LM317 stabilizatorius

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Justin
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2012-02-27 21:37

taigi nusprendziau pasigaminti lm317 stabilizatoriu ventiliatoriaus maitinimui (20V - 12V) as ji kuo puokiausiai pasidariau :thumb: , bet tuo paciu iskilo ir problema: stabilizatoriu gaminau pagal sia schema (tik R1 yra 12 K):

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taigi R2 (100K) kaista net idle rezime :wallbash: Butu neblogai jeigu patartumet :thumb:
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Robchiz
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2012-02-27 22:03

100K kaista prie 20V :eeek: bet kazkaip priskaiciavau tik 0.004W :eyebrow: . Greiciausiai vietoi 100k 100 omu.

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Justin
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2012-02-28 15:20

ne, tikrai 100k, jeii butu 100, tai isejime pagamintu tik 1,26 V, be to , pamirsau pamineti, kad tos varzos sudetos 2 ar 3W (nepamenu)
p.s. as suskaiciavau ta pati, po to kai sutveriau
AMD Phenom II 955 BE @3.8 GHz / Club 3D Radeon R9 290 / Gigabyte GA-990XA-UD3 / Seagate 500GB 5400RPM + Samsung 320HJ / 2X2GB Kingston DDR3-1333 667 MHz / bequiet! POWER ZONE 850W / Scythe Yasya / Win 8 PRO 64-bit

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Justin
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2012-02-28 18:17

Visdelto ten 100 omu, :) kai ja litavau aklai pasitikejau etikete :D
AMD Phenom II 955 BE @3.8 GHz / Club 3D Radeon R9 290 / Gigabyte GA-990XA-UD3 / Seagate 500GB 5400RPM + Samsung 320HJ / 2X2GB Kingston DDR3-1333 667 MHz / bequiet! POWER ZONE 850W / Scythe Yasya / Win 8 PRO 64-bit

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