LTC2960

4

2960f

ELECTRICAL CHARACTERISTICS

Note 1: Stresses beyond those listed under Absolute Maximum Ratings

may cause permanent damage to the device. Exposure to any Absolute

Maximum Rating condition for extended periods may affect device

reliability and lifetime.

The

Note 2. All currents into pins are positive; all voltages are referenced to

GND unless otherwise noted.

TYPICAL PERFORMANCE CHARACTERISTICS

Supply Current vs Supply Voltage

MR Current vs MR Voltage

Supply Current vs MR Voltage

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

CONTROL INPUTS: MR, RT

Control Input Threshold RT

l

0.4

1.4

V

Control Input Threshold MR

l

0.4

1.4

V

MR Minimum Detectable Pulse Width

l

20

μs

Propagation Delay to RST Falling

Manual Reset Falling

l

1

7

20

μs

Manual Reset Open Voltage

MR Open, MR Load = 100nA

l

2.6

4

V

Manual Reset Low Current

l

–0.35

–1

–3

μA

Input Leakage Current

RT = 15V

MR = 15V

l

l

±100

±100

nA

nA

STATUS OUTPUTS: RST, OUT

Voltage Output Low

l

l

25

100

100

400

mV

mV

Voltage Output High

I = –100μA (LTC2960-3/LTC2960-4)

V

Leakage Current, Output High

V = 5.5V

V = 15V (LTC2960-1/LTC2960-2)

l

l

l

±50

±100

±50

nA

nA

nA

Output Short-Circuit Current

l

l

0.8

0.8

3

3

mA

mA

Reset Timeout Period

LTC2960-3/LTC2960-4

RT Input High

RT Input Low

l

l

l

140

140

10

200

200

15

280

280

25

ms

ms

ms

0

0

1200

900

600

300

1500

24

32

40

816

2960 G01

125°C

90°C

27°C

–45°C

MR VOLTAGE (V)

0

0

1.2

1.0

0.8

0.6

0.4

0.2

4

3

2

15

2960 G02

MR VOLTAGE (V)

0

0

2.5

2.0

1.5

1.0

0.5

4

3

2

15

2960 G03