VIPER12A-E switcher equivalent, low power offline switched-mode power supply primary switcher.
* Fixed 60 kHz switching frequency
* 9 V to 38 V wide range VDD voltage
* Current mode control
* Auxiliary undervoltage lockout with hysteresis
* High.
cover off line power supplies for battery charger adapters, standby power supplies for TV or monitors, auxiliary supplie.
The VIPER12A combines a dedicated current mode PWM controller with a high voltage power MOSFET on the same silicon chip.
Figure 1. Block diagram
SO-8
DIP-8
Typical applications cover off line power supplies for battery charger adapters, standby po.
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