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5-1 主单元零件清单（1/6）

主单元 B-8327F 的零件清单：参考编号、Icom 10 位部件编号、描述、安装侧与 H/V 坐标。
共 178 行；对应原手册 5-1（英文版 p22）。「描述」栏保留英文原文；安装侧 T = 顶面、B = 底面，H/V 位置对应第 7 节板布局图的坐标。

本页是主单元零件清单的第 1/6 页（原手册 5-1，英文版 p22），收录 IC125~R30 区段，以集成电路、晶体管、二极管、晶振、线圈与电阻为主。两点需注意：IC1261、IC1301（RF ADC）原手册未给部件编号，料号栏记作「–」；D404、D420、D423 的描述末尾带 Only（含义见第 5 节导语「版本标记」一节的说明）。

主单元（MAIN UNIT）

参考编号 部件编号 类型 安装侧 描述 H/V 位置 适用版本
IC125 1110008550 S.IC T NJM2904CRB1-TE1-#HMZR 28.5/70.4
IC135 1110008550 S.IC T NJM2904CRB1-TE1-#HMZR 34.3/73.7
IC141 1130010550 S.IC T SN74AHC595PWR 58.5/53.2
IC151 1110008550 S.IC T NJM2904CRB1-TE1-#HMZR 27.0/77.1
IC201 6910022360 S.DC T TPS62110RSAR 24.9/57.2
IC211 1180004830 S.REG T XC6222A331MR-G 30.0/45.3
IC216 1180004830 S.REG T XC6222A331MR-G 31.6/40.4
IC221 6910024090 S.DC T ADP2370ACPZ-R7 34.7/51.5
IC231 1180004390 S.REG T TLV70025DCKR 64.2/92.1
IC241 1180004230 S.REG T XC6222A321MR-G 67.1/4.5
IC251 6910022360 S.DC T TPS62110RSAR 16.4/57.2
IC261 6910022360 S.DC T TPS62110RSAR 9.6/44.7
IC271 1180003500 S.REG T NJM7808DL1A-TE1-#FZZB 6.6/15.1
IC276 1180003500 S.REG T NJM7808DL1A-TE1-#FZZB 17.8/9.5
IC301 1140017540 S.IC T R7S721000VCFP 83.0/30.0
IC351 1130016621 S.IC T GT24C128B-2ZLI-TR 109.5/23.5
IC361 1110007780 S.IC T NJU7704F3-28A-TE1-#ZZZH 96.5/10.0
IC371 1110007780 S.IC T NJU7704F3-28A-TE1-#ZZZH 57.3/31.5
IC381 1130018410 S.IC T RX-8803LC UB 105.1/11.0
IC391 1130018450 S.IC T EN25Q64-104HIP 106.7/43.6
IC611 1180004490 S.REG T XC6209F332MR-G 51.4/172.5
IC621 1190002911 S.IC T TUSB2046BIVFRG4 58.0/164.5
IC641 1190002730 S.IC T CP2102-GMR 43.1/161.7
IC661 1190002240 S.IC T PCM2901E/2K 55.5/151.0
IC662 1130012260 S.IC T SN74AHC1G32DCKR 51.5/157.4
IC681 1130007021 S.IC T TC7S66FU(TE85LF) 39.6/150.7
IC691 1130009581 S.IC T TC7W66FU(TE12LF) 15.3/158.5
IC701 1130018160 S.IC T 74VHC04FT(BE) 19.5/173.5
IC721 1190003450 S.IC T MP7741DQ-LF-P 92.6/159.7
IC791 1110008550 S.IC T NJM2904CRB1-TE1-#HMZR 25.5/176.5
IC901 1140015962 S.IC T TMS320C6745DPTPA3 87.6/72.5
IC902 1130018080 S.IC T EN25QH32A-104HIP 110.8/84.7
IC961 1180004430 S.REG T XC6209F502MR-G 38.0/160.5
IC971 1110008060 S.IC T PCM1754DBQR 34.5/139.0
IC972 1110008550 S.IC T NJM2904CRB1-TE1-#HMZR 33.5/155.0
IC991 1110008060 S.IC T PCM1754DBQR 51.5/134.9
IC992 1110006570 S.IC T TS462CPT 45.0/144.5
IC1001 1190004280 S.IC T PCM1802DBR 62.1/138.5
IC1002 1110006570 S.IC T TS462CPT 71.3/142.8
IC1003 1130009981 S.IC T TC7W53FK(TE85LF) 72.9/133.7
IC1211 1130012610 S.IC T SN74AHC1GU04DCKR 50.3/93.6
IC1212 1130017950 S.IC T SN65LVDS1DBVR 50.3/97.8
IC1221 1130011930 S.IC T SN74LVC1G04DCKR 69.1/130.8
IC1241 1180004430 S.REG T XC6209F502MR-G 95.6/118.6
IC1261 – S.IC T RF ADC 102.2/112.1
IC1301 – S.IC T RF ADC 86.9/106.8
IC1315 1130017950 S.IC T SN65LVDS1DBVR 76.7/130.4
IC1318 1180002020 S.REG T BA033FP-E2 102.6/101.8
IC1321 1180004490 S.REG T XC6209F332MR-G 88.2/129.1
IC1325 1180004490 S.REG T XC6209F332MR-G 70.2/86.9
IC1331 1190004300 S.IC T ISL5857IAZ 72.9/123.6
IC1351 1130016150 S.IC T EP4CE55F23I7N 50.0/113.0
IC1401 1130018130 S.IC T 23LC1024T-I/SN 31.9/126.7
Q45 1530004210 S.TRA T DSC7004S0L 15.1/74.3
Q111 1550000260 S.FET T RZR040P01TL 73.5/7.5
Q112 1590004690 S.TRA T LDTC143ZET1G 67.0/7.5
Q641 1590004690 S.TRA T LDTC143ZET1G 44.6/168.0
Q642 1590004690 S.TRA T LDTC143ZET1G 42.3/167.3
Q643 1590004690 S.TRA T LDTC143ZET1G 56.7/172.7
Q644 1590004310 S.TRA T LDTA114EET1G 45.2/155.2
Q645 1590004310 S.TRA T LDTA114EET1G 41.0/155.2
Q661 1590004690 S.TRA T LDTC143ZET1G 54.3/158.2
Q691 1530004140 S.TRA T L2SC4081RT1G 23.0/159.3
Q692 1510001200 S.TRA T L2SA1576ART1G 20.5/167.1
Q711 1530004140 S.TRA T L2SC4081RT1G 20.5/159.3
Q712 1510001200 S.TRA T L2SA1576ART1G 23.0/167.1
Q746 1550000240 S.FET T TPCF8107(TE85LF) 105.5/171.8
Q747 1560001730 S.FET T RUE002N02 TL 102.0/167.9
Q801 1590004310 S.TRA T LDTA114EET1G 29.1/159.7
Q802 1530004140 S.TRA T L2SC4081RT1G 27.1/156.5
Q803 1530004210 S.TRA T DSC7004S0L 29.0/166.5
Q821 1530004140 S.TRA T L2SC4081RT1G 24.5/183.0
Q831 1590004690 S.TRA T LDTC143ZET1G 24.5/186.4
Q851 1590004310 S.TRA T LDTA114EET1G 15.6/164.5
Q852 1590004690 S.TRA T LDTC143ZET1G 18.1/164.5
Q971 1530004140 S.TRA T L2SC4081RT1G 33.1/161.3
Q972 1530004140 S.TRA T L2SC4081RT1G 30.6/151.0
Q1001 1590004690 S.TRA T LDTC143ZET1G 71.5/136.9
Q1201 1530004340 S.TRA T 2SC3356L-B-AE3-R 49.0/85.0
Q1202 1510001200 S.TRA T L2SA1576ART1G 53.0/85.0
Q1231 1590004690 S.TRA T LDTC143ZET1G 96.5/122.5
Q1232 1590004310 S.TRA T LDTA114EET1G 96.1/124.8
Q1234 1590004690 S.TRA T LDTC143ZET1G 94.2/122.5
Q1235 1590004310 S.TRA T LDTA114EET1G 92.1/124.8
D151 1750001810 S.DIO T L1SS400T1G 23.6/75.8
D152 1750001810 S.DIO T L1SS400T1G 29.4/74.8
D241 1750002110 S.DIO T LRB551V-30T1G 64.7/7.5
D381 1750001810 S.DIO T L1SS400T1G 100.5/8.9
D401 1750001810 S.DIO T L1SS400T1G 107.2/28.6
D402 1750001810 S.DIO T L1SS400T1G 109.7/28.6
D403 1750001810 S.DIO T L1SS400T1G 112.2/28.6
D404 1750001810 S.DIO T L1SS400T1G Only 107.2/29.8 [#12]
D405 1750001810 S.DIO T L1SS400T1G 109.7/29.8

主单元（MAIN UNIT）（续）

参考编号 部件编号 类型 安装侧 描述 H/V 位置 适用版本
D407 1750001810 S.DIO T L1SS400T1G 107.2/31.0 [#05]
↑ 同上 1750001810 S.DIO T L1SS400T1G 107.2/31.0 [#06]
↑ 同上 1750001810 S.DIO T L1SS400T1G 107.2/31.0 [#07]
↑ 同上 1750001810 S.DIO T L1SS400T1G 107.2/31.0 [#08]
D408 1750001810 S.DIO T L1SS400T1G 109.7/31.0
D410 1750001810 S.DIO T L1SS400T1G 107.2/32.2 [#03]
↑ 同上 1750001810 S.DIO T L1SS400T1G 107.2/32.2 [#07]
↑ 同上 1750001810 S.DIO T L1SS400T1G 107.2/32.2 [#08]
D411 1750001810 S.DIO T L1SS400T1G 109.7/32.2
D413 1750001810 S.DIO T L1SS400T1G 107.2/33.4 [#06]
↑ 同上 1750001810 S.DIO T L1SS400T1G 107.2/33.4 [#08]
↑ 同上 1750001810 S.DIO T L1SS400T1G 107.2/33.4 [#12]
D414 1750001810 S.DIO T L1SS400T1G 109.7/33.4
D416 1750001810 S.DIO T L1SS400T1G 107.2/34.6
D417 1750001810 S.DIO T L1SS400T1G 109.7/34.6 [#03]
↑ 同上 1750001810 S.DIO T L1SS400T1G 109.7/34.6 [#05]
↑ 同上 1750001810 S.DIO T L1SS400T1G 109.7/34.6 [#06]
D419 1750001810 S.DIO T L1SS400T1G 107.2/35.8
D420 1750001810 S.DIO T L1SS400T1G Only 109.7/35.8 [#01]
D422 1750001810 S.DIO T L1SS400T1G 107.2/37.0
D423 1750001810 S.DIO T L1SS400T1G Only 109.7/37.0 [#01]
D431 1750001820 S.DIO T LRB706F-40T1G 63.7/47.6
D432 1750001820 S.DIO T LRB706F-40T1G 66.3/47.6
D451 1750001820 S.DIO T LRB706F-40T1G 51.0/30.6
D452 1750001820 S.DIO T LRB706F-40T1G 53.5/30.6
D453 1750001820 S.DIO T LRB706F-40T1G 48.5/30.6
D454 1750001820 S.DIO T LRB706F-40T1G 46.0/30.6
D455 1750001820 S.DIO T LRB706F-40T1G 53.3/35.7
D456 1750001820 S.DIO T LRB706F-40T1G 50.8/35.7
D457 1750001820 S.DIO T LRB706F-40T1G 48.3/35.7
D458 1750001820 S.DIO T LRB706F-40T1G 45.8/35.7
D621 1750001820 S.DIO T LRB706F-40T1G 66.4/172.7
D622 1750001820 S.DIO T LRB706F-40T1G 62.1/172.7
D691 1750001810 S.DIO T L1SS400T1G 21.1/162.2
D711 1750001810 S.DIO T L1SS400T1G 22.4/162.2
D721 1750002130 S.ZEN T DZ2J062M0L 93.7/154.8
D722 1750001810 S.DIO T L1SS400T1G 90.6/154.8
D801 1750001810 S.DIO T L1SS400T1G 27.1/162.5
D821 1750001810 S.DIO T L1SS400T1G 29.4/183.0
D841 1750001820 S.DIO T LRB706F-40T1G 15.5/178.2
D851 1750001820 S.DIO T LRB706F-40T1G 15.5/168.5
D1231 1790001622 S.DIO T 1SV308L3F(T 107.7/123.7
D1232 1790001622 S.DIO T 1SV308L3F(T 104.9/129.4
D1251 1750003070 S.DIO T BAP70Q 105.6/118.7
FI1221 2010002660 S.XTA T DSF334SAF 124.032 MHz (FL-391) 63.6/128.2
X301 6050014170 S.XTA T CR-1017 S3225A 48.000 MHz 60.6/24.4
X621 6050014180 S.XTA T CR-1019 S7050A 6.000 MHz 67.4/163.7
X661 6050014190 S.XTA T CR-1020 S3225A 12.000 MHz 54.9/141.8
X901 6050014200 S.XTA T CR-1021 S3225A 12.288 MHz 107.2/66.4
X1201 6050013360 S.XTA T CR-932 XTCHH 41.344 MHz 50.0/78.2
L221 6200014470 S.COI T LQH44PN100MP0L 35.2/45.0
L222 6190002110 S.COI T 7E03LA-2R7N-RB-0231 33.4/55.5
L251 6180003501 S.COI T SLF6028T-100M1R3-PF 16.1/51.2
L252 6200014470 S.COI T LQH44PN100MP0L 14.1/41.6
L261 6200014470 S.COI T LQH44PN100MP0L 5.1/42.4
L262 6180003501 S.COI T SLF6028T-100M1R3-PF 9.1/50.8
L263 6200014470 S.COI T LQH44PN100MP0L 9.1/58.6
L721 6200014460 S.COI T SLF12555T-680M1R3-PF 80.0/156.5
L731 6200014430 S.COI T YC12575T*330MS 95.5/145.8
L732 6200014430 S.COI T YC12575T*330MS 104.9/159.0
L1231 6200016010 S.COI T NLFV25T-101K-PF 101.1/123.4
L1232 6200016010 S.COI T NLFV25T-101K-PF 104.7/121.9
L1233 6200016010 S.COI T NLFV25T-101K-PF 101.8/127.7
L1251 6200016010 S.COI T NLFV25T-101K-PF 110.7/122.1
L1252 6200016010 S.COI T NLFV25T-101K-PF 110.7/119.6
L1253 6200016010 S.COI T NLFV25T-101K-PF 110.7/117.1
L1261 6140004680 S.COI T LR-528 4KBL 109.2/111.1
L1281 6200011680 S.COI T LQW18ANR12G00D 97.2/129.4
L1282 6200011680 S.COI T LQW18ANR12G00D 95.2/128.7
L1331 6140005470 S.COI T LR-592 4KBL-S130709 86.5/122.7
R4 7030004980 S.RES T ERJ2GEJ 101 X (100) 22.3/90.7
R10 7030004980 S.RES T ERJ2GEJ 101 X (100) 22.3/96.1
R12 7030004980 S.RES T ERJ2GEJ 101 X (100) 22.3/97.9
R13 7030004980 S.RES T ERJ2GEJ 101 X (100) 22.3/98.8
R15 7030004980 S.RES T ERJ2GEJ 101 X (100) 21.7/100.6
R16 7030009530 S.RES T ERJ2GEJ 270 X (27) 21.7/101.5
R17 7030009530 S.RES T ERJ2GEJ 270 X (27) 21.7/102.4
R18 7030009530 S.RES T ERJ2GEJ 270 X (27) 21.7/103.3
R24 7030004980 S.RES T ERJ2GEJ 101 X (100) 23.6/127.6
R25 7030004980 S.RES T ERJ2GEJ 101 X (100) 23.6/126.7
R26 7030009530 S.RES T ERJ2GEJ 270 X (27) 23.6/125.8
R27 7030009530 S.RES T ERJ2GEJ 270 X (27) 23.6/124.9
R28 7030004980 S.RES T ERJ2GEJ 101 X (100) 23.6/124.0
R29 7030009530 S.RES T ERJ2GEJ 270 X (27) 23.6/123.1
R30 7030004980 S.RES T ERJ2GEJ 101 X (100) 23.2/122.2

对应原手册页码：5-1（英文版 p22）

IC-7300 维修手册（中文版） / 5-1 主单元零件清单（1/6） 0 字 0 行 bg8lng
2026-10-31T13:27:11.715368521Z 2026-10-31T13:29:22.748525046Z