March 2000

3

MIC39300/39301

MIC39300/39301

Micrel

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

TO-263

(θ

TO-220 (

θ

Electrical Characteristics

T

Symbol

Parameter

Condition

Min

Typ

Max

Units

V

OUT

Output Voltage

10mA

–1

1

%

10mA

≤ I

–2

2

%

Line Regulation

I

0.06

0.5

%

Load Regulation

V

0.2

1

%

∆V

Output Voltage Temp. Coefficient,

20

100

ppm/

°C

Note 5

V

DO

Dropout Voltage, Note 6

I

80

200

mV

I

200

mV

I

320

mV

I

400

500

mV

I

GND

Ground Current, Note 7

I

10

20

mA

I

17

mA

I

45

mA

I

GND(do)

Dropout Ground Pin Current

V

6

mA

I

OUT(lim)

Current Limit

V

4.5

A

Enable Input (MIC39301)

V

EN

Enable Input Voltage

logic low (off)

0.8

V

logic high (on)

2.25

V

I

IN

Enable Input Current

V

15

30

µA

75

µA

V

2

µA

4

µA

I

OUT(shdn)

Shutdown Output Current

Note 8

10

20

µA

Flag Output (MIC39301)

I

FLG(leak)

Output Leakage Current

V

0.01

1

µA

2

µA

V

FLG(do)

Output Low Voltage

V

220

300

mV

400

mV

V

FLG

Low Threshold

% of V

OUT

93

%

High Threshold

99.2

%

Hysteresis

1%