Micrel, Inc.

MIC2202

March 2007

3

M9999-031907

Absolute Maximum Ratings

(1)

Power Dissipation ..................................................... Note 3

ESD Rating

Operating Ratings

(2)

Package Thermal Resistance

MSOP-10L (

3x3 MLF-10 (

Electrical Characteristics

(5)

Parameter

Condition

Min

Typ

Max

Units

Supply Voltage Range

2.3

5.5

V

350

450

µA

Quiescent Current

EN = 0V

0.01

1

µA

MIC2202 [Adjustable] Feedback

Voltage

0.4875

0.5

0.5125

V

Output Voltage Line Regulation

0.05

0.5

%

Output Voltage Load Regulation

0.1

0.5

%

Bias Regulator Output Voltage

2.2

2.32

2.6

V

Maximum Duty Cycle

100

%

Current Limit

1

1.8

2.5

A

Switch ON-Resistance

0.65

0.9

Ω

0.55

0.75

Ω

Enable Input Current

0.01

1

µA

Sync Frequency Range

1.6

2.5

MHz

SYNC_IN Threshold

0.7

1

1.7

V

Sync Minimum Pulse Width

10

ns

SYNC_IN Input Current

1

µA

Oscillator Frequency

1.8

2

2.2

MHz

Enable Threshold

0.5

0.9

1.3

V

Enable Hysteresis

20

mV

Over-temperature Shutdown

160

°C

Over-temperature Shutdown

Hysteresis

20

°C

Notes:

1. Exceeding the absolute maximum rating may damage the device.

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

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

5. Specification for packaged product only.