ML4821CS datasheet(4/12 Pages) MICRO-LINEAR

4 / 12 page

ML4821

Micro Linear

ELECTRICAL CHARACTERISTICS (Continued)

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VOLTAGE ERROR AMPLIFIER (Continued)

Output High Voltage

IPIN6 = –5mA, VPIN7 = 4.8V

7.0

7.5

Output Low Voltage

IPIN6 = 0, EA– = 5.5V

0.5

Unity Gain Bandwidth

1.0

MHz

Soft Start Charge Current

VPIN9 = 4V

–22

–38

–50

µA

CURRENT ERROR AMPLIFIER

Input Offset Voltage

–5

Input Bias Current

–0.15

–1

µA

Input Offset Current

400

Open Loop Gain

2 < EA OUT < 7V

100

PSRR

12V < VCC < 24V

Output Voltage Low

IOL = 300µA

0.5

Output Voltage High

IOH = –10mA

7.0

7.5

Input Common Mode Range

–0.3

2.5

GAIN MODULATOR

Gain

VINV = 4.8V, VRMS = 0V

0.75

1.2

1.3

VINV = 4.8V, VRMS = 1.75V

3.1

3.88

4.5

VINV = 4.8V, VRMS = 2.6V

1.25

1.75

2.15

VINV = 4.8V, VRMS = 5.2V

0.22

0.38

0.50

Output Current

VINV = 5.2V, VRMS = 5.2V

–2

–4

µA

Output Current Limit

VINV = 4.8V, ISINE = 500µA,

VRMS = 1.75V

360

395

420

µA

ILIM COMPARATOR

Input Offset Voltage

+15

Input Bias Current

–100

–200

µA

OVP COMPARATOR

Input Offset Voltage

Output Off

–25

Hysteresis

Output On

105

130

Input Bias Current

–0.3

–3

µA

Propagation Delay

150

Shutdown Threshold

0.4

0.7

1.0

PWM COMPARATOR

Input Common Mode Range

Propagation Delay

150

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