0

8

16

24

32

40

48

0

1

2

3

4

5

6

7

8

9

10

Vs [V ]

Iq [m A ]

T j = -40°C

Tj = 2 5 °C

T j = 10 0°C

T j = 13 0°C

Figure 1. Quiescent Current vs. Supply Volt-

age.

0

102030

405060

0.75

1

1.25

1.5

1.75

fsw [kHz]

Iq/(Iq@ 500Hz)

Tj = -40°C

Tj = 25 °C

Tj = 13 0°C

Figure 2. Normalized Quiescent Current vs.

switching frequency.

-50

-25

0

25

50

75

100

125

150

0

0.25

0.5

0.75

1

1.25

1.5

1.75

2

Tj [°C ]

VSD [V ]

Iou t=4A

Figure 4. Source Drain Forward ON voltage

vs. Junction Temperature.

0

1 02 0

3 04 0

5 0

0

2

4

6

8

10

12

Vs [V ]

Vre f [V ]

Tj = 2 5 °C

Figure 6. Reference Voltage vs. Supply Voltage.

00 .5

11 .5

2

0

1

2

3

4

5

VS D [V ]

IS D [A ]

Tj = 2 5 °C

DM O S (O N)

DM O S ( O F F )

Figure 5. Typical Diode Forward ON charac-

teristics

0

8

16

24

32

40

48

0

0. 1

0. 2

0. 3

0. 4

0. 5

0. 6

0. 7

Vs [ V ]

RDS ( O N)

[Ω ]

T j = 1 30° C

Tj = 2 5 ° C

T j= - 40° C

Io u t = 4 A

Figure 3. Typical RDS (ON) vs. Supply Voltage.

L6234

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