MAX14578AEEWC datasheet(6/23 Pages) MAXIM

Part #	MAX14578AEEWC

Description	USB Battery Charger Detectors

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Manufacturer	MAXIM [Maxim Integrated Products]

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6 ______________________________________________________________________________________

USB Battery Charger Detectors

Typical Operating Characteristics

(VBAT = +4.2V, VB = +5.0V, CBAT = 1FF, CVB = 1FF, unless otherwise noted.)

ANALOG-SWITCH EYE DIAGRAM

TIME (x 10-9s)

2.0

1.8

1.4 1.6

0.4 0.6 0.8 1.0 1.2

0.2

-0.5

-0.4

-0.3

-0.2

-0.1

0

0.1

0.2

0.3

0.4

0.5

0

MAX14578E toc09

LOUT LOAD REGULATION (MAX14578AE)

LOUT CURRENT (mA)

8

6

4

2

3.5

4.0

4.5

5.0

5.5

6.0

3.0

010

VB = 6V

TA = +85°C

TA = +25°C

TA = -40°C

LOUT VOLTAGE REGULATION (MAX14578AE)

VB SUPPLY VOLTAGE (V)

6.5

6.0

5.5

5.0

4.5

3.5

4.0

4.5

5.0

5.5

6.0

3.0

4.0

7.0

ILOUT = 1mA

TA = +85°C

TA = +25°C

TA = -40°C

VB SUPPLY CURRENT

vs. SUPPLY VOLTAGE (MAX14578AE)

VB SUPPLY VOLTAGE (V)

5.3

5.1

4.9

4.7

50

100

150

200

0

4.5

5.5

VBAT = +3.6V, EN = HIGH

TA = +85°C

TA = +25°C

TA = -40°C

VB SUPPLY CURRENT

vs. SUPPLY VOLTAGE (MAX14578E)

VB SUPPLY VOLTAGE (V)

5.3

5.1

4.9

4.7

50

100

150

200

0

4.5

5.5

VBAT = +3.6V, CP_ENA = 0, USBSWC = 0

TA = +85°C

TA = +25°C

TA = -40°C

BAT SUPPLY CURRENT

vs. SUPPLY VOLTAGE

BAT SUPPLY VOLTAGE (V)

3.8

3.3

5

10

15

20

25

0

2.8

4.3

VB = 0V, CP_ENA = 0, USBSWC = 1

TA = +85°C

TA = +25°C

TA = -40°C

BAT SUPPLY CURRENT

vs. SUPPLY VOLTAGE

BAT SUPPLY VOLTAGE (V)

3.8

3.3

10

20

30

40

50

0

2.8

4.3

VB = 0V, CP_ENA = 1, USBSWC = 0

TA = +85°C

TA = +25°C

TA = -40°C

BAT SUPPLY CURRENT INCREASE

vs. SUPPLY VOLTAGE

BAT SUPPLY VOLTAGE (V)

3.8

3.3

2

4

6

8

10

0

2.8

4.3

TA = +85°C

TA = +25°C

VB = 0V, CP_ENA = 0, USBSWC = 0

VSDA = VSCL = 1.8V

TA = -40°C

BAT SUPPLY CURRENT

vs. SUPPLY VOLTAGE

BAT SUPPLY VOLTAGE (V)

3.8

3.3

0.5

1.0

1.5

2.0

0

2.8

4.3

VB = 0V, CP_ENA = 0, USBSWC = 0

VSDA = VSCL = 0V

TA = +85°C

TA = +25°C

TA = -40°C

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