JTCV10.7MG48 Ceramic Discriminator 1. SCOPE This specification is applied to the ceramics discriminator used with the type JTCV10.7MG48 for FM receiver. Please contact us before using any of the products in the applications not described above. 2. PART NO.: PART NUMBER CUSTOMER PART NO SPECIFICATION NO JTCV10.7MG48 3. OUTLINE DRAWING: Appearance: No visible damage and dirt. Dimensions: J10.7 UNIT:mm http://www.luguang.cn mail:[email protected] JTCV10.7MG48 Ceramic Discriminator 4 . ELECTRICAL SPECIFICATIONS AND RATING 4.2 RATING Item Temp. Coefficient of Frequency (ppm/℃) max Insulation Resistance Ri,(MΩ)min Withstanding Voltage Requirements ±100 （Center Frequency drift， -10℃～+70℃） 100MΩ（D.C. 10V） 50VDC, 1min 4.1 ELECTRICAL SPECIFICATIONS Item Center Frequency fo (MHz) Recovered Audio Voltage (at fo) (mV) min Distortion (at fo) (%) max Recovered Audio 3dB Bandwidth (kHz) min Requirements A：10.700MHz±30KHz（Red） 700 1.0 400KHz 5 TEST 5.1 Test Conditions Parts shall be measured under a condition ( Temp. ： 20±15 ℃ ,Humidity ： 65±20% R.H.) unless the standard condition(Temp.：25±2℃,Humidity ：65±5% R.H.) is regulated to measure. 5.2 Test Circuit: DC OUT VCC(3V) AF OUT 2.2μ 0.033μ 24 23 22 1K X 21 20 19 330p 18 17 0.1μ 0.022μ LT10.7M 16 15 14 13 10 11 12 270Ω TA8132N(TOSHIBA) 1 2 3 4 5 6 7 8 9 22μ AF IN VCC(3V) http://www.luguang.cn 0.022μ mail:[email protected] JTCV10.7MG48 Ceramic Discriminator 5.2.1 Input Signal：Input Level：112dBμV Modulation Frequency：1000Hz Frequency Deviation： ±75kHz 5.2.2 Center Frequency（fo）: Center frequency is defined as the frequency at that D.C.output voltage shall correspond to 0.6V. 5.2.3 Recovered Audio Voltage: It is defined as the recovered audio voltage at center frequency（fo）. 5.2.4 Distortion: It is defined as the distortion at center frequency （fo）. Recovered Audio 3dB Bandwidth: It is defined as the difference between the two frequencies where the recovered audio voltage 3dB from the level of center frequency（fo）. 6 PHYSICAL AND ENVIRONMENTAL CHARACTERISTICS No Item 6.1 Humidity 6.2 High Temperature Exposure 6.3 Low Temperature Exposure 6.4 Temperature Cycling 6.5 6.6 Vibration Mechanical Shock Condition of Test Keep the discriminator at 40 ℃ ±2 ℃ and 90%~95% RH for 96h±4 h. Then release the discriminator into the room condition for 1h prior to the measurement. Subject the discriminator to 80℃±5℃ for 96h±4 h. Then release the discriminator into the room conditions for 1h prior to the measurement. Subject the discriminator to -20℃±5℃ for 96h±4 h. Then release the discriminator into the room conditions for 1h prior to the measurement. Subject the discriminator to -40℃ for 30 min. followed by a high temperature of 85℃ for 30 min. cycling shall be repeated 5 times with a transfer time of 15 s. At the room temperature for 1h prior to the measurement. Subject the discriminator to vibration for 2 h each in x、y and z axis with the amplitude of 1.5mm, the frequency shall be varied uniformly between the limits of 10 Hz.~55Hz. Drop the discriminator randomly onto a wooden floor from the height of 1m 3 times. http://www.luguang.cn Performance Requirements It shall fulfill the specifications in Table 1 It shall fulfill the specifications in Table 1 It shall fulfill the specifications in Table 1 It shall fulfill the specifications in Table 1 It shall fulfill the specifications in Table 1 No visible damage and it shall fulfill the specifications in Table 1 mail:[email protected] JTCV10.7MG48 Ceramic Discriminator Passed through the reflow oven under the following condition and left at room temperature for 1 hour before measurement. 6.7 6.8 Resistance to Temperature at the Soldering surface of the Heat substrate Preheat 150℃±5℃ Peak 240℃±5℃ Solderability Time It shall fulfill the specifications in Table 1 60s±10s 10s±3s More than 95% of the terminal Dipped in 230℃±5℃ solder bath for 3s±0.5 surface of the discriminator s with rosin flux (25wt%) ethanol solution. shall be covered with fresh solder. Mount a glass-epoxy board(width=40mm, thickness=1.6mm),then bend it to 1mm displacement and keepit for 5 s. (See the followingfigure) PRESS 6.9 Board Bending PRESS HEAD Mechanical damage such as breaks shall not occur. D SUPPORT BAR TABLE 1SPECIFICATION AFTER TEST ABOUT CHARACTERISTICS Item Center Frequency drift max. Recovered Audio Voltage drift max. Specification after test ±30kHz ±2dB Note ： The limits in the above table are referenced to the initial measurements. http://www.luguang.cn mail:[email protected] JTCV10.7MG48 Ceramic Discriminator 7 PACKAGE To protect the products in storage and transportation，it is necessary to pack them（outer and inner package）.On paper pack, the following requirements are requested. 7.1 Dimensions and Mark At the end of package, the warning (moisture proof, upward put) should be stick to it. 7.2 Dimensions and Mark (see below) NO. Name Quantity 1 Package 1 2 Certificate of approval 1 3 Label 1 4 Tying 2 5 Adhesive tape 1.2m 6 Belt 2.9m 7 Inner Box 12 Notes 7.3 Section of package Package is made of corrugated paper with thickness of 0.8cm.Package has 12 inner boxes, each box has 1 reel(each reel for plastic bag) http://www.luguang.cn mail:[email protected] JTCV10.7MG48 Ceramic Discriminator 7.4 Quantity of package Per plastic reel 1000 pieces of piezoelectric ceramic part Per inner box 5 reels Per package 12 inner boxes （60000 pieces of piezoelectric ceramic part ） 7.5 Reel φ max 7.6 Packing Method Sketch Map Blank Pocket 10 Pitches Loaded Pocket http://www.luguang.cn Blank Pocket 10 Pitches Leader 200mmMax mail:[email protected] JTCV10.7MG48 Ceramic Discriminator 7.7 Test Condition Of Peeling Strength Top T ape -70g re n g th 2 0 t S g n i P eel 10° Max C arrier Tape 8 OTHER 8.1 Caution of use 8.1.1 Do not use this product with bend. Please don’t apply excess mechanical stress to the component and terminals at soldering. 8.1.2 The component may be damaged when an excess stress will be applied. 8.1.3 This specification mentions the quality of the component as a single unit. Please insure the component is thoroughly evaluated in your application circuit. 8.2 Notice 8.2.1 Please return one of this specification after your signature of acceptance. 8.2.2 When something gets doubtful with this specifications, we shall jointly work to get an agreemen http://www.luguang.cn mail:[email protected]