3940

FULL-BRIDGE POWER

MOSFET CONTROLLER

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5

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square wave.

Limits

Characteristics

Symbol

Conditions

Min

Typ

Max

Units

Control Logic

Logic Input Voltage

V

IN(1)

HIGH level input (Logic 1), except RESET.

2.0

–

–

V

V

IN(1)

HIGH level input (Logic 1) for RESET

2.2

–

–

V

V

IN(0)

LOW level input (Logic 0)

–

–

0.8

V

Logic Input Current

I

IN(1)

V

–

40

100

µA

I

IN(0)

V

–

16

40

µA

I

IN(0)

V

–

–

1.0

µA

Gate Drives, GHx, GLx ( internal SOURCE or upper switch stages)

Output High Voltage

V

DSL(H)

GHx: I

V

–

V

REG13

V

GLx: I

V

–

V

REG13

V

Source Current (pulsed)

I

xU

V

–

700

–

mA

V

400

–

–

mA

Source ON Resistance

r

SDU(on)

I

4.0

–

13

Ω

I

7.0

–

23

Ω

Source Load Rise Time

t

r

Measure V

–

90

–

ns

Gate Drives, GHx, GLx ( internal SINK or lower switch stages)

Output Low Voltage

V

DSL(L)

GHx: I

–

–

150

mV

GLx: I

–

–

150

mV

Sink Current (pulsed)

I

xL

V

–

800

–

mA

V

550

–

–

mA

Sink ON Resistance

r

DSL(on)

I

1.8

–

6.0

Ω

I

3.0

–

7.5

Ω

Sink Load Fall Time

t

f

Measure V

–

70

–

ns

Gate Drives, GHx, GLx (General)

Propagation Delay

t

pd

Logic input to unloaded GHx, GLx

–

–

225

ns

Output Skew Time

t

sk(o)

Grouped by rising or falling edge

–

–

50

ns

Dead Time

t

dead

LONG = 0, R

0.3

–

–

µs

(Shoot-Through Prevention)

LONG = 0, R

–

–

11.0

µs

Between GHx, GLx transitions

LONG = 1, R

8.3

–

–

µs

of same phase

LONG = 1, R

–

–

345

µs

NOTES:

Typical Data is for design information only.

Negative current is defined as coming out of (sourcing) the specified device terminal.

For GH

For GL