Typical operating characteristics (continued) – Rainbow Electronics MAX16024 User Manual

Page 6

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MAX16023/MAX16024

Battery-Backup Circuits with
Regulated Output Voltage

6

_______________________________________________________________________________________

Typical Operating Characteristics (continued)

(V

CC

= 5V, V

BATT

= 0, I

OUT

= 0, T

A

= +25°C, unless otherwise noted.)

V

CC

FALLING TO RESET DELAY

vs. TEMPERATURE

MAX16023 toc07

TEMPERATURE (

°C)

DELAY (

μ

s)

60

10

35

-15

20

40

60

80

100

10

30

50

70

90

0

-40

85

V

CC

FALLING 10V/ms

RESET TIMEOUT PERIOD

vs. TEMPERATURE

MAX16023 toc08

TEMPERATURE (

°C)

RESET TIMEOUT PERIOD (ms)

60

35

-15

10

185

190

195

200

210

205

215

220

180

-40

85

NORMALIZED RESET THRESHOLD

vs. TEMPERATURE

MAX16023 toc09

TEMPERATURE (

°C)

NORMALIZED RESET THRESHOLD

60

10

35

-15

0.990

1.005

1.015

1.020

0.985

0.995

1.000

1.010

0.980

-40

85

MAX16024PTBS25+

V

OUT

= 2.5V

MAXIMUM TRANSIENT DURATION

vs. RESET THRESHOLD OVERDRIVE

RESET THRESHOLD OVERDRIVE (mV)

TRANSIENT DURATION (ms)

MAX16023 toc10

0

200

400

600

800

1000

0

25

50

75

100

125

150

175

200

RESET OCCURS ABOVE THE CURVE

DROPOUT VOLTAGE

vs. LOAD CURRENT

MAX16023 toc11

LOAD CURRENT (mA)

DROPOUT VOLTAGE (mV)

80

40

60

20

150

350

450

500

100

300

50

200

250

400

0

0

100

70

30

50

10

90

MAX16024PTBS25+

OUTPUT VOLTAGE

vs. LOAD CURRENT

MAX16023 toc12

LOAD CURRENT (mA)

OUTPUT VOLTAGE (V)

80

40

60

20

2.42

2.58

2.66

2.70

2.38

2.54

2.34

2.46

2.50

2.62

2.30

0

100

70

30

50

10

90

MAX16024PTBS25+

V

OUT

= 2.5V

T

A

= -40

°C

T

A

= +25

°C

T

A

= +85

°C

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