IL700D Description
IL700D HIGH VOLTAGE HIGH-FREQUENCY STEP-UP SWITCHING REGULATOR-CONTROLLER The IL700D is a monolithic high voltage switching regulator-controllers with PWM/PFM control that is specifically designed to operate from a rectified 220 VAC line source. This device contain a reference voltage source, oscillation circuit, error amplifier, phase pensation circuit, PWM control circuit, power supply 450 V MOS-transistor, 700 V...
IL700D Key Features
- Operate from a rectified 220 VAC line source
- Oscillation frequency: 600 kHz
- Output voltage external setting (FB) type available. FB terminal voltage (VFB) 1.0 V
- Minimum of external ponents. The only peripheral ponents that can be used with IC are a coil, a diode, capacitors, and a
- Built-in converter of high voltage in low voltage, using 450 V MOS-transistor and Zener diode
- Built-in 700 V DMOS power switch
- Duty ratio: 0% to 27% typ. PFM control 27% to 82% typ. PWM control
- Built-in current limiting circuit: Assigned by internal resistor (RSENSE)
- Soft-start function: Can be set with an external capacitor (CSS)
- Pin number are defined during designing