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SGS Thomson Microelectronics
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| Part No. |
AN1347
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| OCR Text |
... at the vdd pin 4. unlike other viper's, the viper12 operates by monitoring the current into the feedback pin 3 (fb). when the current into the feedback, ifb, is zero, the viper12 is operating at its full power level. when an ifb current ... |
| Description |
VIPOWER: viper12 DEMOBOARD, STAND-BY APPLICATION
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| File Size |
68.23K /
8 Page |
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意法半导
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| Part No. |
viper16LDTR
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| OCR Text |
viper? plus family features 800 v avalanche rugged power section pwm operation with frequency jittering for low emi operating frequency: ? 60 khz for l type ? 115 khz for h type no need of auxiliary wi nding for low power application... |
| Description |
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| File Size |
761.14K /
24 Page |
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it Online |
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SGS Thomson Microelectronics
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| Part No. |
AN1246
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| OCR Text |
...accomplished by configuring the viper for primary regulation. the output regulation will degrade to +/- 5% but the cost of the optocoupler, the tl431 and 5 other passive components can eliminated. if more output ripple voltage can be tolera... |
| Description |
VIPOWER: AUXILIARY BIAS POWER SUPPLY USING viper20A
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| File Size |
70.98K /
6 Page |
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it Online |
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SGS Thomson Microelectronics
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| Part No. |
AN1221
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| OCR Text |
... mail at the following address: viper.support@st.com. For further information on VB409, please refer to its relative data sheet.
6/12
AN1221 - APPLICATION NOTE
Triac With the power supply configuration used in our application, it ... |
| Description |
A SIMPLE METHOD TO DRIVE A TRIAC WITH ST52X420 DIRECTLY FROM THE MAIN
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| File Size |
58.02K /
12 Page |
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it Online |
Download Datasheet |
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SGS Thomson Microelectronics
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| Part No. |
AN1094
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| OCR Text |
... limitation has been set on the viper device. this limitation can be implemented on the "comp" pin with a zener or a vbe multiplier, or whatever else able to clamp the voltage on this pin at about 3 v. in this specific case of any clamping ... |
| Description |
OFF-LINE SMPS USING viper100
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| File Size |
188.42K /
7 Page |
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it Online |
Download Datasheet |
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