TPS3779DDBVR datasheet(5/28 Pages) TI1

5 / 28 page

TPS3779, TPS3780

www.ti.com

SBVS250 – APRIL 2015

7.5 Electrical Characteristics

All specifications are over the operating temperature range of –40°C < TJ < 125°C and 1.5 V ≤ VDD ≤ 6.5 V, unless otherwise

noted. Typical values are at TJ = 25°C and VDD = 3.3 V.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VDD

Input supply range

1.5

6.5

V(POR)

Power-on reset voltage(1)

VOL (max) = 0.2 V, IOL = 15 µA

0.8

VDD = 3.3 V, no load, –40°C < TJ < 85°C

2.09

3.72

µA

VDD = 3.3 V, no load, –40°C < TJ < 125°C

5.80

µA

IDD

Supply current (into VDD pin)

VDD = 6.5 V, no load, –40°C < TJ < 85°C

2.29

4.00

µA

VDD = 6.5 V, no load, –40°C < TJ < 125°C

6.50

µA

1.194

Positive-going input threshold

VIT+

V(SENSE) rising

voltage

–1%

TPS37xxA

1.188

(0.5% hysteresis)

TPS37xxB

1.134

(5% hysteresis)

V(SENSE) falling

Negative-going input threshold

VIT–

TPS37xxC

voltage

1.074

(10% hysteresis)

TPS37xxD

1.182

(1% hysteresis)

V(SENSE) falling

–1%

I(SENSE)

Input current

V(SENSE) = 0 V or VDD

–15

VDD

≥ 1.2 V, ISINK = 0.4 mA

0.25

VOL

Low-level output voltage

VDD

≥ 2.7 V, ISINK = 2 mA

0.25

VDD

≥ 4.5 V, ISINK = 3.2 mA

0.30

VDD

≥ 1.5 V, ISOURCE = 0.4 mA

0.8 VDD

High-level output voltage

VOH

VDD

≥ 2.7 V, ISOURCE = 1 mA

0.8 VDD

(TPS3779 only)

VDD

≥ 4.5 V, ISOURCE = 2.5 mA

0.8 VDD

High impedance, V(SENSE) = V(OUT) = 6.5 V,

–50

–40°C < TJ < 85°C

Open-drain output leakage

Ilkg(OD)

current (TPS3780 only)

High impedance, V(SENSE) = V(OUT) = 6.5 V,

–250

250

–40°C < TJ < 125°C

(1)

Outputs are undetermined below V(POR).

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