TMP302DQDRLRQ1 datasheet(5/18 Pages) TI1

部件名	TMP302DQDRLRQ1

功能描述	TMP302-Q1, Automotive Grade, Low-Power, Easy-to-Use, Temperature Switch in MicroPackage

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制造商	TI1 [Texas Instruments]

网页	http://www.ti.com

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2.0

1.5

1.0

0.5

0

-0.5

1.0

1.5

2.0

-

40

50

60

70

80

90

100

110

130

Temperature ( C)

°

120

16

14

12

10

8

6

4

2

0

-75

-50

-25

0

25

50

75

100

150

Temperature ( C)

°

125

V = 3.6 V

S

V = 3.3 V

S

V = 1.4 V

S

TMP302-Q1

www.ti.com

SLOS889B – OCTOBER 2014 – REVISED JULY 2015

7.5 Electrical Characteristics

At TA = –40°C to 125°C, and VS = 1.4 to 3.6 V, unless otherwise noted. 100% of all units are production tested at TA = 25°C.

Over temperature specifications are specified by design.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

TEMPERATURE MEASUREMENT

Trip point accuracy

TA = 40°C to 125°C

±0.2

±2

°C

Trip point accuracy versus

±0.2

±0.5

°C/V

supply

Trip point hysteresis

HYSTSET = GND

5

°C

HYSTSET = VS

10

°C

TEMPERATURE TRIP POINT SET

TRIPSET1 = GND, TRIPSET0 =

Default

°C

GND

TRIPSET1 = GND, TRIPSET0 = VS

Default + 5

°C

Temperature trip point set

TRIPSET1 = VS, TRIPSET0 = GND

Default + 10

°C

TRIPSET1 = VS, TRIPSET0 = VS

Default + 15

°C

HYSTERESIS SET INPUT

VIH

Input logic level high

0.7 × VS

VS

V

VIL

Input logic level low

–0.5

0.3 × VS

V

II

Input current

0 < VI < 3.6 V

1

µA

DIGITAL OUTPUT

VS > 2 V, IOL = 3 mA

0

0.4

V

VOL

Output logic level low

VS < 2 V, IOL = 3 mA

0

0.2 × VS

V

POWER SUPPLY

Operating Supply Range

1.4

3.6

V

8

15

µA

IQ

Quiescent Current

VS = 3.3V, TA = 50°C

7

µA

TEMPERATURE RANGE

Specified Range

–40

125

°C

Operating Range

–55

130

°C

7.6 Typical Characteristics

At TA = 25°C and VS = 3.3 V, unless otherwise noted.

30 typical units

Figure 1. Trip Accuracy Error vs Temperature

Figure 2. Quiescent Current vs Temperature

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