44608P40
features a very high efficiency standby management consisting of an effective Pulsed Mode operation. This technique enables the reduction of the standby power consumption to approximately 1.0 W while delivering 300 m W in a 150 W SMPS.
General Features
- Integrated Startup Current Source
- Lossless Off--Line Startup
- Direct Off--Line Operation
- Fast Startup
- Flexibility
- Duty Cycle Control
- Undervoltage Lockout with Hysteresis
- On Chip Oscillator Switching Frequency 40 or 75
- Secondary Control with Few External ponents
- These are Pb--Free Devices-
Protections
- Maximum Duty Cycle Limitation
- Cycle by Cycle Current Limitation
- Demagnetization (Zero Current Detection) Protection
- “Over VCC Protection” Against Open Loop
- Programmable Low Inertia Over Voltage Protection
Against Open Loop
- Internal Thermal Protection
SMPS Controller
- Pulsed Mode Techniques for a Very High Efficiency
Low Power Mode
- Lossless Startup
- Low d V/d T for Low EMI Radiations
- For additional...
