Rainbow-electronics MAX16021 Manual do Utilizador descarregar pdf (Página 7)

MAX16016/MAX16020/MAX16021

Low-Power µP Supervisory Circuits with

Battery-Backup Circuit and Chip-Enable Gating

_______________________________________________________________________________________

NORMALIZED RESET THRESHOLD

vs. TEMPERATURE

MAX16016 toc10

TEMPERATURE (°C)

NORMALIZED RESET THRESHOLD

-15 603510

0.996

1.000

1.002

1.003

1.005

0.996

1.004

0.999

0.997

1.001

0.998

-40 85

MAXIMUM TRANSIENT DURATION

vs. RESET THRESHOLD OVERDRIVE

MAX16016 toc11

RESET THRESHOLD OVERDRIVE (mV)

MAXIMUM

TRANSIENT

DURATION

(

µs

)

10050 150

100

150

200

250

300

350

400

450

500

0400350200 300250

MAX16020PTEZ+

RESET OCCURS ABOVE THE CURVE

RESET TIMEOUT PERIOD

vs. TEMPERATURE

MAX16016 toc12

TEMPERATURE (°C)

RESET TIMEOUT PERIOD (ms)

-15 603510

192

198

200

202

208

210

194

196

204

206

190

-40 85

MAX16020PTEZ+

WATCHDOG TIMEOUT PERIOD

vs. TEMPERATURE

MAX16016 toc13

TEMPERATURE (°C)

WATCHDOG TIMEOUT PERIOD (s)

-15 603510

0.6

0.9

1.0

1.1

1.4

1.5

0.7

0.8

1.2

1.3

0.5

-40 85

PFI THRESHOLD

vs. TEMPERATURE

MAX16016 toc14

TEMPERATURE (°C)

PFI THRESHOLD (V)

-15 603510

0.56

0.59

0.60

0.61

0.64

0.65

0.57

0.58

0.62

0.63

0.55

-40 85

PFI+

PFI-

NORMALIZED LL THRESHOLD

vs. TEMPERATURE

MAX16016 toc15

TEMPERATURE (°C)

NORMALIZED LL THRESHOLD

-15 603510

0.996

1.000

1.002

1.003

1.005

0.995

1.004

0.999

0.997

1.001

0.998

-40 85

TO OUT ON-RESISTANCE

vs. TEMPERATURE

MAX16016 toc07

TEMPERATURE (°C)

TO OUT ON-RESISTANCE (Ω)

-15 603510

-40 85

= +3.15V, I

OUT

= 65mA

BATT TO OUT ON-RESISTANCE

vs. TEMPERATURE (V

= 0V, I

OUT

= 20mA)

MAX16016 toc08

TEMPERATURE (°C)

BATT TO OUT ON-RESISTANCE (Ω)

-15 603510

-40 85

BATT

= 4.5V

BATT

= 2.5V

BATT

= 3V

RESET OUTPUT VOLTAGE LOW

vs. SINK CURRENT

MAX16016 toc09

SINK CURRENT (mA)

RESET OUTPUT VOLTAGE LOW (V)

18161412108642

0.1

0.2

0.3

0.4

0.5

020

= 3.3V

= 5V

Typical Operating Characteristics (continued)

= 5V, V

BATT

= 0V, T

= +25°C, unless otherwise noted.)

1 2 3 4 5 6 7 8 9 10 11 12 ... 20 21

MAX16016/MAX16020/MAX16021 1

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