AD22105 datasheet(2/8 Pages) AD

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AD22105–SPECIFICATIONS

Parameter

Symbol

Conditions

Min

Typ

Max

Units

TEMPERATURE ACCURACY

Ambient Setpoint Accuracy

ACC

±0.5

±2.0

°C

Temperature Setpoint Accuracy

ACCT

–40

°C ≤ T

A ≤ +125°C

±3.0

°C

Power Supply Rejection

PSR

+2.7 V1 < VS < +7.0 V

±0.05

±0.15

°C/V

HYSTERESIS

Hysteresis Value

HYS

4.1

°C

OPEN COLLECTOR OUTPUT

Output Low Voltage

VOL

ISINK = 5 mA

250

400

POWER SUPPLY

Supply Range

+2.7

+7.0

Supply Current, Output “LOW”

ISON

120

µA

Supply Current, Output “HIGH”

ISOFF

µA

INTERNAL PULL-UP RESISTOR

RPULL-UP

140

200

260

Ω

TURN-ON SETTLING TIME

tON

µs

NOTES

1The AD22105 will operate at voltages as low as +2.2 V.

Specifications subject to change without notice.

REV. 0

–2–

(VS = 3.3 V, TA = +25 C, RLOAD = internal 200 k

, unless otherwise noted)

SET POINT TEMPERATURE –

°C

–50

150

–25

100

125

RSET = ––––––––––––——— – 90.3kΩ

39M

Ω °C

TSET (°C) + 281.6 °C

Figure 2. Setpoint Resistor Values

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