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Overview
| Topology | Flyback Converter |
| Input voltage | 90-264 V |
| Output 1 | 25.2 V / 2 A |
| IC revision | 001 |
Description
The PWM Controller for AC/DC power supplies provides an optimal system for all products that include an electrical outlet.It realizes the high flexibility in power supply design with external switching MOSFET and current detection resistor.This IC can make efficiency high because it has functions such as AC low voltage protection and X capacitor discharge and operates frequency reduction and burst operation at light load.In addition, this IC also has a built-in power save function and it reduces electric power at no load.This IC has following various protection functions.
Features
- AC Low Voltage Protection Function (AC UVLO)
- X Capacitor Discharge Function
- VCC Pin Low Voltage Protection (VCC UVLO)
- PWM Type Current Mode Control
- Frequency Reduction Function
- Burst Operation at Light Load
- Switching Function of Operation Modes
- Power Save Function(Low Consumption Current at no load)
- Soft Start Function
- FB Pin Overload Protection Function (FB OLP)
- CS Pin Overload Protection Function (CS OLP)
- Switching Function of CS OLP Detection Voltage
- CS Pin Over Current Protection Function (CS OCP)
- CS Pin Leading Edge Blanking Function
- LA/ZT Pin Over Voltage Protection Function(ZT OVP)
- OUT Pin Gate Clamp Circuit
Typical applications
- Each Household Applications
- OA Equipment
- AC Adapters, Power Supplies for Motor
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | C | VR(V (AC)) | Safety Class | dV/dt(V/µs) | DF @ 1 kHz(%) | RISO | Pitch(mm) | L(mm) | W(mm) | H(mm) | Packaging | Tol. C | Size | Qmin. | DF(%) | Ceramic Type | Fl(mm) | Operating Temperature | Q(%) | Endurance(h) | IRIPPLE(mA) | ILeak(µA) | Ø D(mm) | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WCAP-FTXX Film Capacitors, Across the mains, 220 nF | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-FTXX Film Capacitors | Capacitance220 nF | Rated Voltage310 V (AC) | Safety ClassX2 | Rate of Voltage Rise180 V/µs | Dissipation Factor0.1 % | Insulation Resistance30 GΩ | Pitch15 mm | Length18 mm | Width6 mm | Height11.5 mm | PackagingCarton | Capacitance±10% | SizePitch 15 mm | – | – | – | – | Operating Temperature -40 °C up to +105 °C | – | – | – | – | – | ||||
| WCAP-FTXX Film Capacitors, Across the mains, 470 nF | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-FTXX Film Capacitors | Capacitance470 nF | Rated Voltage310 V (AC) | Safety ClassX2 | Rate of Voltage Rise220 V/µs | Dissipation Factor0.1 % | Insulation Resistance21.28 GΩ | Pitch15 mm | Length18 mm | Width8 mm | Height14 mm | PackagingCarton | Capacitance±10% | SizePitch 15 mm | – | – | – | – | Operating Temperature -40 °C up to +105 °C | – | – | – | – | – | ||||
 | WCAP-ATLI Aluminum Electrolytic Capacitors, –, 10 µF | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-ATLI Aluminum Electrolytic Capacitors | Capacitance10 µF | Rated Voltage63 V (AC) | – | – | – | – | Pitch2 mm | Length11 mm | – | – | PackagingAmmopack | Capacitance±20% | – | – | Dissipation Factor8 % | – | – | – | – | Endurance 2000 | Ripple Current135 mA | Leakage Current6.3 µA | Diameter5 mm | ||||
| WCAP-ATLI Aluminum Electrolytic Capacitors, –, 470 µF | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-ATLI Aluminum Electrolytic Capacitors | Capacitance470 µF | Rated Voltage35 V (AC) | – | – | – | – | Pitch5 mm | Length20 mm | – | – | PackagingAmmopack | Capacitance±20% | – | – | Dissipation Factor9 % | – | – | – | – | Endurance 5000 | Ripple Current1850 mA | Leakage Current164.5 µA | Diameter10 mm | ||||
| WCAP-ATLI Aluminum Electrolytic Capacitors, –, 680 µF | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-ATLI Aluminum Electrolytic Capacitors | Capacitance680 µF | Rated Voltage35 V (AC) | – | – | – | – | Pitch5 mm | Length20 mm | – | – | PackagingAmmopack | Capacitance±20% | – | – | Dissipation Factor9 % | – | – | – | – | Endurance 5000 | Ripple Current2260 mA | Leakage Current238 µA | Diameter13 mm | ||||
| WCAP-CSGP MLCCs 100 V(DC), –, 100 pF | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 100 V(DC) | Capacitance100 pF | Rated Voltage100 V (AC) | – | – | – | Insulation Resistance10 GΩ | – | Length1.6 mm | Width0.8 mm | Height0.8 mm | Packaging7" Tape & Reel | Capacitance±10% | Size0603 | Q-Factor [1]600 | Dissipation Factor2.5 % | Ceramic TypeX7R Class II | Pad Dimension0.4 mm | Operating Temperature -55 °C up to +125 °C | – | – | – | – | – | |||||
 | WCAP-CSMH Mid and High Voltage, –, 100 pF | Downloads8 files | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSMH Mid and High Voltage | Capacitance100 pF | Rated Voltage2000 V (AC) | – | – | – | Insulation Resistance10 GΩ | – | Length3.2 mm | Width1.6 mm | Height1.25 mm | Packaging7" Tape & Reel | Capacitance±10% | Size1206 | – | Dissipation Factor2.5 % | Ceramic TypeX7R Class II | Pad Dimension0.6 mm | Operating Temperature -55 °C up to +125 °C | Q-Factor600 % | – | – | – | – | |||
| WCAP-CSMH Mid and High Voltage, –, 1 nF | Downloads8 files | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSMH Mid and High Voltage | Capacitance1 nF | Rated Voltage630 V (AC) | – | – | – | Insulation Resistance10 GΩ | – | Length3.2 mm | Width1.6 mm | Height1.25 mm | Packaging7" Tape & Reel | Capacitance±10% | Size1206 | – | Dissipation Factor2.5 % | Ceramic TypeX7R Class II | Pad Dimension0.6 mm | Operating Temperature -55 °C up to +125 °C | Q-Factor600 % | – | – | – | – | |||
| WCAP-CSMH Mid and High Voltage, –, 22 nF | Downloads8 files | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSMH Mid and High Voltage | Capacitance22 nF | Rated Voltage630 V (AC) | – | – | – | Insulation Resistance4.545 GΩ | – | Length3.2 mm | Width1.6 mm | Height1.6 mm | Packaging7" Tape & Reel | Capacitance±10% | Size1206 | – | Dissipation Factor2.5 % | Ceramic TypeX7R Class II | Pad Dimension0.6 mm | Operating Temperature -55 °C up to +125 °C | Q-Factor600 % | – | – | – | – |