1 Features
- QML Class V (QMLV) Qualified, SMD 5962-86704
- Rad-Tolerant: 30-krad(Si) TID (1)(2)
- Optimized for Offline and DC-to-DC Converters
- Low Start-Up Current (< 0.5 mA)
- Trimmed Oscillator Discharge Current
- Automatic Feed Forward Compensation
- Pulse-by-Pulse Current Limiting
- Enhanced Load Response Characteristics
- Undervoltage Lockout (UVLO) With Hysteresis
- Double-Pulse Suppression
- High-Current Totem-Pole Output
- Internally-Trimmed Bandgap Reference
- 500-kHz Operation
- Low RO Error Amplifier
1. The LDR improved die is only available in the UC1843A-SP (orderable as 5962-8670409VPA). Contact factory to request an LDR-improved version of the UC1842A-SP or UC1844A-SP.
2. Radiation tolerance is a typical value based upon initial device qualification with dose rate = 10 mrad(Si)/s. Radiation lot acceptance testing is available - contact factory for details.