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Thread: VCSEL-780 ( )
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4th July 2008 09:35 #1Registered User
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VCSEL-780 ( )
,
VCSEL-780 : http://www.thorlabs.com/Thorcat/11900/11921-S01.pdf
500Khz, 50% , 7.6, 2.5.
780nm, 1.6mw. web . IR .
!
, ?
, .
.Last edited by Grifi; 5th July 2008 at 17:34. Reason:
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7th July 2008 12:30 #2Registered User
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,
- / ? : 2 , .
. 2 ( ) 500Khz (0/1), ?
, Rise/Fall 300ns, Rise, . / .
, .
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7th July 2008 19:00 #3
, . 9600/, . uA723, RS232- 75188 75189.
- . 500 , ., - , - .
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7th July 2008 21:12 #4Registered User
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, 2.5Gbit/s.
?
Khz/Mhz ?
, , . , . , . TV- " " . , 6 , , - .
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8th July 2008 15:00 #5
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8th July 2008 16:08 #6Registered User
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CA3130 ( 15Mhz), , ?
?
, , . .
- 5V;
- 100uF+100nF, ;
- DD1 (74HCT04);
- 5 (DD2-DD6);
:
~2V .Code:--------------------------------------x----- +5V | --- | | R560 ohm --- | --- | | R82 ohm |\ R 1K --- | \ ____ | | \ ______| |____________x | / ---- | | / ___ |/ \/ ~~~~ --- | | ---- ////
R560+R82 4.67ma (5v - 2v) / (560+82) = 0.00467A
2.8ma (4.8v-2v) / 1000 = 0.0028A
1.8ma (1.8v / ) / 1000 = 0.0018
= 4.67+2.8 = 7.47ma
, = 4.67-1.8 = 2.87ma
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8th July 2008 17:41 #7
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1. , 15% .
2. , NPN Ic > 100mA ( ). , - .
. 0 . .1 , , .
7404, . >2%, ., - , - .
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8th July 2008 18:12 #8Registered User
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!
: 0 85% ?
, . , +/-1ma, 100% , , 7805 ( ).
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9th July 2008 15:04 #9Registered User
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, .
100% . 200 ( ). , ! 440 .
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2 . , BF964 TCA440 .
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, . , .
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9th July 2008 18:13 #10
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9th July 2008 18:21 #11Registered User
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, . +5V , .
: . IgIv NPN I>100ma, 1.5A (ZXM61N02).
, , .Last edited by Grifi; 9th July 2008 at 20:03.
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13th July 2008 09:41 #12Registered User
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:
1. - ( IgIv);
2. NPN ( IgIv);
3. - .
. .
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, !
IgIv!
1: IR .
2: + .Last edited by Grifi; 13th July 2008 at 11:46.
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15th July 2008 16:44 #13




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