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 gӭM(jn)뱣к̰޹˾W(wng)վ--"̰Ԫ"M(jn)ԪxII(y)r(sh)g8:00-12:0013:30-18:00 Ϣ
һgҵϢܶʽII(y)xx֧
I(y)֪R

P(gun)ӲO(sh)Ӌ(j)dzA(ch)60(g)}

1ՈfһžV͞V늸еą^(q)e

Ɍ(do)^FwMֱСڵlr(sh)迹ҲСֱ̖׺]Ӱ

ڸlʮ׺Ɲϣr(sh)迹^l늴ňFwϮa(chn)uʹlɔ_̖D(zhun)ĵ

鳣ڸl·ģKԴV͸l̖·VEMIɔ_

늸ɾȦʹоMֱ^С늸^늸жеl·ĞV(c)Ƃ(do)Ըɔ_䑪(yng)lڎʮ׺Ɲ

2Ո늸зbĺx040206030805

ʾǷbߴ煢(sh)0402:40*20mil0603:60*30mil0805:80*50mil

3ՈfĸݵľȣJKMZ

J5%

K10%

M20%

Z+80%~-20%

4Ո衢늸еķbСքecʲô(sh)P(gun)

bСcֵ~P(gun)

ݷbСcֵ~늉P(gun)

늸зbСc늸~P(gun)

5xҪעЩ(sh)

ֵʣڌ(sh)H·ϓQ늉b

6xҪעЩ(sh)

ֵȡ͉b

7늸xҪעЩ(sh)

늸ylʣb

8xҪעЩ(sh)

迹ֵylʣֱ裨Qֱb

9OxҪעЩ(sh)

늉?q)ͨb

10_P(gun)MOSxҪעЩ(sh)

С_늉VgsthԴ늉Vgsmax©Դ늉Vds©ԴId(do)ͨRdsonɢb

11ֱԴݔV(yng)θ(j)(sh)H늉xݵ~늉(sh)

ݵ~늉(yng)ԓԴֱݔ늉(j)~늉(bio)Qֵx1.2~2ֱݔ늉

12݃ɶ˵늉λP(gun)ϵǣͬࡢ늉ǰ90ǰ늉90㣿

ǰ늉90㡣

13Ոe֪ĶOƷƣ

DIODESFAIRCHILDFHL(fng)AFormosaMSIRMCCMOTOROLAONSemiPHILIPSRECTRONROHMTOREXTSCVISHAYWTEXUYANG

14Ոeһ

1·ϵĿ

2x·

3{(dio)ԇA(y)λ

4U(xin)z

5ͬصĆc(din)B

15Ո蹤ԭ

(dng)ϵ늉^һȕr(sh)ֵĶӿйŵӿ늉һķȡ

16ՈPTCԴ·U(xin)zĹԭ

(dng)Դݔ늉ؓ(f)d^(do)ĕr(sh)PTC?yn)ضʹЧѸ󣬏Ķʹݔ늉½pСݔ

(dng)ȥPTC֏(f)أ׃ĺСԴ·֏(f)B(ti)

17ҊNƬݵIJ|(zh)УX7RX5RY5VNPOCOGZ5UՈֵͽ|(zh)p(wn)һN

ֵͽ|(zh)p(wn)NPOCOG|(zh)ݡ

18iją(sh)100R@100MHzՈጅ(sh)ĺx

100MHzlµ迹ֵ100Wķ

19Ոeһá

1늏(f)λr(sh)˿ƽã

2OCODT_ƽ

3ݔ˿ڵĸƽ

4Ӵݔ_(q)(dng)

5ݔ迹ֹo늓p

6߿Ŀ늴Ÿɔ_

7ƥ裬Ʒ䲨ɔ_

20Ոģ늸еʲô

ƹģɔ_

21댧(do)wоƬ 0.25um 0.18um 90nm 7nmˇָʲô

@Щ(sh)ֱʾ댧(do)wоƬļg(sh)(ji)c(din)ҲQˇ(ji)c(din)(sh)HxС빝(ji)ࡱLƳ̾

댧(do)wI(y)ͨʹá빝(ji)ࡱL MOSܖŘOLȣ͡Y(ji)ȅ(sh)оƬļɶȣ@Щ(sh)ԽСоƬļɶԽ

e(g)ijNоƬ 90nmˇа빝(ji) 90nmwܵL 37nm빝(ji)ָоƬ(ni)“(lin)gxһ Ҳgһ

ښvÿһ(g)µļg(sh)(ji)c(din) DRAMоƬ µļg(sh)(ji)c(din)ָ DRAMİ빝(ji)

 ڼg(sh)߀ЃɷNc빝(ji)ࡱxı_(d)ʽǡࡱ͡ߴ硱ھ࣬t빝(ji)͵ھ^njͬһ(g)(sh)(j)IJͬ_(d)

22Gɫl(f)OܵČ(do)ͨǶٷ

2V 

23׃?ni)ݶOܺͷ(wn)OB(ti)(yng)ԓʲôӵ늉ǰ߷ǰ߷

(yng)ӷ늉

24һ(g) LEDָʾ]жxɫtGSȡ{(ln)ɫ(hu)xһNʲô

ʹ(x)TԴָʾütɫָ̖ʾþGɫ@ɷNɫLEDg(sh)죬r(ji)

25Ո TVS˲B(ti)늉ƶOܵĹԭ

(dng) TVSϵ늉^һȕr(sh)Ѹٌ(do)ͨĶӿйŵӿ늉һķȡ

26F(xin)еăɾ߉݋ʲôʲô^(q)e

FPGAF(xin)ɾTУ CPLD(f)sɾ߉݋ǬF(xin)еăɾ߉݋FPGAǻڲұY(ji)(gu)ģ CPLDǻڳ˷e(xing)Y(ji)(gu)

27Ոe֪ĶO

_P(gun)OܣС̖OܣФػOOܡ(wn)OܣR{Oܣ˲B(ti)늉ƶOܣ TVS׃?ni)ݶOl(f)Oܣ LED

28ՈҪfɣ KCLͻ늉ɣ KVL

ɣ KCLָ·κΕr(sh)M(jn)һ·(ji)c(din)ԓ(ji)c(din)늉ɣ KVLָ·κΕr(sh)һ]·֧·늉֮Ͷ㡣

29ģM·ݔһúηN·l(f)O·O··늘O·

Ɯh߾ȣһòݔ·

30ʲôǷʲô

njŴݔ̖ ( 늉 ) һֻȫ յŴݔcݔ̖M(jn)б^ ( ӻp )  ñ^õЧݔ̖ȥݔ ؓ(f)Á(wn)ݔ̖棬 ҲԔU(ku)չͨl ؄emԄ(dng)ϵy(tng)γʎ mʎ·Ͳΰl(f)·

31Oܵ (sh)ӳʲô늉늉늉늉

ֵӳǻO늘OͰl(f)OĿ Ԍ

32ʲô OD_©T OC_Tݔ횼

?yn)?MOSܺOP(gun)]r(sh)©ODͼ늘O CǸB(ti)ݔo_ƽ(sh)H(yng)ñͨ^_ƽ

33·a(chn)Լʎķֵlλlʲô

ֵlǣ|AF| 1

λlǣ A+ F=2n n=0,1,2,...

34ՈeN͵ESDģ

wģͣ HBMC(j)ģͣMMģͣCDM

35Ոһ DC-DC LDOą^(q)e

DC-DC ͨ^_P(gun)ز늸еĴD(zhun)QݞV(sh)F(xin)ƽ늉ݔ

P(gun)Դݔؓ(f)d(qing)D(zhun)QЧʸ?yn)_P(gun)(dng)(hu)иlݗ

LDOͨ^{(dio)OܻMOSܵݔݔ늉팍(sh)F(xin)̶늉ݔԪ{(dio)ܺ늉Ԫ늉D(zhun)Q^Bm(x)ƽ·ϛ]_P(gun)(dng)

LDO·c(din)ݔ늉yСؓ(f)d^D(zhun)QЧ^

36Ո늺ɱ·һ㑪(yng)ʲô늺ɱÿԄδđ(yng)Æᣬ ʲô

늺ɱͨ^_P(gun)ݳ늌(sh)F(xin)?yn)·]늸Ԫ(ch)(q)(dng)^ֻС

37Ҏ(gu) EMCyԇ(xing)ĿЩ

1 (do)l(f)ɔ_yԇ

2 ݗl(f)ɔ_yԇ

3 (do)ɔ__Ȝyԇ

4 ݗɔ__Ȝyԇ

5 ESD _Ȝyԇ

6 늿˲׃}_Ⱥ_Ȝyԇ

7 ӿ_Ȝyԇ

8 lň_Ȝyԇ

9 CcWqyԇ

10 늉䡢̕r(sh)Д늉׃_Ȝyԇ

38Ոe֪ĸӮa(chn)Ʒ늚ⰲȫJ(rn)C(bio)(zhn)

FCCWޣCE‡TUV-GSЇCCC_BSMIձVCCIޣC-Tick

39ՈRoHSָ늚O(sh)ʹNк|(zh)

ʹUkr(ji)t“(lin) PBBͶѣPBDENк|(zh)

40Ո WatchDogTĹԭ

TЃɂ(g)Ҫ̖r(sh)ݔ͏(f)λݔ·r(sh)CPUͳr(sh)̖oTι

ϵy(tng)F(xin)ϣ CPUoͳBm(x)ĕr(sh)̖Tݔ(f)λ̖o CPU(f)λϵy(tng)

41wܻŴ·йNӷՈ@NŴ·c(din)

䣺Ŵ·зŴ늉ݔСݔ^l^խmһŴ

Ŵ·ֻŴݔݔ늉Sc(din)༉Ŵ·ݔ뼉ݔ

·ֻ늉ŴݔСݔ늉Ŵ󱶔(sh)c·ஔ(dng)lԺmڌlŴ·

42༉Ŵ·ļgϷʽĎ׷NķNϷʽ·c(din)ƫ(yn)ķNϷʽԌ(sh)F(xin)迹׃Q

NϷʽֱ׃ֱϵ·c(din)Ư(yn)׃ϵ·Ԍ(sh)F(xin)迹׃Q

43~ጣȥ·V

ϣɂ(g)_·֮gһ(g)·ăɂ(g)໥_IJ֮gĽʹһ(g)·͵һ(g)··һ(g)ւ͵һ

ȥֹһ·Qһ·ֹl(f)A(y)yķӰһŴ·

·иl̖͵l̖̖еĸlɷͨ^Ԫͨݣ^VֻSl̖ݔ뵽һҪl̖M(jn)

VVnj̖ضlʞVIJƺͷֹɔ_һ(xing)Ҫʩ

44ʲôǸcðU(xin)

߉݋·Tݔ̖(jng)^ͬӕr(sh)_(d)Tĕr(sh)gһ@Nrиڸ(do)ݔa(chn)ẹ̈˲ge(cu)`@һF(xin)ðU(xin)

45oԴVԴVʲô^(q)e

oԴVɟoԴRLCMɣO(sh)Ӌ(j)ijl˜O迹(yng)lCM(jn)зОģʽṩ(dng)ʽC·ͨ

oԴVɷ֞ɴ{(dio)CV͸ͨVoԴVY(ji)(gu)ɱ\(yn)пɿԸǑ(yng)ÏVı(dng)ʽCԴVԴ缯\(yn)ţRCM늸LweСp

ԴV(sh)HһNضl푑(yng)ķŴ\(yn)ŵ_h(hun)늉ݔ迹ܸݔС(gu)ԴV·һ늉Ŵ;_\(yn)ŎޣԴVĹl

46Ոih(hun)ĎײֽM

bh(hun)·V͉ʎֽMеih(hun)߀һ(g)1/Nl

47ՈRS-232C(bio)(zhn)߉݋0߉݋1늉ǶCANRS485հl(f)ƽǎ׷

RS-232C늚(bio)(zhn)ؓ(f)߉݋߉݋0늉+5V~+15V߉݋1늉-5V~-15V

CANհl(f)ƽ5VRS485հl(f)ƽ3.3V

48~ጣUARTUSRTUSART

UARTUniversalAsychronous Receiver/Transmitterͨî/l(f)܉ɮͨš

USRTUniversalSychronous Receiver/Transmitterͨͬ/l(f)܉ͬͨš

USARTUniversalSychronous Asychronous Receiver/Transmitterͨͬ/l(f)ɮͬͨ

49ՈڮͨŵַʽĎײֽM

ʼλ(sh)(j)λżУ(yn)λֹͣλIJֽM

50ՈUSBHOSTUSB SlaveUSB OTGą^(q)e

USB HOSTC(j)(sh)F(xin)ƹҲԴȡ(sh)(j)XPCUSB HOSTC(j)ֻԺUSBSlaveO(sh)B

USB SlaveǏO(sh)ڱO(sh)䣬ݔݔ(sh)(j)UPƄ(dng)ӲPMP3MP4(bio)IPΑֱW(wng)ӡC(j)xUSBO(sh)䡣

USB OTGȫQUSBOn-The-Goֱӿƺ͂ݔO(sh)ȿUSB HOSTҲUSB Slaveͨ^ID̖ГQ

51Ոe֪߉݋ƽ

٣RS232RS422RS485TTLCMOSLVTTLLVCMOSECLPECLLVPECL

٣LVDSGTLPGTLCMLHSTLSSTL

52Ոe֪IJƽƽӿڡ

RS422RS485RJ45CANUSBLVDS

53늴Ÿɔ_Ҫʲô

늴Ÿɔ_Դɔ_·͸ɔ_O(sh)

54ՈһʲôǴ?dng)_

?dng)_?dng)_ָһ(g)̖̖ɔ_ԭ늴ňϡ̖֮gĻкͻݕ(hu)ϵ•l(f)l(f)늉

⏣?yn)̖迹ƥ䌧(do)̖l(f)ͯBӣĶʹ̖F(xin)ʎ

55ҪƆζ迹50Wķ75Wķ̖ЩҪƲ迹90Wķ100Wķ120Wķ̖Щ

һĸl̖50Wķ~60Wķ75WķҪҕl̖USB̖迹90Wķ̫W(wng)̖迹100WķRS422RS485CAN̖IJ迹120Wķ

56־߾Ѓɂ(g)ԭtL͵Ⱦڌ(sh)Hпܟo߶ȫMôՈǵL(yu)߀ǵȾ(yu)

(yng)ԓL(yu)̖̖غ½صĽc(din)̖׃c(din)ģ߾LԒ(hu)ʹ@(g)c(din)ƫ̖ĕr(sh)Ӱ^߀o̖˹ģijɷ̖|(zh)EMI

СIJȾ̖Ӱ푲Ǻܴg಻һmȻ(hu)(do)²迹l(f)׃?yn)֌֮gϱͲ@迹׃ҲǺСģͨ10%ԃ(ni)ֻஔ(dng)һ(g)^ɵķ@̖ݔ(hu)@Ӱ

57ʲôl̖ąƽҪBm(x)l̖ܿu

ƽol̖ṩ̖··þoN̖Сh(hun)·e@ڽݗ̖

ƽ治Bm(x)t̖(hu)ԼС·@(g)·̖ܺ·B(do)»ɔ_Ҹl̖u(hu)ʹ̖迹a(chn)׃(do)̖ķͯBӣa(chn)⏬F(xin)

58Ոʲôǰ̻Ƭ

̻ƬPCBеĽ|(zh)ϺճϲϣɲwSͭh(hun)֬M늳(sh)4.0~4.5ڳ°̻Ƭǹ̑B(ti)ߜؼӟr(sh)̻Ƭzƒɂ(c)~ճ̻ƬɞgĽ|(zh)

59Ոʲôͨä׺ף׏C(j)е׏СՈ΢Ϳ׿ֱӴԪPφʲô

ͨ؞(g)PCB^ףäǏPCBBӵ(ni)ӵ^PCB(ni)ӵ^

(sh)PCBSҵļӹ@ӵģڵ8mil^׿C(j)еСڵ6mil^ҪСڵ6mil΢Ϳ@׿gr(sh)Sһ^״PCBPϡ

60Ո^ăɂ(g)(sh)@ɂ(g)(sh)·ʲôӰ푣

^Ѓɼ(sh)ݺͼ늸

ݕ(hu)L̖r(sh)g·ٶ늸Е(hu)·ݵؕI(xin)p(g)Դϵy(tng)ĞVЧ

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