5A,30V,500KHz Step-Down Converter, EUP3489 Replace LM3489.
EUP3489
EUP3489.pdf
EUP3489.pdfFEATURES
• 4.75V to 30V Wide Input Operating Range
• Output Adjustable from 1.222V to 26V
• Up to 5A Output Current
• 3µA Low Shutdown Current
• 0.1Ω Internal DMOS Output Switch
• Up to 90% Efficiency
• Fixed 500kHz Switching Frequency
• Internal Compensation
• Internal Soft Start
• Cycle-by-Cycle Current Limit Protection
• Thermal Shutdown Protection
• Input Supply Undervoltage Lockout
• Available SOP-8 (EP) Package
• RoHS Compliant and 100% Lead(Pb)-Free
Halogen-Free
PIN CONFIGUTION
CROSS
FEATURES
• Qualified for Automotive Parts
• AEC-Q100 Qualified With the Following Results:
– Device Temperature Grade 1: –40°C to 125°C
Ambient Operating Temperature Range
– Device HBM ESD Classification Level 2
– Device CDM ESD Classification Level C5
• Easy-to-Use Control Methodology
• No Control Loop Compensation Required
• Wide 4.5-V to 35-V Input Range
• 1.239 V to VIN Adjustable Output Range
• High Efficiency: 93%
• ±1.3% (±2% Over Temperature) Internal
Reference
• 100% Duty Cycle Operation
• Maximum Operation Frequency > 1 MHz
• Current Limit Protection
• Dedicated Enable Pin (on if Unconnected)
• Shutdown Mode Draws Only 7-µA Supply Current
• 8-Pin VSSOP Package
PIN CONFIGUTION
