Product Information

VIPER12AS-E

VIPER12AS-E electronic component of STMicroelectronics

Datasheet
Driver; SMPS controller; 4.5mA; 0÷730V; 8W; Channels:1; 60kHz; SO8

Manufacturer: STMicroelectronics
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges



Price (USD)

1: USD 1.599 ea
Line Total: USD 1.599

1134 - Global Stock
Ships to you between
Thu. 04 Apr to Wed. 10 Apr
MOQ: 1  Multiples: 1
Pack Size: 1
Availability Price Quantity
1 - Global Stock


Ships to you between
Thu. 11 Apr to Tue. 16 Apr

MOQ : 1
Multiples : 1

Stock Image

VIPER12AS-E
STMicroelectronics

1 : USD 4.3686
10 : USD 3.8272
30 : USD 3.5051
100 : USD 3.0348
500 : USD 2.8844
1000 : USD 2.8179

1134 - Global Stock


Ships to you between Thu. 04 Apr to Wed. 10 Apr

MOQ : 1
Multiples : 1

Stock Image

VIPER12AS-E
STMicroelectronics

1 : USD 1.599
5 : USD 1.482
17 : USD 0.975
47 : USD 0.91

     
Manufacturer
Product Category
Output Voltage
Output Current
Case
Mounting
Kind Of Integrated Circuit
Type Of Integrated Circuit
Number Of Channels
Power
Frequency
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VIPER12A-E Low power offline switched-mode power supply primary switcher Features Fixed 60 kHz switching frequency 9 V to 38 V wide range V voltage DD Current mode control Auxiliary undervoltage lockout with hysteresis SO-8 DIP-8 High voltage start-up current source Overtemperature, overcurrent and overvoltage Typical applications cover off line power supplies protection with auto-restart for battery charger adapters, standby power Typical power capability supplies for TV or monitors, auxiliary supplies for motor control, etc. European (195 - 265 Vac) 8 W for SO-8, 13 W for DIP-8 The internal control circuit offers the following European (85 - 265 Vac) 5 W for SO-8, benefits: Large input voltage range on the V pin DD 8 W for DIP-8 accommodates changes in auxiliary supply voltage (This feature is well adapted to battery charger adapter configurations), automatic burst Description mode in low load condition and overvoltage The VIPER12A combines a dedicated current protection in HICCUP mode. mode PWM controller with a high voltage power MOSFET on the same silicon chip. Figure 1. Block diagram DRAIN ON/OFF 60kHz OSCILLATOR REGULATOR PWM INTERNAL S LATCH SUPPLY OVERTEMP. FF R1 Q DETECTOR R2 R3 R4 VDD + BLANKING 8/14.5V 0.23 V + OVERVOLTAGE LATCH R 230 + FF S Q 42V 1 k FB SOURCE December 2010 Doc ID 11977 Rev 2 1/21 www.st.com 21Contents VIPER12A-E Contents 1 Electrical data 3 1.1 Maximum rating . 3 1.2 Thermal data . 3 2 Electrical characteristics . 4 3 Pin connections and function . 6 4 Rectangular U-I output characteristics 7 5 Wide range of VDD voltage . 8 6 Feedback pin principle of operation 9 7 Startup sequence 11 8 Overvoltage threshold 12 9 Operation pictures . 13 10 Package mechanical data 16 11 Order codes . 19 12 Revision history . 20 2/21 Doc ID 11977 Rev 2

Tariff Desc

8542.31.00 51 No ..Application Specific (Digital) Integrated Circuits (ASIC)

Electronic integrated circuits: Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits
Monolithic integrated circuits:
C-Max
C-Max (VA)
SG3
ST
ST MICROELECTRONICS
ST2
ST7
STM
STMICRELECTRONICS
STN

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