SGM41281.pdf• Up to 70V Output 1.3MHz Boost Regulator
• 1:30 Output Voltage Programming
• Programmable Precise Over Current Limit Protection
• Compensated Mirror Voltage Drop
• Internal X1/X16 Dual Gain Current Mirror
• 2.5V Full Scale Current to Voltage Buffer
• Full Chain Circuit: Bias-Mirror-Track/Hold
• Controlled Monitoring Outputs for Sharing
• SGM41281 Available in Green TQFN-3×3-16L Package
• SGM41281C Available in Green 12-Bump, 1.2mm
× 1.6mm, 0.4mm Pitch WLCSP Package
• -40℃ to +85℃ Operating Temperature Range
• 2.7V-to-5.5V Input Voltage
• 100V/1Ω NFET with 0.9A Limit
• Up to 90V Output Voltage
• 50ns APD Current Monitoring Response Speed
• 1.3MHz Fixed Switching Frequency
• Internal Compensation and Soft-Start
• High-Side APD Current Monitor with less than ±5%
Tolerance.
• 1:10 and 1:2 Ratio Outputs for APD Current Monitoring
• Thermal-Shutdown Protection
• Programmable APD Over-Current Limit and Protection
• 3×3mm QFN16 Package
