TPS3847108DBVT datasheet(5/23 Pages) TI1

Part #	TPS3847108DBVT

Description	18-V, 380-nA Voltage Monitor

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Manufacturer	TI1 [Texas Instruments]

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TPS3847

www.ti.com

SBVS231A – AUGUST 2014 – REVISED MARCH 2015

6.5 Electrical Characteristics

At TJ = –40°C to +85°C, 4.5 V < VCC < 18 V, and CIN = 0.1 µF (unless otherwise noted). Typical values are at TJ = 25°C.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

POWER SUPPLY

V(VCC)

Input supply voltage range

4.5

18

V

Minimum V(VCC) voltage for valid

VVO

IOL = 1 µA, VOL = 400 mV

0.8

V

output(1)

TJ = 25°C, V(VCC) = 18 V

380

nA

Output not

I(VCC)

Supply current (into VCC pin)

TJ = 25°C

750

nA

connected

–40°C

≤ TJ ≤ +85°C

900

nA

MONITORED THRESHOLD

TJ = 25°C

±0.5%

Negative going input threshold

accuracy

–2.5%

+2.5%

VIT–

TPS3847085

8.2875

8.5

8.7125

V

Negative-going threshold voltage

TPS3847108

10.53

10.8

11.07

V

TPS3847085

0.11 × VIT–

V

VHYS

Hysteresis voltage

TPS3847108

0.035 × VIT–

V

OUTPUT

0.9 V < V(VCC) < 2.4 V, IOL= 10 μA

0.009

0.4

V

Push-pull low-level output voltage

VOL

2.4 V

≤ V(VCC) < 4.5 V, IOL= 250 μA

0.015

0.4

V

(RESET)

4.5 V

≤ V(VCC) ≤ 18 V, IOL= 2 mA

0.09

0.4

V

1.6

3.1

V

IOH = –2 mA

V(VCC) = 18 V

2.45

V

Push-pull high-level output voltage

VOH

(RESET)

3

4

V

IOH = –10 µA

V(VCC) = 18 V

3.55

V

MR PIN

VIL

Low-level input voltage

0.4

V

VIH

High-level input voltage

1.2

V

Ilkg(MR)

MR leakage current

MR High, V(VCC) = 18 V

–23

nA

(1)

The lowest supply voltage (V(VCC)) at which RESET is valid. tRISE(VCC) ≥ 15 µs/V, where tRISE is the rise time.

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