ZL1505 datasheet(8/13 Pages) INTERSIL

Part #	ZL1505

Description	Synchronous Step-Down MOSFET Drivers

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Manufacturer	INTERSIL [Intersil Corporation]

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8

FN6845.2

November 12, 2010

FIGURE 8. MINIMUM PWMH ON-TIME, tPWMH,ON

(CGH = 0)

FIGURE 9. MINIMUM PWMH OFF-TIME, tPWMH,OFF

(CGH = 0)

FIGURE 10. LOW-SIDE DRIVER PULL-UP CURRENT

(VGL = 2.5V, TA = +25°C)

FIGURE 11. LS PULL-UP CURRENT WITH

TEMPERATURE (VGL = 2.5V, LSEL = VDD)

FIGURE 12. LOW-SIDE DRIVER PULL-DOWN

CURRENT (VGL = 2.5V, TA = +25°C)

FIGURE 13. LS PULL-DOWN CURRENT WITH

TEMPERATURE (VGL = 2.5V, LSEL = VDD)

Typical Performance Curves (Continued)

2

4

6

8

10

12

14

16

4.555.5

6

6.577.5

VDD (V)

-25 °C

25 °C

85 °C

10

14

18

22

26

30

4.5

5

5.5

6

6.5

7

7.5

VDD (V)

-25 °C

25 °C

85 °C

0.6

1.6

2.6

3.6

4.6

5.6

6.6

4.5

5

5.5

6

6.5

7

7.5

VDD (V)

LSEL=VDD

LSEL=GND

1.6

2.6

3.6

4.6

5.6

6.6

4.5

5

5.5

6

6.5

7

7.5

VDD (V)

-25 °C

25 °C

85 °C

1

2

3

4

5

6

7

8

4.5

5

5.5

6

6.5

7

7.5

VDD (V)

LSEL=VDD

LSEL=GND

3

4

5

6

7

8

4.555.566.577.5

VDD (V)

-25 °C

25 °C

85 °C

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