Low Power OFF-Line SMPS Primary Switcher
DescriptionThe VIPer22A-E combines a dedicated current mode PWM controller with a high voltage Power Typical applications cover off line power supplies for battery charger adapters, standby power supplies for TV or monitors, auxiliary supplies for motor control, etc. The internal control circuit offers the following benefits:Large input voltage range on the VDD pin accommodates changes in auxiliary supply voltage. This feature is well adapted to battery charger adapter configurations.Automatic burst mode in low load condition.Overvoltage protection in HICCUP mode.Mains type SO-8 DIP-8 European (195 - 265 Vac) 12W 20W US / Wide range (85 - 265 Vac) 7W 12W DIP-8SO-8www.st.comBlock diagramON/OFF0.23 VDRAINVDDPWMLATCH60kHzOSCILLATORBLANKING +_8/14.5V _+ FF S R1 R4 Q R3 FBREGULATORINTERNALSUPPLYOVERVOLTAGELATCHOVERTEMP.DETECTOR1 k42V _+ R2 FF SRQ 230 ContentsVIPer22ADIP/ VIPer22AS - E2/20 Rev1Contents1Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Features Fixed 60kHZ Switching Frequency9V to 38V Wide Range VDD VoltageCurrent Mode ControlAuxiliary Undervoltage Lockout with HysteresisHigh Voltage Start-up Current SourceOvertemperature, Overcurrent and Overvoltage Protection with Auto-RestartDescriptionThe VIPer22A-E combines a dedicated current mode PWM controller with a high voltage Power Typical applications cover off line power supplies for battery charger adapters, standby power supplies for TV or monitors, auxiliary supplies for motor control, etc. The internal control circuit offers the following benefits:Large input voltage range on the VDD pin accommodates changes in auxiliary supply voltage. This feature is well adapted to battery charger adapter configurations.Automatic burst mode in low load condition.Overvoltage protection in HICCUP mode.Mains type SO-8 DIP-8 European (195 - 265 Vac) 12W 20W US / Wide range (85 - 265 Vac) 7W 12W DIP-8SO-8www.st.comBlock diagramON/OFF0.23 VDRAINVDDPWMLATCH60kHzOSCILLATORBLANKING +_8/14 specification is not implied. Exposure to Abso
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D3C5, SO-8, E20/20, R4C9R7R5R8C8R3ISO1, Rev15, E12/20, U2TSM101, EVIPer22AS, Rev115/206, D2D5R2C7R1C2D1, Rev1As, E2/20, VIPer22AS, JESD97, Rev13/201, E10/20, U1VIPerX2A, E8/20, Rev11/2020VIPer22ADIP, 470VIPer22ADIP, Rev19/20By, E18/20, VIPer22ADIP, IDD1, Rev13, DIP-8, TSM101, E6/20, Rev1, 19VIPer22ADIP, Rev17/204, E16/20, VIPer22A-E, IDD0, Rev12, D4C3, T2F1, E4/20, R6R9, 100V10, Rev17, E14/20, VIPer22A, FB4mH100V100V18V, Rev119/208
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