LM25069

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SNVS607D – FEBRUARY 2009 – REVISED DECEMBER 2010

Electrical Characteristics (continued)

to +85°C. Minimum and Maximum limits are guaranteed through test, design, or statistical correlation. Typical values

stated the following conditions apply: VIN = 12V.

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Units

Lower threshold

Restart cycles (LM25069-2)

0.9

1.0

1.1

V

End of 8th cycle (LM25069-2)

0.3

V

Re-enable Threshold (LM25069-1)

0.3

V

Insertion time current

-7.5

-5.5

-3.5

µA

Sink current, end of insertion time

TIMER pin = 2V

1.5

2

2.5

mA

Fault detection current

-110

-80

-50

µA

Fault sink current

1.6

2.5

3.4

µA

Fault Restart Duty Cycle

LM25069-2 only

0.67

%

Fault to GATE low delay

TIMER pin reaches the upper threshold

20

µs

Power Good (PGD pin)

Threshold measured at SENSE-OUT

Decreasing

1.3

1.9

V

Threshold Hysteresis

0.6

Output low voltage

15

30

mV

Off leakage current

1

µA

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