AT-41 / AT-41CD2

For OA / AV

cu42_080418_AT-41_e1

mm

mm

Frequency Range

Overtone Order

Frequency Tolerance (25 ±3℃)

Temperature Characteristics

(with reference to +25°C)

Operating Temperature Range

Equivalent Series Resistance

Drive Level

Load Capacitance

−10 to +70℃

Refer to *1

Refer to *2 (Max: 1000μW)

3.1375 to 36.864MHz

Fundamental

16pF

26.9 to 74.1MHz

3rd overtone

Series resonance

Item

Model

AT-41 / AT-41CD2

φ0.43

+0.05

-0.03

4.88±0.2

11.05max

4.65max

10.21max

6.0

9.0

4.88±0.2

12.4 ±0.3

11.4 ±0.2

AT-41

AT-41CD2

AT-41

AT-41CD2

Pb

Free

Crystal Units

Reference land pattern

A highly stable and reliable low-height crystal unit with a metallic package,

also suitable for surface mounting.

Compatible with surface mounting.

Airtight metal package ensures high-reliability.

Taping package is for customer automatic loading operation.

AT-41CD2 meets the requirements for re-flow profiling using lead-free

solder.

l

l

l

l

*1 Equivalent Series Resistance

3 to 3.2

3.2 to 3.5

3.5 to 4

4 to 4.5

4.5 to 5

5 to 6

6 to 8

8 to 10

10 to 12

12 to 37

26 to 35

35 to 48

48 to 75

Fundamental

3rd overtone

400

200

150

120

100

80

70

60

50

40

140

100

80

Frequency (MHz)

(Range)

Equivalent Series

Resistance max.[Ω]

Overtone

Order

*2 Drive Level

3 to 5

5 to 37

26 to 60

60 to 75

Fundamental

3rd overtone

500

50

500

10

Frequency (MHz)

(Range)

Drive Level

(μW)

Overtone

Order

When ordering our products, specify them with an “Ordering Code” that consists of the following :

--

M

If you have any queries concerning our standard frequencies and numbers for specifying orders, please contact our sales representatives or visit our homepage

(http://www.ndk.com/).

Model name

Frequency (Max : 9 digits)

Number for specifying an order

Example AT-41-16.000M-LN-L-0005

The above specifications are standard for this NDK product.

Custom-made specifications such as load capacitance and

temperature characteristics are also available.

Please contact NDK sales with your enquiries.