ML4825

4

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

ERROR AMPLIFIER (Continued)

CMRR

C suffix

75

95

dB

I suffix

75

95

dB

PSRR

C suffix

80

110

dB

I suffix

80

110

dB

Output Sink Current

1

2.5

mA

Output Source Current

–0.5

–1.3

mA

Output High Voltage

4.0

4.7

5.0

V

Output Low Voltage

0

0.5

1.0

V

Unity Gain Bandwidth

3

5.5

MHz

Slew Rate

612

V/

µs

PWM COMPARATOR

Ramp Bias Current

C suffix

–1

–5

µA

I suffix

–5

µA

Duty Cycle Range

C suffix

85

100

%

I suffix

80

100

%

E/A OUT Zero DC Threshold

1.1

1.25

1.7

V

Delay to Output

50

80

nS

SOFT START

Charge Current

SS = 0.5V

–3

–9

–20

µA

Discharge Current

SS = 1V

1

mA

CURRENT LIMIT/SHUTDOWN

C suffix

–10

10

µA

I suffix

–10

10

µA

Current Limit Threshold

0.9

1

1.1

V

Shutdown Threshold

1.25

1.4

1.55

V

1.25

1.4

1.60

V

Delay to Output

40

70

ns

OUTPUT

Output Low Level

0.25

0.4

V

1.2

2.2

V

Output High Level

13.0

13.5

V

12.0

13.0

V

Collector Leakage

100

500

µA

Rise/Fall Time

30

60

ns

UNDERVOLTAGE LOCKOUT

Start Threshold

8.8

9.2

9.6

V

UVLO Hysteresis

0.3

0.8

1.2

V

SUPPLY

Start Up Current

C suffix

0.1

1.1

2.5

mA

I suffix

0.1

3.5

mA

10

26

33

mA

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