Low-Power, Single-/Dual-Level Battery Monitors

with Hysteresis and Integrated µP Reset

6

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Typical Operating Characteristics (continued)

120

110

100

90

80

70

60

10

100

1000

vs. LTH THRESHOLD OVERDRIVE

LTH THRESHOLD OVERDRIVE (mV)

LBO ASSERTS ABOVE

THIS LINE

60

55

50

45

40

35

30

25

20

10

100

1000

RESET ASSERTS ABOVE

THIS LINE

NORMALIZED UPPER (HTH) AND LOWER

(LTH) TRIP VOLTAGES vs. TEMPERATURE

TEMPERATURE (

°C)

60

40

20

0

-20

0.975

1.000

1.025

1.050

0.950

-40

80

LOWER TRIP VOLTAGE

UPPER TRIP VOLTAGE

NORMALIZED RESET THRESHOLD

vs. TEMPERATURE

TEMPERATURE (

°C)

60

40

20

0

-20

0.975

1.000

1.025

1.050

0.950

-40

80

LBO OUTPUT vs. SINK CURRENT

8

6

4

2

20

40

60

80

100

120

0

010

LBO ASSERTED

RESET OUTPUT vs. SINK CURRENT

8

6

4

2

20

40

60

80

100

120

140

0

010

RESET ASSERTED

RESET OUTPUT vs. SOURCE CURRENT

3.0

2.5

2.0

1.5

1.0

0.5

2.75

3.00

3.25

3.50

2.50

0

3.5