|
|
實物圖：
電路使用ADM3485E收發器，是經過驗證并測試的電磁兼容性(EMC)解決方案，可為使用廣泛的RS-485通信端口提供三重保護。每個解決方案都經過測試和特性表征，確保收發器和保護電路元件之間的動態交互能夠協同工作，保護它們免遭靜電放電(ESD)、電快速瞬變脈沖群 (EFT)和電涌的破壞——分別由IEC 61000-4-2、IEC 61000-4-4 和IEC 61000-4-5標準定義。本電路使用ADM3485E提供經過驗證的RS-485接口ESD、EFT和電涌(常見于惡劣工作環境) 保護。
電路原理圖：
BOM表：
| A | TESTPOINT | | | TESTPOINT | No | Top | NA | NA | NA | NA | | A | TESTPOINT | | | TESTPOINT | No | Top | NA | NA | NA | NA | | C1 | CAP0603 | 100nF | | 603 | Yes | Top | 100nF 0603 Cap | Multicomp | MCCA000159 | FEC 1759016 | | C2 | CAP0603 | 100nF | | 603 | Yes | Top | 100nF 0603 Cap | Multicomp | MCCA000159 | FEC 1759016 | | C3 | CAP0603 | 100nF | | 603 | Yes | Top | 100nF 0603 Cap | Multicomp | MCCA000159 | FEC 1759016 | | C4 | CAP-TAJ-C | 100nF | | CAP-TAJ-C | Yes | Top | Type C 10uF Capacitor 25V | Kemet | T491C106K025AT | FEC1457463RL | | A | TESTPOINT | | | TESTPOINT | No | Top | NA | NA | NA | NA | | B | TESTPOINT | | | TESTPOINT | No | Top | NA | NA | NA | NA | | B | TESTPOINT | | | TESTPOINT | No | Top | NA | NA | NA | NA | | B | TESTPOINT | | | TESTPOINT | No | Top | NA | NA | NA | NA | | DE | TESTPOINT | | | TESTPOINT | No | Top | Yellow Test Points | Vero | 20-313140 | FEC8731187 | | DE | TESTPOINT | | | TESTPOINT | No | Top | Yellow Test Points | Vero | 20-313140 | FEC8731187 | | GDT1 | GDT | | | GDT | Yes | Top | Gas Discharge Tube | Bourns | 2038-15-SM-RPLF | | | DE | TESTPOINT | | | TESTPOINT | No | Top | Yellow Test Points | Vero | 20-313140 | FEC8731187 | | DI | TESTPOINT | | | TESTPOINT | No | Top | Yellow Test Points | Vero | 20-313140 | FEC8731187 | | DI | TESTPOINT | | | TESTPOINT | No | Top | Yellow Test Points | Vero | 20-313140 | FEC8731187 | | DI | TESTPOINT | | | TESTPOINT | No | Top | Yellow Test Points | Vero | 20-313140 | FEC8731187 | | GND | TESTPOINT | | | TESTPOINT | No | Top | Black Test Points | Vero | 20-2137 | FEC8731128 | | GND | TESTPOINT | | | TESTPOINT | No | Top | Black Test Points | Vero | 20-2137 | FEC8731128 | | J1 | TERMINAL-BLOCK-4-PIN | | | TERMINAL-BLOCK-4-PIN | No | Top | 4-Pin Terminal Block | Camden-Boss | CTB5000/4 | FEC151791 | | J2 | TERMINAL-BLOCK-4-PIN | | | TERMINAL-BLOCK-4-PIN | No | Top | 4-Pin Terminal Block | Camden-Boss | CTB5000/4 | FEC151791 | | J3 | TERMINAL-BLOCK-4-PIN | | | TERMINAL-BLOCK-4-PIN | No | Top | 4-Pin Terminal Block | Camden-Boss | CTB5000/4 | FEC151791 | | J4 | TERMINAL-BLOCK-4-PIN | | | TERMINAL-BLOCK-4-PIN | No | Top | 4-Pin Terminal Block | Camden-Boss | CTB5000/4 | FEC151791 | | J5 | TERMINAL-BLOCK-4-PIN | | | TERMINAL-BLOCK-4-PIN | No | Top | 4-Pin Terminal Block | Camden-Boss | CTB5000/4 | FEC151791 | | J6 | TERMINAL-BLOCK-4-PIN | | | TERMINAL-BLOCK-4-PIN | No | Top | 4-Pin Terminal Block | Camden-Boss | CTB5000/4 | FEC151791 | | J7 | TERMINAL-BLOCK-2-PIN | | | TERMINAL-BLOCK-2-PIN | No | Top | 2 pin terminal Block | Camden-Boss | CTB5000/2 | FEC151789 | | J8 | SDP-STANDARD-CONN | | | CON-120/FX8-120S-SV_W/S | Yes | Top | 120-way connector, 0.6mm pitch | Hirose | FX8-120S-SV(21) | FEC 1324660 | | LK1 | JUMPER-3 | | | JUMPER-3 | No | Top | 2x3 pin array and jumper | FCI and Harwin | FCI 77313-418-72LF and M7566-05 | FEC1097959 and FEC150411 | | LK2 | JUMPER-3 | | | JUMPER-3 | No | Top | 2x3 pin array and jumper | FCI and Harwin | FCI 77313-418-72LF and M7566-05 | FEC1097959 and FEC150411 | | LK3 | JUMPER-3 | | | JUMPER-3 | No | Top | 2x3 pin array and jumper | FCI and Harwin | FCI 77313-418-72LF and M7566-05 | FEC1097959 and FEC150411 | | LK4 | JUMPER-3 | | | JUMPER-3 | No | Top | 2x3 pin array and jumper | FCI and Harwin | FCI 77313-418-72LF and M7566-05 | FEC1097959 and FEC150411 | | LK5 | JUMPER-3 | | | JUMPER-3 | No | Top | 2x3 pin array and jumper | FCI and Harwin | FCI 77313-418-72LF and M7566-05 | FEC1097959 and FEC150411 | | LK6 | JUMPER-3 | | | JUMPER-3 | No | Top | 2x3 pin array and jumper | FCI and Harwin | FCI 77313-418-72LF and M7566-05 | FEC1097959 and FEC150411 | | LK7 | JUMPER-3 | | | JUMPER-3 | No | Top | 2x3 pin array and jumper | FCI and Harwin | FCI 77313-418-72LF and M7566-05 | FEC1097959 and FEC150411 | | LK8 | JUMPER-3 | | | JUMPER-3 | No | Top | 2x3 pin array and jumper | FCI and Harwin | FCI 77313-418-72LF and M7566-05 | FEC1097959 and FEC150411 | | R1 | RES0603 | ??? | | 603 | Yes | Top | NA | NA | NA | NA | | R2 | RES0603 | ??? | | 603 | Yes | Top | 0.069W 0603 1% 120R | MultiComp | MC 0.063W 0603 1% 120R | FEC9330496 | | R3 | RES0603 | ??? | | 603 | Yes | Top | NA | NA | NA | NA | | R4 | RES0603 | ??? | | 603 | Yes | Top | NA | NA | NA | NA | | R5 | RES0603 | ??? | | 603 | Yes | Top | 0.069W 0603 1% 120R | MultiComp | MC 0.063W 0603 1% 120R | FEC9330496 | | R6 | RES0603 | ??? | | 603 | Yes | Top | NA | NA | NA | NA | | R7 | RES | DNP | 1% | R0603 | Yes | Top | SMD Resistor | Multicomp | MC 0.063W 0603 0R | DNP | | R8 | RES | 100K | 1% | R0603 | Yes | Top | SMD Resistor | Multicomp | MC 0.063W 0603 1% 100K | FEC 9330402 | | R9 | RES0603 | ??? | | 603 | Yes | Top | NA | NA | NA | NA | | R10 | RES0603 | ??? | | 603 | Yes | Top | 0.069W 0603 1% 120R | MultiComp | MC 0.063W 0603 1% 120R | FEC9330496 | | R11 | RES0603 | ??? | | 603 | Yes | Top | NA | NA | NA | NA | | R12 | RES | 100K | 1% | R0603 | Yes | Top | SMD Resistor | Multicomp | MC 0.063W 0603 1% 100K | FEC 9330402 | | GND | TESTPOINT | | | TESTPOINT | No | Top | Black Test Points | Vero | 20-2137 | FEC8731128 | | GND | TESTPOINT | | | TESTPOINT | No | Top | Black Test Points | Vero | 20-2137 | FEC8731128 | | GND | TESTPOINT | | | TESTPOINT | No | Top | Black Test Points | Vero | 20-2137 | FEC8731128 | | GND | TESTPOINT | | | TESTPOINT | No | Top | Black Test Points | Vero | 20-2137 | FEC8731128 | | GND | TESTPOINT | | | TESTPOINT | No | Top | NA | NA | NA | NA | | GND | TESTPOINT | | | TESTPOINT | No | Top | NA | NA | NA | NA | | GND | TESTPOINT | | | TESTPOINT | No | Top | NA | NA | NA | NA | | RE | TESTPOINT | | | TESTPOINT | No | Top | Yellow Test Points | Vero | 20-313140 | FEC8731187 | | RE | TESTPOINT | | | TESTPOINT | No | Top | Yellow Test Points | Vero | 20-313140 | FEC8731187 | | RE | TESTPOINT | | | TESTPOINT | No | Top | Yellow Test Points | Vero | 20-313140 | FEC8731187 | | RO | TESTPOINT | | | TESTPOINT | No | Top | Yellow Test Points | Vero | 20-313140 | FEC8731187 | | RO | TESTPOINT | | | TESTPOINT | No | Top | Yellow Test Points | Vero | 20-313140 | FEC8731187 | | TBU1 | TBU | | | TBU | Yes | Top | Transient Blocking Unit | Bourns | TBU-CA065-200-WH | | | TBU2 | TBU | | | TBU | Yes | Top | Transient Blocking Unit | Bourns | TBU-CA065-200-WH | | | TBU3 | TBU | | | TBU | Yes | Top | Transient Blocking Unit | Bourns | TBU-CA065-200-WH | | | TBU4 | TBU | | | TBU | Yes | Top | Transient Blocking Unit | Bourns | TBU-CA065-200-WH | | | TISP1 | TISP-SMBJ | | | TISP-SMBJ | Yes | Top | Thyristor Surge Protector | Bourns | TISP4240M3BRJ-S | | | TISP2 | TISP-SMBJ | | | TISP-SMBJ | Yes | Top | Thyristor Surge Protector | Bourns | TISP4240M3BRJ-S | | | TVS1 | CDSOT23-SM712 | | | CDSOT23-SM712 | Yes | Top | TVS Array | Bourns | CDSOT23-SM712 | | | TVS2 | CDSOT23-SM712 | | | CDSOT23-SM712 | Yes | Top | TVS Array | Bourns | CDSOT23-SM712 | | | TVS3 | CDSOT23-SM712 | | | CDSOT23-SM712 | Yes | Top | TVS Array | Bourns | CDSOT23-SM712 | | | U1 | ADM3485E | | | ADM3485E | Yes | Top | | Analog Devices | ADM3485E | | | U3 | 24LC32 | | | MSO8 | Yes | Top | 32K I2C Serial EEPROM | Microchip | 24LC32A-I/MS | FEC1331330 | | U5 | ADM3485E | | | ADM3485E | Yes | Top | | Analog Devices | ADM3485E | ADM3485EARZ | | U8 | ADM3485E | | | ADM3485E | Yes | Top | | Analog Devices | ADM3485E | ADM3485EARZ | | RO | TESTPOINT | | | TESTPOINT | No | Top | Yellow Test Points | Vero | 20-313140 | FEC8731187 | | VCC | TESTPOINT | | | TESTPOINT | No | Top | NA | NA | NA | NA | | VCC | TESTPOINT | | | TESTPOINT | No | Top | NA | NA | NA | NA | | VCC | TESTPOINT | | | TESTPOINT | No | Top | NA | NA | NA | NA |
全部資料（壓縮包）下載：
|
-
-
ADM3485E數據手冊.pdf
2016-6-17 21:04 上傳
點擊文件名下載附件
下載積分: 黑幣 -5
296.56 KB, 下載次數: 20, 下載積分: 黑幣 -5
-
-
EMCCOMPLIANTRS-485收發器保護電路.pdf
2016-6-17 21:04 上傳
點擊文件名下載附件
下載積分: 黑幣 -5
391.62 KB, 下載次數: 39, 下載積分: 黑幣 -5
-
-
設計和集成文件.zip
2016-6-17 21:04 上傳
點擊文件名下載附件
下載積分: 黑幣 -5
631.16 KB, 下載次數: 37, 下載積分: 黑幣 -5
|
