|
|
楼主 |
发表于 2012-4-27 15:01
|
显示全部楼层
电路图是有的, 你自己算一下, 当然pcb你的自己腐蚀, 然后你把你核算的价格表贴出来看看. 这样更有说服力.
里面lm358 国产, 595国产 mos拆机, 新的也不贵 你参考一下tb零售价格核算一下
当然人工是忽略的
控制与驱动板元件列表
"Part Type","Designator","Footprint","Description"
"0.1uF","C3","0805","Capacitor"
"0.1uf","C4","0805","Capacitor"
"0.33uf","C7","0805","Capacitor"
"1K","R3","0805",""
"1K","R4","0805",""
"1N4004","D3","","Diode"
"1N4148","D2","0805","Diode"
"1N4148","D1","0805","Diode"
"1N4737","D4","","Schottky Diode"
"2.2K","R9","0805",""
"4.7K","R10","",""
"4.7K","R7","0805",""
"4.7K","R8","0805",""
"10K","R2","0805",""
"10K","R1","0805",""
"10uf","C2","0805","Capacitor"
"10uf","C1","RB4.2","Capacitor"
"20K","R6","0805",""
"33nf","C6","0805","Capacitor"
"78L05","U3","TO-92-78L","3-Terminal Positive Voltage Regulator"
"100nf","C5","0805","Capacitor"
"150K","R5","0805",""
"180 3W","R11","",""
"9012","Q1","SOT-23_PNP","PNP Transistor"
"9013","Q2","SOT-23_NPN","NPN Transistor"
"9013","Q3","SOT-23_NPN","NPN Transistor"
"CON1","J4","SIP-1","Connector"
"CON1","J5","SIP-1","Connector"
"CON2","J1","SIP-2","Connector"
"CON2","J2","SIP-2","Connector"
"CON2","DC_IN","SIP-2","Connector"
"CON2","J3","SIP-2","Connector"
"LM358","U2","SO-8","Fast Settling Dual Operational Amplifier"
"MOSFET P TPC8103 VGS 20V or 9435 VGS 25 or 20V","Q4","SO-8_MOSFET_P",""
"STC15F104E-35I-SOP8","U1","SO-8","STC15F1xx 8Pin"
"T12","T12_OUT","SIP-2","Connector"
"UART","UART","SIP-3","Connector"
按键与显示元件列表
"Part Type","Designator","Footprint","Description"
"1K","R10","0805",""
"1N4148","D2","0805","Diode"
"1N4148","D3","0805","Diode"
"1N4148","D1","0805","Diode"
"74HC595","U2","SO-16","8-BIT SFT REG WIRTH OUTPUT LCH"
"74HC595","U1","SO-16","8-BIT SFT REG WIRTH OUTPUT LCH"
"330R","R9","0805",""
"470","R6","0805",""
"470","R5","0805",""
"470","R8","0805",""
"470","R7","0805",""
"470","R4","0805",""
"470","R1","0805",""
"470","R2","0805",""
"470","R3","0805",""
"CON6","J1","SIP-6","Connector"
"LED","D4","LED",""
"SM420363","DS1","JM-S03631A-B","共阴3位数码管 SM420363 0.36英寸数码管"
"SW3","K3","SW_GFG005","四角开关"
"SW3","K2","SW_GFG005","四角开关"
"SW3","K1","SW_GFG005","四角开关"
一个老版本的核算列表
Part Type Designator Footprint Description 单价
0.1uF C8 805 Capacitor ￥0.02
0.1uf C9 805 Capacitor ￥0.02
0.33uf C12 805 Capacitor ￥0.02
1K R21 805 ￥0.02
1K R23 805 ￥0.02
1K R22 805 ￥0.02
1N4148 D8 805 Diode ￥0.08
1N4148 D9 805 Diode ￥0.08
1N4148 D6 805 Diode ￥0.08
1N4148 D5 805 Diode ￥0.08
1N4148 D7 805 Diode ￥0.08
3K R28 805 ￥0.02
4.7K R27 805 ￥0.02
4.7K R26 805 ￥0.02
10K R12 805 ￥0.02
10K R11 805 ￥0.02
10uf C7 RB4.2 Capacitor ￥0.05 贴片 805 0.03 钽电容 1206 0.35
20K R25 805 ￥0.02
22nf C11 805 Capacitor ￥0.02
74HC595 U5 SO-16 8-BIT SFT REG WIRTH OUTPUT LCH ￥0.18 国产
74HC595 U6 SO-16 8-BIT SFT REG WIRTH OUTPUT LCH ￥0.18
78L05 U8 SOT-89 3-Terminal Positive Voltage Regulator ￥0.40
100nf C10 805 Capacitor ￥0.02
150K R24 805 ￥0.02
330R R29 805 ￥0.02
470 R15 805 ￥0.02
470 R16 805 ￥0.02
470 R17 805 ￥0.02
470 R20 805 ￥0.02
470 R19 805 ￥0.02
470 R18 805 ￥0.02
470 R13 805 ￥0.02
470 R14 805 ￥0.02
9012 Q5 SOT23 PNP Transistor ￥0.08
9013 Q6 SOT23 NPN Transistor ￥0.08
9013 Q8 SOT23 NPN Transistor ￥0.08
CON2 J7 SIP-2 Connector
CON2 J6 SIP-2 Connector
LED D10 LED ￥0.04 红色
LM358 U7 SO-8 Fast Settling Dual Operational Amplifier ￥0.19 国产
MOSFET P TPC8103 Q7 SO-8 ￥0.80 拆机 9435台产 0.8
SM420363 DS2 JM-S03631A-B 共阴3位数码管 SM420363 0.36英寸数码管 ￥1.50 3361AS共阴3位数码管 0.36英寸红色 0.28 三位1.3
STC15F104E-35I-SOP8 U4 SO-8 STC15F1xx 8Pin ￥2.20
SW3 K6 SW_GFG005 四角开关
SW3 K4 SW_GFG005 四角开关
SW3 K5 SW_GFG005 四角开关
T12 J8 SIP-2 Connector
UART J5 SIP-3 Connector
总计: ￥6.57
这里变动不大, 我取消了78l05 换3r33模块 |
|
楼主: goodcode
IP卡
狗仔卡
发表于 2012-4-24 12:42
显身卡
