3 Типа 15см 20см 25см Плата Правитель Многофункциональный Измерительный Инструмент Резистор Конденсатор Микросхема IC SMD Диод Транзистор

3 Типа 15см 20см 25см Плата Правитель Многофункциональный Измерительный Инструмент Резистор Конденсатор Микросхема IC SMD Диод Транзистор

15CM PCB Ruler
Features:
Material: PCB
Font size guide, trace-width diagram, and a set of AWG-sized drills
Centimeter side: 0.1cm marks

20CM PCB RULER
Product Description:
This versatile PCB ruler,It also integrates relevant information for PCB design such as angle gauges, devices, IC pin spacing tables, and more.Electronic enthusiasts in the design process in urgent need of a measurement tool can be set all the necessary functions.In addition to measuring the basic functions of millimeter and inch sizes,It also integrates relevant information for PCB design such as angle gauges, devices, IC pin spacing tables,Resistor and capacitor chip package, the commonly used diameter reference drill, line width size referenceWe printed this information on FR-4 gold-plated PCBs.R-4 gold-plated PCB, high-end atmosphere, high hardness, wear resistance
Positive Specifications:
The measurement length:  20 cm
Measuring length :    7.8 inches
Commonly used packages: SOT89, SOT8, SOP16, SOT363, 3225, SOD80, MARK, TQFP64.
Commonly used resistance and capacitance patch package: 0201,0402,0603,0805,1206,1812,3216,3528,6032,7343.
Common bore diameter reference dimensions (unit: mm)
Slot for hanging straightedge
Back Specifications:
Commonly used line width reference (unit: mil)
Angle measurement: 180 degrees
Device, IC pin spacing table: 0.5mm, 0.635mm, 0.65mm, 0.8mm, 1.0mm, 1.27mm, 2.0mm, 2.54mm;
Commonly used MOS, diode, transistor package: SOT23, SOT223, SOT25, TO252, D2PAK, SMA, SMB, SMC.

25CM PCB RULER
Description:
This versatile PCB ruler, it also integrates relevant information for PCB design such as angle gauges, devices, IC pin spacing tables, and more.Electronic enthusiasts in the design process in urgent need of a measurement tool can be set all the necessary functions.In addition to measuring the basic functions of millimeter and inch sizes, it also integrates relevant information for PCB design such as angle gauges, devices, IC pin spacing tables, Resistor and capacitor chip package, the commonly used diameter reference drill, line width size reference.We printed this information on FR-4 gold-plated PCBs.R-4 gold-plated PCB, high-end atmosphere, high hardness, wear resistance
Positive Specifications:
The measurement length: 25cm
Measuring length: 10 inches
Commonly used IC package: 1.NAND_FLASH_TSOP48  2.QFP7X7-64   3.PLCC-20  4.SOP16  5.TSSOP24  6.SSOP8  7.SOP8
Commonly used CHIP component: 1.TO252-3  2.SOT223  3.SOT89-3  4.SOT23-6 5.SOT23-3  6.SOD123  7.SOD323  8.1210  9.3528  10.1206  11.0805 12. 0603  13. 0402  14.TO92
Common bore diameter reference dimensions (unit: mm): 3.0  2.5  2.0  1.5  1.0  0.8  0.5  0.4
Slot for hanging straightedge
Back Specifications:
Commonly used line width reference (unit: mm)
Angle measurement: 180 degrees
Device, IC pin spacing table: 0.5mm, 0.65mm, 0.8mm, 1.0mm, 1.25mm, 2.54mm;
Common bore diameter reference dimensions (unit: mm): 3.0  2.5  2.0  1.5  1.0  0.8  0.5  0.4