ML4902

4

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

BUCK REGULATOR (Continued)

RANGE = 0, (D3-D0) Code = 0000

2.050

2.071

2.092

V

RANGE = 0, (D3-D0) Code = 0001

2.000

2.020

2.04

V

RANGE = 0, (D3-D0) Code = 0010

1.950

1.970

1.989

V

RANGE = 0, (D3-D0) Code = 0011

1.900

1.919

1.938

V

RANGE = 0, (D3-D0) Code = 0100

1.850

1.869

1.887

V

RANGE = 0, (D3-D0) Code = 0101

1.800

1.818

1.836

V

RANGE = 1, (D3-D0) Code = 0000

3.500

3.535

3.570

V

RANGE = 1, (D3-D0) Code = 0001

3.400

3.434

3.468

V

RANGE = 1, (D3-D0) Code = 0010

3.300

3.333

3.366

V

RANGE = 1, (D3-D0) Code = 0011

3.200

3.232

3.264

V

RANGE = 1, (D3-D0) Code = 0100

3.100

3.131

3.162

V

RANGE = 1, (D3-D0) Code = 0101

3.000

3.030

3.060

V

RANGE = 1, (D3-D0) Code = 0110

2.900

2.929

2.958

V

RANGE = 1, (D3-D0) Code = 0111

2.800

2.828

2.856

V

RANGE = 1, (D3-D0) Code = 1000

2.700

2.727

2.754

V

RANGE = 1, (D3-D0) Code = 1001

2.600

2.626

2.652

V

RANGE = 1, (D3-D0) Code = 1010

2.500

2.525

2.550

V

RANGE = 1, (D3-D0) Code = 1011

2.400

2.424

2.448

V

RANGE = 1, (D3-D0) Code = 1100

2.300

2.323

2.346

V

RANGE = 1, (D3-D0) Code = 1101

2.200

2.222

2.244

V

RANGE = 1, (D3-D0) Code = 1110

2.100

2.121

2.142

V

-87

-97

-107

mV

10

mV

PROTECT Threshold Voltage

3.2

3.5

3.8

V

PROTECT Hysteresis

1.8

2

2.2

V

PROTECT Charging Current

30

µA

PROTECT Leakage Current

+100

nA

Transition Time,

40

ns

N DRV H and N DRV L

SUPPLY

SHDN = 0V

650

900

µA

DAC (D3-D0) Code = 0000

1

2

mA

20

mA

110

µA

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

Note 2: Codes 00110 to 01111, and 11111 are not valid; applying these codes to the DAC will shut off N DRV H and N DRV L.