March 2003

3

MIC3775

MIC3775

Micrel

V

Symbol

Parameter

Condition

Min

Typ

Max

Units

V

OUT

Output Voltage

10mA

–11

%

10mA

≤ I

–22

%

Line Regulation

I

0.06

0.5

%

Load Regulation

V

0.2

1

%

∆V

Output Voltage Temp. Coefficient,

40

ppm/

°C

Note 6

V

DO

Dropout Voltage, Note 7

I

125

200

mV

250

mV

I

210

mV

I

280

500

mV

I

GND

Ground Current, Note 8

I

700

µA

I

3.7

mA

I

7.5

15

mA

I

OUT(lim)

Current Limit

V

1.6

2.5

A

Enable Input

V

EN

Enable Input Voltage

logic low (off)

0.8

V

logic high (on)

2.25

V

I

EN

Enable Input Current

V

1

10

30

µA

V

2

µA

4

µA

Flag Output

I

FLG(leak)

Output Leakage Current

V

0.01

1

µA

2

µA

V

FLG(do)

Output Low Voltage

V

250

500

mV

V

FLG

Low Threshold

% of V

OUT

93

%

High Threshold

% of V

OUT

99.2

%

Hysteresis

1%

Adjustable Output Only

Reference Voltage

1.227

1.240

1.252

V

1.215

1.265

V

Adjust Pin Bias Current

40

80

nA

120

nA

Note 1.

Exceeding the absolute maximum ratings may damage the device.

Note 2.

The device is not guaranteed to function outside its operating rating.

Note 3.

Devices are ESD sensitive. Handling precautions recommended.

Note 4.

P

Supply Voltage (V

Enable Voltage (V

Storage Temperature (T

Lead Temperature (soldering, 5 sec.) ....................... 260

°C

ESD ......................................................................... Note 3

Supply Voltage (V

Enable Voltage (V

Maximum Power Dissipation (P

Junction Temperature (T

Package Thermal Resistance

MSOP-8

(θ