NKG

Tuning Fork Crystals

Tuning Fork Crystals

NKG offers highly reliable ceramic SMD packages ranging from 1.2 x 1.0 mm up to 4.9 x 1.8 mm. Various plastic moulded packages in sizes from 6.8 x 1.4mm up to 10.4 x 4.1 mm. SMD tuning forks resonating at 32.768 kHz are ideal for wearable, drug delivery devices, and hearing aids. Wide temperature ranges are an option up to +125°C.

Tuning Fork Quartz Crystal Units in Ceramic Seam Seal SMD Packages

DeviceDatasheetFrequency№ of PadsTemp. Range
(°C)
Load Capacitance
(pF)
Package Size
(mm2)
01-CR3-05https://nkg.com.hk/wp-content/uploads/datasheet/NKG_TuningFork_SMD_1610_CR3-05.pdf32.768kHz2–40 ~ +85
–40 ~ +105
–40 ~ +125
6pF
7pF
9pF
12.5pF
1.6 x 1.0
01-CR3-06https://nkg.com.hk/wp-content/uploads/datasheet/NKG_TuningFork_SMD_2012_CR3-06.pdf32.768kHz2–40 ~ +85
–40 ~ +105
–40 ~ +125
6pF
7pF
9pF
12.5pF
2.0 x 1.2
01-CR3-07https://nkg.com.hk/wp-content/uploads/datasheet/NKG_TuningFork_SMD_3215_CR3-07.pdf32.768kHz2–40 ~ +85
–40 ~ +105
–40 ~ +125
6pF
7pF
9pF
12.5pF
3.2 x 1.5
01-CR3-09https://nkg.com.hk/wp-content/uploads/datasheet/NKG_TuningFork_SMD_4115_CR3-09.pdf32.768kHz2–40 ~ +85
–40 ~ +105
–40 ~ +125
9pF
12.5pF
4.1 x 1.5
01-CR3-10https://nkg.com.hk/wp-content/uploads/datasheet/NKG_TuningFork_SMD_4918_CR3-10_EOL.pdfEOL NOTICE from 05-01-2021
01-CR3-12https://nkg.com.hk/wp-content/uploads/datasheet/NKG_TuningFork_SMD_1210_CR3-12.pdf32.768kHz4–40 ~ +85
–40 ~ +105
–40 ~ +125
6pF
7pF
9pF
12.5pF
1.2 x 1.0

Tuning Fork Quartz Crystal Units in Resin Mold SMD Packages

DeviceDatasheetFrequency№ of J-LeadsTemp. Range
(°C)
Load Capacitance
(pF)
Package Size
(mm2)
01-CR3-14https://nkg.com.hk/wp-content/uploads/datasheet/NKG_TuningFork_Resin_SMD_6.9x1.4_CR3-14.pdf32.768kHz4–10 ~ +60
–20 ~ +70
–40 ~ +85
6pF
7pF
9pF
12.5pF
6.8 x 1.4
01-CR3-25https://nkg.com.hk/wp-content/uploads/datasheet/NKG_TuningFork_Resin_SMD_8x3.8_CR3-25.pdf32.768kHz
25kHz ~ 300kHz
4–10 ~ +60
–20 ~ +70
–40 ~ +85
6pF ~ 12.5pF8.0 x 3.8
01-CR3-45
01-CR3-46
https://nkg.com.hk/wp-content/uploads/datasheet/NKG_TuningFork_Resin_SMD_10x4_CR3-4x.pdf32.768kHz
30kHz ~ 100kHz
4–10 ~ +60
–20 ~ +70
–40 ~ +85
6pF ~ 12.5pF &
SERIES
10.4 x 4.1