LUGUANG ZTT20.0MX

ZTT20.0MX
Ceramic Resonato
1. SCOPE
This specification shall cover the characteristics of the ceramic resonator with
the type ZTT20.0MX.
2. PART NO.:
PART NUMBER CUSTOMER PART NO SPECIFICATION NO
ZTT20.0MX
3. OUTLINE DRAWING AND DIMENSIONS:
3.1 Appearance: No visible damage and dirt.
3.2 Construction: Leads are soldered on electrode and body is molded by resin.
3.3 Dimensions:
20.0
UNIT:mm
SHENZHEN LUGUANG ELECTRONIC TECHNOLOGY CO.,LTD.
1
ZTT20.0MX
Ceramic Resonator
4. ELECTRICAL SPECIFICATIONS:
Oscillation Frequency Fosc(MHz)
20.00
Frequency Accuracy (%)
±0.5
Resonant Impedance
40
Ro(Ω)max
Temperature Coefficient of Oscillation
Frequency (%)max
±0.3 (Oscillation Frequency drift,
-25℃~+85℃)
Aging Rate (%)max
±0.5 (For Ten Years)
Rating Voltage
6VDC
15Vp-p
UR(V)max
Insulation Resistance Ri,(MΩ)min
100 (100V,1min)
Withstanding Voltage
50VDC,1min
5. MEASUREMENT:
5.1 Measurement Conditions: Parts shall be measured under a condition ( Temp.:
20±15℃,Humidity :65±20% R.H.) unless the standard condition(Temp.:
25±3℃,Humidity :65±5% R.H.) is regulated to measure.
5.2 Test Circuit:
IC:1/6TC74HCU04×2
X:CERAMIC RESONATOR
C1 C2:15pF±20%
SHENZHEN LUGUANG ELECTRONIC TECHNOLOGY CO.,LTD.
2
ZTT20.0MX
Ceramic Resonator
6. PHYSICAL AND ENVIRONMENTAL CHARACTERISTICS
No
6.1
6.2
6.3
6.4
6.5
6.6
6.7
6.8
Performance
Requirements
Humidity
Subject the resonator at +40 ± 2 ℃ and It shall fulfill the
90%-95% R.H. for 500 hours, resonator shall specifications in
be measured after being placed in natural Table 1.
conditions for 1 hour.
High
Subject the resonator to +85±5℃ for 500 It shall fulfill the
Temperature hours, resonator shall be measured after being specifications in
Exposure
placed in natural conditions for 1 hour.
Table 1.
Low
Subject the resonator to –25±5℃ for 500 It shall fulfill the
Temperature hours, resonator shall be measured after being specifications in
Exposure
placed in natural conditions for 1 hour.
Table 1.
Temperature Subject the resonator to -25℃ for 30 min. It shall fulfill the
Cycling
followed by a high temperature of +85℃ specifications in
for 30 min. Cycling shall be repeated 5 times. Table 1.
Resonator shall be measured after being
placed in natural conditions for 1 hour.
Vibration
Subject the resonator to vibration for 2 hours It shall fulfill the
each in x y and z axis with the amplitude of specifications in
1.5mm, the frequency shall be varied Table 1.
uniformly between the limits of 10Hz-55Hz
and then resonator shall be measured.
Mechanical
Resonator shall be measured after 3 times' No
visible
Shock
random dropping from the height of 100cm damage and it
on concrete floor.
shall fulfill the
specifications in
Table 1.
Resistance to Lead terminals are immersed up to 2 mm It shall fulfill the
Soldering
from resonator’s body in soldering bath of specifications in
Heat
260 ± 5 ℃ for 5 ± 1 seconds and then Table 1.
resonator shall be measured after being placed
in natural conditions for 1 hour
Solderability Lead terminals are immersed up to 2mm from More than 95%
resonator’s body in soldering bath of 235±5 of the terminal
℃ for 2±0.5 sec.
surface of the
resonator shall be
covered
with
fresh solder.
Item
Condition of Test
SHENZHEN LUGUANG ELECTRONIC TECHNOLOGY CO.,LTD.
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ZTT20.0MX
Ceramic Resonator
6. PHYSICAL AND ENVIRONMENTAL CHARACTERISTICS
(Continued from the preceding page)
No
Item
6.9
Terminal
Strength
6.9.1 Terminal
Pulling
6.9.2 Terminal
Bending
Performance
Requirements
No visible damage
Force of 5N is applied to each lead in axial and it shall fulfill
direction for 10±1 sec.
the specifications
When force of 5N is applied to each lead in in Table 1.
axial direction,the lead shall folded up 90°
from the axial direction and folded back to
the axial direction. The speed of folding
shall be each 3 seconds.
Condition of Test
Table 1
Item
Oscillation Frequency Change
Δfosc/fosc (%)max
Resonant Impedance Ro(Ω)max
Specification after test
±0.3(Refer to the initial value)
30
Note : The limits in the above table are referenced to the initial measurements.
7. REVIEW OF SPECIFICATIONS
When something gets doubtful with this specifications, we shall jointly work to
get an agreement.
SHENZHEN LUGUANG ELECTRONIC TECHNOLOGY CO.,LTD.
4