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 power supplies for TV or monitors, auxiliary supplies for motor control, etc. The internal control circuit offer.
■ Fixed 60 kHz switching frequency
■ 9 V to 38 V wide range VDD voltage
■ Current mode control
■ Auxiliary undervoltage lockout with hysteresis
■ High voltage start-up current source
■ Overtemperature, overcurrent and overvoltage
protection with auto-restart
■ Typical power capability
– European (195 - 265 Vac) 8 W for SO-8, 13 W for DIP-8
– European (85 - 265 Vac) 5 W for SO-8, 8 W for DIP-8
Description
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 li.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | VIPER12A |
STMicroelectronics |
Low power offline switched-mode power supply primary switcher | |
2 | VIPER12A-E |
STMicroelectronics |
Low power offline switched-mode power supply primary switcher | |
3 | VIPER12ADIP |
STMicroelectronics |
LOW POWER OFF LINE SMPS PRIMARY SWITCHER | |
4 | VIPER12ADIP-E |
ST Microelectronics |
Low Power OFF-Line SMPS Primary Switcher | |
5 | VIPER12AS-E |
ST Microelectronics |
Low Power OFF-Line SMPS Primary Switcher | |
6 | VIPER122 |
STMicroelectronics |
High voltage converter | |
7 | VIPER100 |
STMicroelectronics |
SMPS PRIMARY I.C. | |
8 | VIPER100-E |
ST Microelectronics |
Fixed frequency off-line converter | |
9 | VIPer100A |
STMicroelectronics |
SMPS PRIMARY I.C. | |
10 | VIPer100A-E |
STMicroelectronics |
Fixed frequency off-line converter | |
11 | VIPer100ASP |
STMicroelectronics |
SMPS PRIMARY I.C. | |
12 | VIPer100ASP-E |
STMicroelectronics |
Fixed frequency off-line converter |