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VIPER53ESP - STATE OF THE ART PRIMARY SIDE SWITCH FOR AC/DC CONVERTERS

Description

The VIPer53E combines in the same package an enhanced current mode PWM controller with a high voltage MDMesh Power Mosfet.

Efficient standby mode by enhanced pulse skipping.

Integrated startup current source disabled during the normal operation to reduce the input power.

Table 2.

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VIPER53EDIP VIPER53ESP OFF LINE PRIMARY SWITCH Table 1. TYPICAL OUTPUT POWER CAPABILITY TYPE European US / Wide range (195 - 265 Vac) (85 - 265 Vac) VIPer53EDIP 50W 30W VIPer53ESP 65W 40W Note : Above power capabilities are given under adequate thermal conditions Figure 1. Package PRELIMINARY DATA s SWITCHING FREQUENCY UP TO 300 KHZ 10 s CURRENT MODE CONTROL WITH ADJUSTABLE CURRENT LIMITATION s SOFT START AND SHUT DOWN CONTROL DIP-8 1 PowerSO-10™ s AUTOMATIC BURST MODE IN STAND-BY CONDITION (“BLUE ANGEL” COMPLIANT) s UNDERVOLTAGE LOCKOUT WITH HYSTERESIS s INTEGRATED STARTUP CURRENT SOURCE www.DataSheet4U.
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