Si4736/37/38/39-C40
14. PCB Land Pattern: Si4736/37 SSOP
Figure 17 illustrates the PCB land pattern details for the Si4736/37-C40-GU SSOP. Table 20 lists the values for the
dimensions shown in the illustration.
Figure 17. PCB Land Pattern
Table 20. PCB Land Pattern Dimensions
Dimension
C
E
X1
Y1
Min
5.20
0.35
1.55
0.65 BSC
Max
5.40
0.45
1.75
General:
1. All dimensions shown are in millimeters (mm) unless otherwise noted.
2. This land pattern design is based on the IPC-7351 guidelines.
Solder Mask Design:
3. All metal pads are to be non-solder mask defined (NSMD). Clearance between the
solder mask and the metal pad is to be 60 μm minimum, all the way around the
pad.
Stencil Design:
4. A stainless steel, laser-cut and electro-polished stencil with trapezoidal walls
should be used to assure good solder paste release.
5. The stencil thickness should be 0.125 mm (5 mils).
6. The ratio of stencil aperture to land pad size should be 1:1 for all perimeter pads.
Card Assembly:
7. A No-Clean, Type-3 solder paste is recommended.
8. The recommended card reflow profile is per the JEDEC/IPC J-STD-020
specification for Small Body Components.
Rev. 1.0
39
相关PDF资料
SI4743-C-EVB BOARD EVALUATION FOR SI4743-C
SI4770-A-EVB BOARD EVAL FOR CE AM/FM SI4770
SI4777-A20-GM IC RCVR AM/FM CE HD-RADIO TUNER
SI4804CDY-T1-E3 MOSFET 2N-CH 30V 8A SO8
SI4808DY-T1-GE3 MOSFET N-CH/SCHOTTKY 30V 8SOIC
SI4812BDY-T1-GE3 MOSFET N-CH D-S 30V 8-SOIC
SI4814BDY-T1-GE3 MOSFET N-CH/SCHOTTKY 30V 8SOIC
SI4816DY-T1-GE3 MOSFET N-CH DUAL 30V 8-SOIC
相关代理商/技术参数
Si4738-B20-GM 功能描述:调谐器 Broadcast FM/WB Radio Receiver RoHS:否 制造商:NXP Semiconductors 功能: 噪声系数: 工作电源电压: 最小工作温度: 最大工作温度:
SI4738-B20-GMR 功能描述:IC RX FM/WB RADIO 20UQFN RoHS:是 类别:RF/IF 和 RFID >> RF 接收器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS 产品变化通告:Product Discontinuation 09/Jan/2012 标准包装:50 系列:* 频率:850MHz ~ 2.175GHz 灵敏度:- 数据传输率 - 最大:- 调制或协议:- 应用:* 电流 - 接收:* 数据接口:PCB,表面贴装 存储容量:- 天线连接器:PCB,表面贴装 特点:- 电源电压:4.75 V ~ 5.25 V 工作温度:0°C ~ 85°C 封装/外壳:40-WFQFN 裸露焊盘 供应商设备封装:40-TQFN-EP(6x6) 包装:托盘
Si4738-C40-GM 功能描述:射频接收器 BC FM/WB Radio Receiver RoHS:否 制造商:Skyworks Solutions, Inc. 类型:GPS Receiver 封装 / 箱体:QFN-24 工作频率:4.092 MHz 工作电源电压:3.3 V 封装:Reel
SI4738-C40-GMR 功能描述:射频接收器 Si4738 Broadcast FM/WB Radio Receiver RoHS:否 制造商:Skyworks Solutions, Inc. 类型:GPS Receiver 封装 / 箱体:QFN-24 工作频率:4.092 MHz 工作电源电压:3.3 V 封装:Reel
Si4738-C40-GU 功能描述:射频接收器 BC FM/WB Radio Receiver RoHS:否 制造商:Skyworks Solutions, Inc. 类型:GPS Receiver 封装 / 箱体:QFN-24 工作频率:4.092 MHz 工作电源电压:3.3 V 封装:Reel
SI4738-C40-GUR 功能描述:射频接收器 Broadcast FM/WB Radio Receiver RoHS:否 制造商:Skyworks Solutions, Inc. 类型:GPS Receiver 封装 / 箱体:QFN-24 工作频率:4.092 MHz 工作电源电压:3.3 V 封装:Reel
Si4739-B20-GM 功能描述:调谐器 FM/WB Radio Receiver w/ RDS/RBDS RoHS:否 制造商:NXP Semiconductors 功能: 噪声系数: 工作电源电压: 最小工作温度: 最大工作温度:
SI4739-B20-GMR 功能描述:IC RX FM/WB RAD RDS/RBDS 20UQFN RoHS:是 类别:RF/IF 和 RFID >> RF 接收器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS 产品变化通告:Product Discontinuation 09/Jan/2012 标准包装:50 系列:* 频率:850MHz ~ 2.175GHz 灵敏度:- 数据传输率 - 最大:- 调制或协议:- 应用:* 电流 - 接收:* 数据接口:PCB,表面贴装 存储容量:- 天线连接器:PCB,表面贴装 特点:- 电源电压:4.75 V ~ 5.25 V 工作温度:0°C ~ 85°C 封装/外壳:40-WFQFN 裸露焊盘 供应商设备封装:40-TQFN-EP(6x6) 包装:托盘