MIC38C45
Features
- Fast 40 ns Output Rise and 30 ns Output Fall Times
- - 40°C to +85°C Ambient Temperature Range Meets UC284x Specifications
- High-Performance, Low-Power Bi CMOS Process
- Ultra-Low Start-Up Current (50 μA Typical)
- Low Quiescent Operating Current (4 m A Typical)
- CMOS Outputs with Rail-to-Rail Swing
- Up to 500 k Hz Current-Mode Operation
- Trimmed 5V Bandgap Reference
- Pin-for-Pin patible with
UC3842/3843/3844/3845(A)
- Trimmed Oscillator Discharge Current
- UVLO with Hysteresis
- Low Cross-Conduction Currents
Applications
- Current-Mode, Offline, Switched-Mode Power Supplies
- Current-Mode, DC-to-DC Converters
- Step-Down Buck Regulators
- Step-Up Boost Regulators
- Flyback, Isolated Regulators
- Forward Converters
- Synchronous FET Converters
Package Types
MIC38C42/43/44/45 8-Lead SOIC (M)
8-Lead MSOP (MM) 8-Lead DIP (N)
P 1 FB 2
ISNS 3 RT/CT 4
8 VREF 7 VDD 6 OUT 5 GND
General Description
The MIC38C4x are fixed-frequency, high performance, current-mode PWM...
