TPS25751D datasheet(14/89 Pages) TI1

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6.11 Power Path Supervisory

Operating under these conditions unless otherwise noted: 3.0 V ≤ VVIN_3V3 ≤ 3.6 V

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VOVP4RCP

VBUS overvoltage protection for RCP

programmable range

OVP detected when VVBUS >

VOVP4RCP

5.0

VOVP4RCPH

Hysteresis

1.75

2.25

rOVP

Ratio of OVP4RCP input used

for OVP4VSYS comparator. rOVP ×

VOVP4VSYS = VOVP4RCP

setting 0

V/V

setting 1

0.95

V/V

setting 2

0.90

V/V

setting 3

0.875

V/V

VOVP4VSYS

VBUS overvoltage protection range for

VSYS protection

OVP detected when rOVP ×

VVBUS > VOVP4RCP

27.5

VOVP4VSYS

Hysteresis

VBUS falling, % of

VOVP4VSYS, rOVP setting 0

1.75

2.25

VBUS falling, % of

VOVP4VSYS, rOVP setting 1

1.8

2.1

2.4

VBUS falling, % of

VOVP4VSYS, rOVP setting 2

1.9

2.2

2.5

VBUS falling, % of

VOVP4VSYS, rOVP setting 3

2.3

2.6

VPP5V_UVLO

Voltage required on PP5V

rising

3.9

4.1

4.3

falling

3.8

4.0

4.2

hysteresis

0.1

IDSCH

VBUS discharge current

VVBUS = 22 V, measure

IVBUS

6.12 CC Cable Detection Parameters

Operating under these conditions unless otherwise noted: 3.0 V ≤ VVIN_3V3 ≤ 3.6 V

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Type-C Source (Rp pullup)

VOC_3.3

Unattached CCy open circuit

voltage while Rp enabled, no load

VLDO_3V3 > 2.302 V, RCC = 47 kΩ

1.85

VOC_5

Attached CCy open circuit voltage

while Rp enabled, no load

VPP5V > 3.802 V, RCC = 47 kΩ

2.95

IRev

Unattached reverse current on

CCy

VCCy = 5.5 V, VCCx = 0 V,

VLDO_3V3_UVLO < VLDO_3V3 < 3.6

V, VPP5V = 3.8 V, measure current

into CCy

µA

VCCy = 5.5 V, VCCx = 0 V,

VLDO_3V3_UVLO < VLDO_3V3 < 3.6 V,

VPP5V = 0, TJ ≤ 85°C, measure

current into CCy

IRpDef

Current source - USB Default

0 < VCCy < 1.0 V, measure ICCy

µA

IRp1.5

Current source - 1.5 A

4.75 V < VPP5V < 5.5 V, 0 < VCCy <

1.5 V, measure ICCy

166

180

194

µA

IRp3.0

Current source - 3.0 A

4.75 V < VPP5V < 5.5 V, 0 < VCCy <

2.45 V, measure ICCy

304

330

356

µA

Type-C Sink (Rd pulldown)

VSNK1

Open/Default detection threshold

when Rd applied to CCy

rising

0.2

0.24

TPS25751

SLVSH93 – OCTOBER 2023

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