dip seam tuning fork 3.0 x 8.0 mm yt-38...

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DIP SeamTuning Fork3.0x8.0mm YT-38 Series

Features

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．

．．

Dimensions

1/2

Tuning fork crystal in 3 x 8 mm cylinder type 32.768 KHz standard ±20 ppm Standard Excellent Reliability Performance

Mounting of cylinder type products:

Soldering the body of the cylinder type crystal units with PCB must be avoided due to deteriorate the characteristics or damage

the products. Rubber adhesive is recommended.

Soldering Lead wires should be soldered within 3 seconds with the soldering iron

heated to a temperature no higher than 300℃

0.33

5

9.55 min8.03 max

0.8

φ2.

95 m

ax

Units:mm( 0.1mm)±Units:mm( 0.1mm)±

YXC32XXX

Electrical SpecificationsItem / Type YT-38

FrequencyRange

FrequencyTolerance(at25℃)

FrequencyStabilityOverall

OperatingTemperatureRange

ShuntCapacitance(C0)

DriveLevel

LoadCapacitance

Aging(at25℃)

StorageTemperatureRange

32.768KHz

-20~+70℃,orspecify

1.8pFMax.

1~100μW( 1.0μWTvp

12.5 pF

±20ppm,orspecify

±3ppm/yearMax.

-40~+85℃

FundamentalVibration Mode

)

Insulation Resistance More Than 500M at DC 100V

AT

Ω

,orspecify

,orspecify

Equivalent Series Resistance(ESR)Fundamental

32.768KHz 40 ΩMax.

±20ppm,orspecify±10ppm,

YXC32XXX

2/2

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★ PART NUMBER GUIDE 部件号示例 e.g. X308 0327 68 K G D2SC YT-38 =2.9 5× 8 .03 DI P SEAM TYPE

Definition Description

：

I ：

-20~+70℃

-40~+85℃Operating

Temperature Range

C

Frequency Load Capacitance

X C32768K G D

Operating Temp. Range

2 S

Quartz Crystal Resonator Dimensions

3080

(Hz) (Pf) (ppm)

FrequencyStabilityOverall

Pin Material

★ REFLOW SOLDERING PROFILE 回流焊特性

Temperature (℃)

Times (S)

260℃ max

220℃

180℃

①

③

②

① Preheat 160~180℃ 120sec. max ② Primary heat 220℃ 60sec. max

Pb free reflow A

③ Peak 260℃ 10sec. max.