FX135A-327美國FOX??怂咕д袷褂玫诫娮赢a(chǎn)品上回流焊的溫度多少
FX135A-327美國FOX??怂咕д袷褂玫诫娮赢a(chǎn)品上回流焊的溫度多少
標(biāo)準(zhǔn)規(guī)格最大參數(shù)(除非另有說明) 頻率范圍32.768千赫25°C時的頻率容差(見以下選項)頻率穩(wěn)定性,ref25°C(溫度系數(shù))-0.04PPM/(°C)2溫度范圍營業(yè)額(至)運營(TOPR)存儲(TSTG)+20攝氏度至+30攝氏度-40攝氏度至+85攝氏度-55攝氏度至+125攝氏度等效串聯(lián)電阻(RS)70kω負(fù)載電容(CL)(??怂故⒕д?/span>見以下選項)絕緣電阻@100VDC500mωMin驅(qū)動電平0.5W(典型值0.1W)每年老化(@25°C)3PPM最大焊接溫度/時間260°C/10秒x2濕度敏感度等級(MSL)j-標(biāo)準(zhǔn)-033數(shù)字一(one)鎳上的終端涂層金密封方法接縫無鉛(Pb)是符合RoHS標(biāo)準(zhǔn)
FX135A-327石英晶體,美國FOX福克斯晶振
| FX135A-327 | Fox Electronics | FX135A | kHz Crystal (Tuning Fork) | 32.768kHz | - | 2-SMD, No Lead | 0.126" L x 0.059" W (3.20mm x 1.50mm) | 0.035" (0.90mm) |
| FX135A-327 | Fox Electronics | FX135A | kHz Crystal (Tuning Fork) | 32.768kHz | - | 2-SMD, No Lead | 0.126" L x 0.059" W (3.20mm x 1.50mm) | 0.035" (0.90mm) |
| FX135A-327 | Fox Electronics | FX135A | kHz Crystal (Tuning Fork) | 32.768kHz | - | 2-SMD, No Lead | 0.126" L x 0.059" W (3.20mm x 1.50mm) | 0.035" (0.90mm) |
| FSRLF327 | Fox Electronics | FSRLF | kHz Crystal (Tuning Fork) | 32.768kHz | - | 4-SOJ, 5.50mm pitch | 0.343" L x 0.146" W (8.70mm x 3.70mm) | 0.098" (2.50mm) |
| FSRLF327 | Fox Electronics | FSRLF | kHz Crystal (Tuning Fork) | 32.768kHz | - | 4-SOJ, 5.50mm pitch | 0.343" L x 0.146" W (8.70mm x 3.70mm) | 0.098" (2.50mm) |
| FSRLF327 | Fox Electronics | FSRLF | kHz Crystal (Tuning Fork) | 32.768kHz | - | 4-SOJ, 5.50mm pitch | 0.343" L x 0.146" W (8.70mm x 3.70mm) | 0.098" (2.50mm) |
| FSXLF327 | Fox Electronics | FSXLF | kHz Crystal (Tuning Fork) | 32.768kHz | - | 4-SMD, Flat Lead, 3 Leads | 0.276" L x 0.060" W (7.00mm x 1.50mm) | 0.055" (1.40mm) |
| FSXLF327 | Fox Electronics | FSXLF | kHz Crystal (Tuning Fork) | 32.768kHz | - | 4-SMD, Flat Lead, 3 Leads | 0.276" L x 0.060" W (7.00mm x 1.50mm) | 0.055" (1.40mm) |
| FSXLF327 | Fox Electronics | FSXLF | kHz Crystal (Tuning Fork) | 32.768kHz | - | 4-SMD, Flat Lead, 3 Leads | 0.276" L x 0.060" W (7.00mm x 1.50mm) | 0.055" (1.40mm) |
| FOXSLF/080-20 | Fox Electronics | HC49SLF | MHz Crystal | 8MHz | ±50ppm | HC49/US | 0.447" L x 0.183" W (11.35mm x 4.65mm) | 0.142" (3.60mm) |
| FQ5032B-12.000 | Fox Electronics | C5BQ | MHz Crystal | 12MHz | ±30ppm | 4-SMD, No Lead | 0.197" L x 0.126" W (5.00mm x 3.20mm) | 0.047" (1.20mm) |
| FQ5032B-12.000 | Fox Electronics | C5BQ | MHz Crystal | 12MHz | ±30ppm | 4-SMD, No Lead | 0.197" L x 0.126" W (5.00mm x 3.20mm) | 0.047" (1.20mm) |
| FQ5032B-12.000 | Fox Electronics | C5BQ | MHz Crystal | 12MHz | ±30ppm | 4-SMD, No Lead | 0.197" L x 0.126" W (5.00mm x 3.20mm) | 0.047" (1.20mm) |
| FQ5032B-25.000 | Fox Electronics | C5BQ | MHz Crystal | 25MHz | ±30ppm | 4-SMD, No Lead | 0.197" L x 0.126" W (5.00mm x 3.20mm) | 0.047" (1.20mm) |
| FQ5032B-25.000 | Fox Electronics | C5BQ | MHz Crystal | 25MHz | ±30ppm | 4-SMD, No Lead | 0.197" L x 0.126" W (5.00mm x 3.20mm) | 0.047" (1.20mm) |
| FQ5032B-25.000 | Fox Electronics | C5BQ | MHz Crystal | 25MHz | ±30ppm | 4-SMD, No Lead | 0.197" L x 0.126" W (5.00mm x 3.20mm) | 0.047" (1.20mm) |
| FSMLF327 | Fox Electronics | FSMLF | kHz Crystal (Tuning Fork) | 32.768kHz | - | 4-SOJ, 2.29mm pitch | 0.410" L x 0.160" W (10.41mm x 4.06mm) | 0.140" (3.56mm) |
| FSMLF327 | Fox Electronics | FSMLF | kHz Crystal (Tuning Fork) | 32.768kHz | - | 4-SOJ, 2.29mm pitch | 0.410" L x 0.160" W (10.41mm x 4.06mm) | 0.140" (3.56mm) |
| FSMLF327 | Fox Electronics | FSMLF | kHz Crystal (Tuning Fork) | 32.768kHz | - | 4-SOJ, 2.29mm pitch | 0.410" L x 0.160" W (10.41mm x 4.06mm) | 0.140" (3.56mm) |
晶體單元搬運注意事項
1)安裝注意事項 FX135A-327石英晶體,美國FOX??怂咕д?/strong>
如果電路板變形,例如安裝后彎曲、之間的焊接點剝落晶體諧振器和電路板可能會在陶瓷封裝中產(chǎn)生裂紋,導(dǎo)致?lián)p耗 真空、內(nèi)部元件的破壞等.尤其是當(dāng)重新鋪設(shè)它所在的板時安裝時,可能會施加較大的應(yīng)力,請考慮電路板布局和切割最小化產(chǎn)品壓力的方法. 當(dāng)智能手機晶振產(chǎn)品自動安裝在板上時,如果晶體受到較大沖擊 諧振器,特性可能會改變/惡化,或者產(chǎn)品可能壞掉了.
當(dāng)自動安裝時,請考慮對晶體單元的沖擊來設(shè)置條件. 此外,請事先進(jìn)行安裝測試,并確認(rèn)對沒有影響晶體諧振器的特性. 當(dāng)出現(xiàn)以下情況時,由于長時間反復(fù)劇烈的溫度變化,焊接部分可能會出現(xiàn)裂紋由于電路板的膨脹系數(shù)不同于 水晶包裝.在這種情況下使用時,請事先進(jìn)行測試并確認(rèn)對石英晶體諧振器單元沒有影響. 陶瓷封裝是小而薄的產(chǎn)品.因此,如果/當(dāng)你安裝后返工,請給考慮選擇和處理要使用的工具. FX135A-327石英晶體,美國FOX??怂咕д?/strong>
2)焊接
以下是典型的SMD無鉛回流焊曲線:
高溫下過長的加熱時間可能導(dǎo)致特性惡化,并且可能
打破水晶裝置.對于手工返工,在300℃或更低的溫度下加熱引線部分5秒或更短時間.
3)清潔 FX135A-327石英晶體,美國FOX??怂咕д?/strong>
因為小而薄的石英晶振晶體芯片被用于音叉晶體單元,并且頻率接近
超聲波清洗機,水晶片容易破碎.因此,不要進(jìn)行超聲波清洗.
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