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Miniature Crystals

UM-1, UM-4 & UM-5

Specifications

UM-1: 8.0mm maximum height

UM-4: 4.8mm maximum height

UM-5: 6.0mm maximum height

Parameters

Package:

UM-1

UM-4

UM-5

Product

UM-1 UM-4 UM-5

Option

Code

Frequency range:

3.579 ~ 300MHz

10.0 ~ 300MHz

Calibration tolerance:

±5ppm

±7.5ppm

±10ppm

±20ppm

±30ppm

Other values (±3ppm ~ ±100ppm)

±5ppm

±7.5ppm

±10ppm

±20ppm

±30ppm

Other values (±3ppm ~ ±100ppm)

specify

0.35Ø

12.00

(min)

ACTUAL SIZE

Temperature stability:

3.75

Package

3.20

(max)

7.80

UM-1

UM-4

UM-5

Height H

8.00 max

4.80 max

6.00 max

Scale 2:1

Slim case (2.6mm thick is available as an option over 20.0MHz. Contact our sales office for

details.

Features

Operating temperature range:

0 to +50°C

-10 to +60°C

-20 to +70°C

-30 to +80°C

-40 to +85°C

Other values

Circuit condition:

12pF

16pF

20pF

30pF

Series resonant

Other values

Fundamental

3rd overtone

5th overtone

7th overtone

7pF max

Ideal for custom frequencies & specifications

Wide frequency range

Tight specifications available

Fundamental mode up to 55.0MHz

Oscillation mode:

ESR Values

The table shows the maximum ESR values in ohms for each

package across the available frequency range.

Frequency

3.5 ~ 4.99

5.0 ~ 5.99

6.0 ~ 6.99

7.0 ~ 7.99

8.0 ~ 9.99

10.0 ~ 15.9

16.0 ~ 55.0

30.0 ~ 49.9

50.0 ~ 100

60.0 ~ 150

130 ~ 300

Mode

Fundamental

3rd overtone

5th overtone

7th overtone

UM-1

200

150

120

100

150

UM-4

120

150

UM-5

120

150

Static capacitance (C

Equivalent series resistance (max):

see table

Ageing:

±3ppm max first year

100µW

Test drive level:

Standard.

Optional - Please specify required code(s) when ordering

Ordering Information

Product name + option codes + frequency

eg:

UM-1/231JF 24.576MHz

20/30/10/30-F

Insulating washers and mounting clips available. See our website

for details.

Some combinations of stability and temperature range may not be

available. Please check with us before ordering.

Tel:

+44 1460 256 100

19 Jul 2002

Fax:

+44 1460 256 101

E-mail:

sales@golledge.com

Web:

www.golledge.com

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