LTC9111

3

Rev. 0

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ELECTRICAL CHARACTERISTICS The

l

denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. VIN = 24V, unless otherwise noted.

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

IN, SNS1, SNS2, OUT

VIN

Input Supply Operating Range

Normal Operating Range

l

2.3

60

V

IIN

Input Supply Current

VIN = 3.3V, CLASSIFICATION State

VIN = 60V, MDI_POWER2 State

l

l

75

500

150

1000

µA

µA

IPD_PWR1

Input Supply Current During Inrush

VIN < VON, MDI_POWER1 State

l

700

µA

IWAKEUP_PD

Wakeup Signature Current

2.3V < VIN < 3.575V

l

1.3

1.55

1.8

mA

VSIG_ENABLE

DISCONNECT State Exit Threshold

Voltage

∆VSNS Falling Edge

l

3.9

4

4.1

V

VSIG_DISABLE

MDI_PWR1 State Entry Threshold

Voltage

∆VSNS Rising Edge

l

6.7

6.8

6.9

V

VON

Gate On Threshold Voltage

VIN Rising Edge, VSNS1 = VIN, VSNS2 = 0V

CLASS 10/11/12: VCLASSV = 0V

CLASS 13/14/15: VCLASSV = VSTBY

l

l

17

44.8

17.5

46

18

47.2

V

V

VOFF

Gate Off Threshold Voltage

VIN Falling Edge, VSNS1 = VIN, VSNS2 = 0V

CLASS 10/11/12: VCLASSV = 0V

CLASS 13/14/15: VCLASSV = VSTBY

l

l

11.5

29

12

30

12.5

31

V

V

VOV

Overvoltage Threshold for Classes 10

through 12

VIN Rising Edge

l

37

38.5

40

V

ISNS1

SNS1 Input Current

VSNS1 = 60V

l

200

µA

ISNS2

SNS2 Input Current

VSNS2 = 60V

l

200

µA

IOUT_SLEEP

OUT Pull-Down Current, Sleep

VOUT = VIN = 6V

l

8

16

µA

IOUT_ON

OUT Leakage Current, Gate ON

VOUT = VIN = 60V

l

±10

µA

VEN_ASSERT

Gate Drive Voltage Required to Assert EN (VGATE to VIN) Rising Edge

l

6.5

8.2

V

GATE

∆VGATE

Gate Drive

∆VGATE = VGATE to VOUT, ILGATE = –1μA, VIN >

5.75V, MDI_POWER2 State

l

10

12.5

V

IGATE(UP)

GATE Pull-Up Current

GATE ON, VGATE = 1V, VOUT = 0V, MDI_POWER2

State

l

–6.5

–10

–14

µA

IGATE(DOWN)

GATE Pull-Down Current

GATE OFF, VGATE = VOUT + 5V, 4.4V < VIN to

VOUT < 60V

l

3.5

7.5

mA

tPOWER_DLY

GATE ON Assertion Delay

∆VSNS > VON (Note 4)

l

80

100

120

ms

STBY Regulator

VSTBY

STBY Regulator Output Voltage

VIN > 4V, ISTBY < 1.5mA

l

3.4

3.5

3.6

V

VSTBY_DV

STBY Regulator Dropout Voltage

ISTBY = –0.1mA

ISTBY = –1.5mA

l

l

40

250

mV

mV

ISTBY_LIM

STBY Regulator Current Limit

VSTBY = 0V

l

2

mA

LGATE1, LGATE2

VLGATE

Open-Circuit Low-Side Gate Drive Voltage VSTBY = 3.5V, ILGATE1/2 = –1µA

l

5

8

V

ILGATE

Start-Up Gate Pull-Up

VIN = 1.6V, VLGATE1/2 = 3V

VIN = 3.1V, VLGATE1/2 = 3V

l

–1.5

–5

µA

l

–20

–60

µA

VGATE_HI

Low-Side Gate Voltage Threshold to

Enable Wakeup Signature

l

2.9

V