OEM/ODM China Sfp28-25g-Aoc5m - 25G SFP28 Chingwe chogwira ntchito JHA-SFP28-25G-AOC - JHA
OEM/ODM China Sfp28-25g-Aoc5m - 25G SFP28 Chingwe chogwira ntchito JHA-SFP28-25G-AOC - JHA Tsatanetsatane:
Mawonekedwe
◊ Mawonekedwe amagetsi amagwirizana ndi SFF-8431
◊ 850nm VCSEL laser ndi PIN chithunzi-detector
◊ Utali wochuluka wa ulalo wa 70m pa OM3 MMF ndi 100m pa OM4 MMF
◊ Ntchito za Digital diagnostics zimapezeka kudzera pa mawonekedwe a I2C
◊ Kutentha kwankhani yogwirira ntchito Zamalonda: 0 ° C mpaka +70 °C
◊ +3.3V magetsi amodzi
◊ Kugwiritsa ntchito mphamvu zosakwana 1W
◊ RoHS imagwirizana
◊ Chitetezo chachinsinsi cha A0h ndi A2h
Mapulogalamu
◊ 25GBASE-SR Ethernet
◊ Maseva, zosinthira, zosungirako ndi ma adapter makhadi olandila
Kufotokozera
Mtheradi Maximum Mavoti
Table1- Mtheradi Wopambana Mavoti
| Parameter | Chizindikiro | Min. | Chitsanzo | Max. | Chigawo | Zolemba |
| Supply Voltage | Vcc3 | -0.5 | - | + 3.6 | V | |
| Kutentha Kosungirako | Ts | -10 | - | + 70 | °C | |
| Chinyezi chogwira ntchito | RH | +5 | - | + 85 | % | 1 |
Zindikirani: 1 Palibe condensation
Malamulo Oyendetsera Ntchito
| Parameter | Chizindikiro | Min. | Chitsanzo | Max. | Chigawo | Zolemba |
| Kutentha kwa Ntchito | TC | 0 | - | + 70 | °C | |
| Mphamvu yamagetsi yamagetsi | Vcc | 3.14 | 3.3 | 3.47 | V | |
| Power Supply Current | Icc | - | - | 300 | mA | |
| Kutaya Mphamvu | Pd | - | - | 1.0 | MU | |
| Pang'ono Rate | BR | 8.5 | 25.78125 | - | Gbps | |
| Fiber Bend Radius | Rb | 3 | - | - | cm |
Table2- Analimbikitsa Opaleshoni Zinthu
Makhalidwe Amagetsi
Table3- Makhalidwe Amagetsi
| Parameter | Chizindikiro | Min. | Mtundu. | Max. | Mayunitsi | Zolemba | ||||
| Wotumiza | ||||||||||
| Differential Data Input Swing | Ndikubwera, PP | 200 | - | 1600 | mVPP | |||||
| Lowetsani Differential Impedance | CHENJEZO | 90 | 100 | 110 | O! | |||||
| Tx_Fault | Normal Operation | VOL | 0 | - | 0.8 | V | ||||
| Kulakwitsa kwa Transmitter | VOH | 2.0 | - | Chithunzi cha VCC | V | |||||
| Tx_Disable | Normal Operation | CHIFUNIRO | 0 | - | 0.8 | V | ||||
| Laser Disable | HIV | 2.0 | - | VCC + 0.3 | V | |||||
| Wolandira | ||||||||||
| Kutuluka kwa Tsiku Losiyana | Vout | 400 | - | 800 | mv | |||||
| Kutulutsa Kusiyanasiyana kwa Impedans | ZD | 90 | 100 | 110 | O! | |||||
| Rx_LOS | Normal Operation | VOL | 0 | - | 0.8 | V | ||||
| Kutaya Signal | VoH | 2.0 | - | Chithunzi cha VCC | V | |||||
Mawonekedwe a Optical
Table4-Mawonekedwe a Optical
| Parameter | Chizindikiro | Chigawo | Min | Mtundu | Max | Zolemba |
| Makhalidwe a Optical transmitter | ||||||
| Pang'ono Rate | BR | Gbps | 8.5 | 25.78125 | - | |
| Pakati Wavelength Range | lc ndi | nm | 820 | 850 | 880 | |
| Avereji Launch mphamvuTx_off | Poof | dBm | - | - | -45 | |
| Tsegulani Optical Power | p0 | dBm | -6.0 | 2.4 | 1 | |
| Chiwerengero cha Kutha | NDI | dB | 2 | - | - | |
| Spectral Width(RMS) | Mtengo wa RMS | nm | - | - | 0.65 | |
| Mawonekedwe a Optical Receiver | ||||||
| Pang'ono Rate | BR | Gbps | 8.5 | 25.78125 | ||
| Pang'ono Error Rate | BER | - | - | E-12 | ||
| Kuwonongeka kolowera | DT | dBm | 3.4 | - | - | |
| Kuyika Kwambiri KwambiriMphamvu | PIN | dBm | 2.4 | - | - | 2 |
| Pakati Wavelength Range | lc ndi | nm | 820 | - | 880 | |
| Receiver Sensitivity muAvereji Mphamvu | Zake | dBm | - | - | -5.2 | 3 |
| The Asserts | Kutaya | dBm | -30 | - | - | |
| The De-Assert | LosD | dBm | - | - | -13 | |
| Hysteresis | LosH | dB | 0.5 |
Zindikirani:
- Zogwirizana ndi 50/125 MMF.
- Kuyesedwa ndi PRBS 231-1 mayeso chitsanzo @25.78125Gbps.BER=E-12 3. BER=1×10-12; Mtengo wa PRBS231-1@25.78125Gbps.
Analimbikitsa Host Board Power Supply Circuit
Chithunzi 1, Analimbikitsa Host Board Power Supply Circuit
Interface Circuit yovomerezeka
Chithunzi 2, Chidutswa cha Interface Chovomerezeka
Kupanga pini
Chithunzi 3, Pin View
Table5-Pin Ntchito
Matanthauzo
| Pin | Chizindikiro | Dzina/Mafotokozedwe | Zolemba |
| 1 | MADZI | Module Transmitter Ground | 1 |
| 2 | TX_FAULT | Module Transmitter Fault | 2 |
| 3 | TX_DISABLE | Kuletsa Transmitter; Izimitsa kutulutsa kwa laser transmitter | 3 |
| 4 | SDA | 2-Wire Serial Interface Data Line (MOD-DEF2) | |
| 5 | Mtengo wa magawo SCL | 2-Wire Serial Interface Clock (MOD-DEF1) | |
| 6 | MOD_ABS | Module Kulibe, yolumikizidwa ndi VEET kapena VEER mu gawoli | 2 |
| 7 | RS0 | Rate Select 0, mwina amawongolera SFP + module wolandila | 4 |
| 8 | RX_LOS | Kutaya kwa Chizindikiro cha Receiver (Mu FC yodziwika kuti Rx_LOS komanso mu Ethernet yotchulidwa kuti NOT Signal Detect) | 2 |
| 9 | RS1 | Rate Select 1, mwina amawongolera SFP + module transmitter | 4 |
| 10 | VEER | Module Receiver Ground | 1 |
| 11 | VEER | Module Receiver Ground | 1 |
| 12 | RD- | Receiver Inverted Data Output | |
| 13 | RD+ | Receiver Non-Inverted Data Output | |
| 14 | VEER | Module Receiver Ground | 1 |
| 15 | Chithunzi cha VCCR | Module Receiver 3.3 V Supply | |
| 16 | Chithunzi cha VCCT | Module Transmitter 3.3 V Supply | |
| 17 | MADZI | Module Transmitter Ground | 1 |
| 18 | TD+ | Zolowetsa Zosasinthika za Transmitter | |
| 19 | TD- | Kulowetsa kwa data ya Transmitter | |
| 20 | MADZI | Module Transmitter Ground | 1 |
Zindikirani:
- Zikhomo zapansi za module zimasiyanitsidwa ndi module mlandu.
- The zikhomo adzatero kukhala kukoka pamwamba ndi 4.7K-10Kohms ku a Voteji pakati 3.14v ndi 3.46V pa wolandira bolodi.
- Pini imakokedwa mpaka VCCT yokhala ndi 4.7K-10KΩ resistor mu moduli.
- Onani SFF-8472 Rev12.2 Table 10-2.
Tsatanetsatane wa Monitoring
Chithunzi 4, Memory Map
Mechanical Design Chithunzi
Table5-Chingwe
Utali
| Kutalika kwa ChingweL(Unit: m) | Wololera(Unit: cm) |
| ≤1.0 | +5/-0 |
| 1.0<L≤4.5 | + 15/-0 |
| 4.5<L≤14.5 | +30/-0 |
| >14.5 | +2%/-0 |
Machenjezo
Kusamala: Chipangizochi chimatha kuwonongeka chifukwa cha electrostatic discharge (ESD).
Malo opanda static akulimbikitsidwa kwambiri. Tsatirani malangizo molingana ndi njira zoyenera za ESD.
Chitetezo cha Laser: Ma radiation opangidwa ndi zida za laser amatha kukhala owopsa kwa maso amunthu. Pewani kukhudzana ndi maso ndi ma radiation alunjika kapena osalunjika.
Zithunzi zatsatanetsatane wazinthu:
Zogwirizana nazo:
Katundu wathu amadziwika bwino komanso odalirika ndi ogula ndipo akhoza kukwaniritsa zosowa zachuma ndi chikhalidwe cha OEM/ODM China Sfp28-25g-Aoc5m - 25G SFP28 Chingwe chogwira ntchito JHA-SFP28-25G-AOC - JHA , Zogulitsa zidzaperekedwa kwa onse. padziko lonse lapansi, monga: panama, Kazakhstan, Muscat, Tikuyembekeza kupereka zinthu ndi ntchito kwa ogwiritsa ntchito ambiri misika yapadziko lonse lapansi; tidayambitsa njira yathu yapadziko lonse lapansi popereka zinthu zathu zabwino kwambiri padziko lonse lapansi chifukwa cha anzathu odziwika bwino omwe amalola ogwiritsa ntchito padziko lonse lapansi kuti aziyendera limodzi ndi luso laukadaulo komanso zomwe akwaniritsa nafe.
Wolemba Ophelia wochokera ku Victoria - 2018.05.15 10:52 Ogwira ntchito m'mafakitale ali ndi chidziwitso chochuluka chamakampani komanso chidziwitso chogwira ntchito, taphunzira zambiri pogwira nawo ntchito, ndife othokoza kwambiri kuti titha kuwerengera kampani yabwino yomwe ili ndi antchito abwino kwambiri.
Wolemba Michaelia waku US - 2018.06.12 16:22 















