature Sensor

P arameter

Symbol

Condition

Rating

Unit

min

m a x

min

Temper ature sensor output voltage

Ta = 25

°C, VSS reference output voltage,

–

1.470

–

V

Output accuracy

Ta = 25

°C–

–

±5

°C

–40

°C ≤ Ta ≤ 85°C, V

−7.3

−7.8

−8.3

m V /

°C

2. Linearity

∆NL = a ÷ b × 100 [%], where

a = maximu m d eviation between the measured value and the approximated value of VTEMP, and

b = difference between the measured values at temperatures of

−40 and 85°C

∆NL

–40

°C ≤ Ta ≤ 85°C, V

–

–

±2.0

%

Temper ature detection range

∆NL ≤ ±2.0%, V

−40

–

8 5

°C

Ta = 25

°C, V

–

1.0

3.0

k

Ω

Output load capacitance

–

–

1 0 0

p F

Output load resistance

5 0 0

–

–

k

Ω

Response time

–

–

2 0 0

µ s

Ta

a

a

a

0 C

−40 C

85 C

V (85 C)

VTEMP(V)

b

Approximate value

Measured value

V (

−40 C)

SM8580A

OP AMP

VTEMP 1M

Ω