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SC473

POWER MANAGEMENT

Parameter

Condition

Min

Typ

Max

Units

High-Side Driver (TG, BST, DRN)

Peak Current(1)(2)

1.75

2.0

2.25

On-Resistance

TG_UP

TG_UP, DRN < 0.5V, 25°C

4.1

5.8

7.5

TG_UP

TG_UP, DRN < 0.5V,

-40 to 125°C

3.48

5.8

9.24

TG_UPTG_UP,,,, DRN > 0.5V, 25°C

0.9

1.3

1.7

TG_UP

TG_UP, DRN > 0.5V,

-40 to 125°C

0.76

1.3

1.7

TG_DNTG_DN, at 25°C

0.42

0.6

0.78

TG_DNG_DN, -40 to 125°C

0.34

0.6

1.01

Rise Time(1, 2)

TG = 3nF

Fall Time(1, 2)

TG = 3nF

Propagation Delay(1, 2)

From Hysteretic Comparator

Inputs to Driver Output

Shoot-thru Protection Delay(1)

Lower-Side Driver (BG, V5, PGND)

Peak Current(1, 2)

3.5

4.0

4.5

On-Resistance

BG_UPBG_UP at 25°C

0.9

1.3

1.7

BG_UPBG_UP at -40° to 125°C

0.76

1.3

2.1

BG_DNBG_DN at 25°C

0.35

0.5

0.65

BG_DNBG_DN at -40° to 125°C

0.28

0.5

0.86

Rise Time(1, 2)

BG = 3nF

Fall Time(1, 2)

BG = 3nF

2.5

3.5

4.5

Notes:

(1) Guaranteed by design.

(2) T

J = 25°C

Electrical Characteristics (Cont.)

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