TPS3617-50DGK datasheet(8/17 Pages) TI1

Part #	TPS3617-50DGK

Description	BATTERY-BACKUP SUPERVISOR FOR RAM RETENTION

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0

1

2

3

4

5

6

−2.5

−2

−1.5

−1

−0.5

0

TA = −40°C

TA = 25°C

TA = 85°C

TA = 0°C

IOH − High-Level Output Current − mA

VDD = 5.5 V

PFI = 1.4 V

VBAT = GND

4.5

4.6

4.7

4.8

4.9

5

5.1

−5 −4.5 −4 −3.5 −3

−2.5 −2 −1.5 −1

−0.5

0

TA = −40°C

TA = 25°C

TA = 85°C

TA = 0°C

IOH − High-Level Output Current − mA

VDD = 5 V

VBAT = GND

Expanded View

0

0.5

1

1.5

2

2.5

3

3.5

0

5

10

15

20

25

TA = 25°C

TA = 85°C

TA = 0°C

TA = −40°C

IOL − Low-Level Output Current − mA

VDD = 3.3 V

VBAT = GND

5.10

5.15

5.20

5.25

5.30

5.35

5.40

5.45

5.50

5.55

−200 −180 −160 −140 −120 −100 −80 −60 −40 −20

0

TA = −40°C

TA = 25°C

TA = 85°C

TA = 0°C

IOH − High-Level Output Current − µA

VDD = 5.5 V

PFI = 1.4 V

VBAT = GND

Expanded View

TPS3617

TPS3618

SLVS339D – DECEMBER 2000 – REVISED DECEMBER 2006

HIGH-LEVEL OUTPUT VOLTAGE AT RESET

HIGH-LEVEL OUTPUT VOLTAGE AT PFO

vs

HIGH-LEVEL OUTPUT CURRENT

Figure 6.

Figure 7.

HIGH-LEVEL OUTPUT VOLTAGE AT PFO

LOW-LEVEL OUTPUT VOLTAGE AT RESET

vs

HIGH-LEVEL OUTPUT CURRENT

LOW-LEVEL OUTPUT CURRENT

Figure 8.

Figure 9.

8

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