SFU465B LUGUANG | Alldatasheet
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- SCOPE （范围） This specification is applied to the ceramics filter used for AM receiver （本规格书适用于 AM收音机用陶瓷滤波器。） 2. MODEL NAME （产品名称） 3. DIMENSIONS （尺寸） Part Name Customer’s Part Number Drawing No. SFU465B G G - 0 7 6 A UNIT : MM F C F B D G H A 7 . 0 ±0.3 B 9 . 0 ±0.3 C 5 . 5 ±1.0 D 1 . 0 ±0.1 F 2 . 5 ±0.2 G 0 . 1 5 ±0.03 H 3 . 3 ±0.3 (1) (2) (3) (1). INPUT (2). GROUND (3). OUTPUT SFU 465B E E 0 . 8 ±0.1 SFU465B Ceramics Filter
- ELECTRICAL CHARACTERISTICS （电气性能） Note: 1. Center frequency shall be define as the center value of the band at 3 dB. 2. temperature coefficient of center frequency is based on the center frequency at 25℃. Item Requirements （项目） （要求） 5-1 Center Frequency (fo) 472±2.0KHZ （中心频率） 5-2 3 dB Bandwidth 10±3KHZ （3dB带宽） 5-3 Slecetivity f0-9KHZ 6 dB min (选择性) f0+9KHZ 4 dB min 5-4 Insertion Loss 5.0 dB max （插入损耗） (at minimum loss point) 5-5 Passband Ripple 0 dB （带内波动） 5-6 Stop band attenuation 9 dB min （阻带） 5-7 Withstanding Voltage DC 50V (耐电压) 5-8 Temperature Coefficient Of Center Frequency ±1.5khz max (-20~+80℃) 5-9 input/output Impedance 3.0 kΩ (输入输出阻抗) SFU465B Ceramics Filter
4．TEST CIRCUIT （测试电路） Parts shall be measured under a condition (Temp.:3~35℃. Hum.:45~85%) unless any necessity to measure under a standard condition (Temp.:20 + 2℃. Humi.:65 + 5%) is occurred. （测量条件为温度3-35℃，相对湿度 45~85%，必要时标准测量条件为温度 20 + 2℃， 相对湿度 65 + 5%） R1=R2=3.0K Ω R g=R3=50Ω (1) (2) (3) (1). In put (2). Ground (3). O u t put Rg R2 RF Volt meter S. S. G SFU465B Ceramics Filter
- PHYSICAL AND ENVIRONMENTAL CHARACTERISTICS （物理及环境特性） Test Item Condition of Test Requirements 6-1 Lead Strength Applied to vertical weight 1Kg along with （引脚强度） the direction of lead without any shock No mechanical Lead Pulling for 5-10sec. damage and the （引脚拉力） （沿引线方向加10牛顿静载荷 5-10秒.） measured values Lead Bending Filter lead shall be subjected to withstand shall meet Item （引脚弯曲） against 90°bending its stem.This opration 5. shall be done toward both diretion. (无机械损伤，测量 （引脚折弯90°， 反方向同样。 ） 值足第 5款要求.） 6-2 Solderability Dip the terminals of the filter no closer The solder shall （可焊性） than 1.5mm into a soldering bath(230+5℃) be for coat at for 5+1 sec . least 95% of the (refer to MIL-STD-202E-208C) terminal surface （端子至少1.5mm应浸没在(230+5℃)锡池内 5+1 秒。 ） （端子表面95%被浸润) 6-3 Vibration Filter shall be measured after being (振动) applied vibration as below （在下面条件下振动后测试） No visible damage Vibration Freq: 10-55HZ and the measured (振动频率) value shall meet Amplitude : 1.5 mm table 1 （幅度） (无可见损伤且测量值 Directions : 3 axial directions 满足表１） （方向） （3轴向） Time : 1 hour/each direction （时间） （1小时/各方向） 6-4 Random Drop Filter shall be measured after 3 times （任意跌落） random dropping from the height of ３０ｃm. concrete floor. （3次３０ｃｍ高度跌落到水泥地板后测试） 6-5 Resistance to Filter immersing the terminals up to 1.5 The measured Soldering Heat mm to filter’s body in soldering bath value shall meet （耐焊接热） (350 +10℃) for 3 sec., filter shall be table 1. measure after being placed in natural (测量值满足表1) condition for 1 hour. （端子在(350+10℃)锡池内浸没到器件根部 1.5mm， ， 时间 3秒，自然条件放置 1小时后测试。 ） SFU465B Ceramics Filter
- PHYSICAL AND ENVIRONMENTAL CHARACTERISTICS（续上页） （物理及环境特性） after Test Item Condition of Test Requirements 6-7 Humidity After being placed in a chamber (Humi, （湿度） :90-95% RH Temp.:40 + 2℃) for 100 hours filter shall be measured after placed in natural condition for 1 hour (相对湿度 90-95% 温度 40 + 2℃容器中放置 100 小时， 自然条件放置 1小时后测试。 ） 6-8 Life Test After being placed in a chamber 85+2℃ （High for 100 hours ,filter shall be temperature) measured after being placed in natural condition for 1 hour. （寿命试验） （温度 85+ 2℃容器中放置 100 小时，自然条件放置 （高温） 1小时后测试。） 6-9 Life Test Placed in a chamber (Temp:-55+ 2℃) for The measured (Low 100 hours,filter shall be measured placed value shall meet temperature) in natural condition for 1 hour . Table 1. (寿命试验） （温度-55±2℃容器中放置 100 小时，自然条件放置1 （测量值应满足表 1） （低温） 小时后测试。） After temperature cycling of -55℃(30 66-10 Thermal Shock minutes ) to +85℃ ( 30 minutes ) was (温度冲击) performed 5 times with a transfer time15 min filter shall be measured after being placed in natural condition for 1 hour. 1 5 分 钟 1 次 , 自然条件放置1小时后测试。 ） SFU465B Ceramics Filter
- PHYSICAL AND ENVIRONMENTAL CHARACTERISTICS（续上页） （物理及环境特性） Item Limit Value （项目） （极限值） ※ Center Frequency + 1.0 kHz max （中心频率） ※ 3 dB Bandwidth + 1.0 kHz max （3dB 带宽） ※ Insertion Loss + 5.0 dB max （插入损耗） ※ Note: The limits in the above table are referenced to the initial Measurements.（表中的限值参照初始测量值） 7. NOTICE （注意） 7.1 Ceremic filter should be stored in storeroom .And the surrouding atmosphere is acidless,alkali-free and no other harmful impurity. (器件应贮藏在贮藏室，周围环境无酸、碱性腐蚀或其它有害气体.)
7.2 The package for ceramic filter should be avoid the hit by rain and
Snow,also the mechanical damage. (包装应避免风雪、雨水的侵袭以及机械伤害。)
7.3 This specification limits the quality of the component as a single
unit .Please make sure that the component is evaluated and confirmed the drawing When it is mounted to your product. （本规格书只规定了部件本身的质量。应用于您的产品时。请确认图纸该部件是否等效.） Table 1 (表 1) SFU465B Ceramics Filter