4

ML4828

PARAMETER

CONDITIONS

MIN

TYP.

MAX

UNITS

PHASE MODULATOR

EAO Zero Duty Cycle Threshold

0

0.5

0.9

V

RAMP Delay to Output

50

80

ns

RAMP Discharge Current

48

95

mA

SOFT-START

Charge Current

–25

–50

µA

Discharge Current

6

10

13.2

mA

CURRENT LIMIT/SHUTDOWN

Current Limit Threshold

0.9

1.0

1.1

V

Pin 20 Delay to Output

(Note 1)

50

ns

Pin 12 Shutdown Threshold

1.0

1.1

1.5

V

Pin 12 Restart Threshold

2.2

2.4

2.6

V

Pin 12 Charging Current

–350

–460

–550

µA

SDN Shutdown Threshold

1.05

1.6

2.05

V

OUTPUT

Output Low Level

0.01

0.1

V

0.1

0.3

V

Output High Level

4.9

4.95

V

4.6

4.7

V

Rise/Fall Time

5

7

ns

ZVS Programmable Delay

240

280

315

ns

Delay Mismatch

0ns

2.45

2.5

2.55

V

UNDER VOLTAGE LOCKOUT

Start Threshold

5.1

5.85

6.6

V

Stop Threshold

4.1

4.2

4.3

V

SUPPLY

Start Up Current

0.6

1

mA

Shutdown Current

100

500

µA

7

mA

Note 1: Limits are guaranteed by 100% testing, sampling, or correlation with worst-case test conditions.