MIC38C42A/43A/44A/45A

Micrel, Inc.

M9999-042205

2

April 2005

Ordering Information

Part Number

Temperature

Standard

Pb-Free

Range

Package

MIC38C42ABM

MIC38C42AYM

–40°C to +85°C

8-pin SOIC

MIC38C43ABM

MIC38C43AYM

–40°C to +85°C

8-pin SOIC

MIC38C44ABM

MIC38C44AYM

–40°C to +85°C

8-pin SOIC

MIC38C45ABM

MIC38C45AYM

–40°C to +85°C

8-pin SOIC

MIC38C42ABMM

MIC38C42AYMM

–40°C to +85°C

8-pin MM8™

MIC38C43ABMM

MIC38C43AYMM

–40°C to +85°C

8-pin MM8™

MIC38C44ABMM

MIC38C44AYMM

–40°C to +85°C

8-pin MM8™

MIC38C45ABMM

MIC38C45AYMM

–40°C to +85°C

8-pin MM8™

UVLO Thresholds

Startup 8.4V

Startup 14.5V

Duty Cycle

Minimum Operating 7.6V

Minimum Operating 9V

0% to 96%

MIC38C43A

MIC38C42A

0% to 50%

MIC38C45A

MIC38C44A

Selection Guide

Refer to the Part Number Cross Reference for a listings of Micrel devices equivalent to UC284x and UC384x devices.