January 2005

3

M9999-012004

MIC2040/2041

Micrel

V

/FAULT, PWRGD Output Voltage ................................... 6V

/FAULT, PWRGD Output Current .............................. 25mA

Junction Temperature Range ................... Internally Limited

Human Body Model ................................................... 2kV

Machine Model ........................................................ 200V

Supply Voltage

V

V

Continuous Output Current ........................... 0.25A to 1.5A

Ambient Temperature (T

MSOP ................................................................ 160°C/W

V

Symbol

Parameter

Condition

Min

Typ

Max

Units

V

IN

Switch Input Voltage

V

0.8

5.5

V

V

BIAS

Bias Supply Voltage

1.6

5.5

V

I

BIAS

VBIAS Supply Current - Switch OFF

No load

0.1

5

µA

VBIAS Supply Current - Switch ON

No load

250

400

µA

Note 5

V

EN

Enable Input Voltage

V

IL(max)

2.4

1.5

V

V

IH(min)

3.5

2.5

V

V

ENHYS

Enable Input Threshold Hysteresis

100

mV

I

EN

Enable Input Current

V

–1

.01

1

µA

R

DS(ON)

Switch Resistance

V

50

75

mΩ

I

I

LEAK

Output Leakage Current

Output off

10

µA

CLF

V

280

340

400

A•Ω

V

LATCH

Output Reset Threshold

V

V

V

V

I

LATCH

Latched Output Off Current

Output latched off (MIC2041)

1

3

5

mA

V

OL

Output low voltage

I

0.4

V

(/FAULT)

I

OFF

/FAULT Off Current

V

1

µA

V

UV

Undervoltage Lockout Threshold

V

1.30

1.45

1.58

V

V

1.20

1.35

1.50

V

V

UVHYS

Undervoltage Lockout

100

mV

Threshold Hysteresis

V

UVINTH

UVLO Adjust Pin Threshold Voltage

V

200

220

240

mV

V

180

200

220

mV

V

UVINHYS

UVLO Adjust Pin Threshold Hysteresis

20

mV

Overtemperature Threshold

T

140

°C

T

120

°C

Notes:

1.

Exceeding the absolute maximum rating may damage the device.

2.

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

3.

Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF.

4.

Specification for packaged product only.

5.

OFF is V

V

6.

The current limit is determined as follows: I