MIC38HC43-1YM Micrel Inc, MIC38HC43-1YM Datasheet - Page 2

• Manufacturer Part Number: MIC38HC43-1YM
• Description: Monolithic SMPS Controller ( )
• Manufacturer: Micrel Inc

Specifications of MIC38HC43-1YM

• Pwm Type: Current Mode
• Number Of Outputs: 1
• Frequency - Max: 500kHz
• Duty Cycle: 96%
• Voltage - Supply: 7.6 V ~ 20 V
• Buck: Yes
• Boost: Yes
• Flyback: Yes
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: Yes
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 14-SOIC (3.9mm Width), 14-SOL
• Frequency-max: 500kHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 576-2298; MIC38HC43-1YM

MIC38HC42/3/4/5
Selection Guide
M9999-042205
Duty Cycle
0% to 96%
0% to 50%
Ordering Information
Standard
MIC38HC42BN
MIC38HC43BN
MIC38HC44BN
MIC38HC45BN
MIC38HC42-1BN
MIC38HC43-1BN
MIC38HC44-1BN
MIC38HC45-1BN
MIC38HC42BM
MIC38HC43BM
MIC38HC44BM
MIC38HC45BM
MIC38HC42-1BM
MIC38HC43-1BM
MIC38HC44-1BM
MIC38HC45-1BM
Part Number
Minimum Operating 7.6V
Startup 8.4V
MIC38HC43
MIC38HC45
Pb-Free
MIC38HC42YN
MIC38HC43YN
MIC38HC44YN
MIC38HC45YN
Contact Factory
Contact Factory
Contact Factory
Contact Factory
MIC38HC42YM
MIC38HC43YM
MIC38HC44YM
MIC38HC45YM
MIC38HC42-1YM
MIC38HC43-1YM
MIC38HC44-1YM
MIC38HC45-1YM
2
UVLO Thresholds
Minimum Operating 9V
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
Temp. Range
Startup 14.5V
MIC38HC42
MIC38HC44
Junction
14-pin Plastic DIP
14-pin Plastic DIP
14-pin Plastic DIP
14-pin Plastic DIP
8-pin Plastic DIP
8-pin Plastic DIP
8-pin Plastic DIP
8-pin Plastic DIP
14-pin SOIC
14-pin SOIC
14-pin SOIC
14-pin SOIC
8-pin SOIC
8-pin SOIC
8-pin SOIC
8-pin SOIC
Package
Micrel, Inc.
April 2005