LM5060MM datasheet(13/39 Pages) TI1

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VGS Status

nPGD

VTIMER

6 PA

VGS

VGATE-TH

transition region

VGS > 5 V

VGS < 5 V

OFF

VTMRH

VTMRL

LM5060

www.ti.com

SNVS628G – OCTOBER 2009 – REVISED JANUARY 2016

Device Functional Modes (continued)

Figure 21. Voltages During Normal Start Up Sequence

Table 1. Overview of Operating Conditions

INPUTS

OUTPUTS

VIN

STATUS

OVP

VIN

GATE

GATE Current

GATE after

UVLO

SENSE-OUT

Current

TIMER

nPGD

(typ)

-OUT

(typ)

TIMER > 2 V

(typ)

–

>5.10 V

–

0.009 mA

2.2 mA sink

Low

–

Disabled

–

>5.10 V

–

0.009 mA

2.2 mA sink

Low

–

Disabled

SENSE>OUT

<2 V

>5.10 V

–

0.56 mA

2.2 mA sink

Low

–

Standby

SENSE<OUT

SENSE>OUT

>2 V

>5.10 V

–

0.56 mA

80 mA sink

Low

–

Standby

SENSE<OUT

SENSE>OUT

6-µA source

80 mA sink

<2 V

>5.10 V

<5 V

1.4 mA

24-µA source

Enabled

SENSE<OUT

Low

–

11-µA

SENSE>OUT

80 mA sink

source

<2 V

>5.10 V

>5 V

1.4 mA

24-µA source

Enabled

SENSE<OUT

Low

–

SENSE>OUT

Over-

>2 V

>5.10 V

–

1.4 mA

80 mA sink

Low

–

voltage

SENSE<OUT

2.2 mA sink

Power on

<2 V

<5.10 V

–

1.4 mA

Low

–

(see (1))

reset

(1)

The 2.2 mA sink current is valid for with the VIN pin

≥ 5.1 V. When the VIN pin < 5.1 V the sink current is lower. See ‘GATE Pin Off

Current vs. VIN’ plot in Typical Characteristics.

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