C-FREQ-18-F-SMD datasheet, PDF

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C-FREQ-18-F-SMD: DescriptionParallel - Fundamental Quartz Crystal, 10MHz Min, 300MHz Max; CategoryPassive components Crystal/resonator; File Size51KB，1 Pages; ManufacturerRaltron; Websitehttp://www.raltron.com/; Environmental Compliance

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C-FREQ-18-F-SMD Overview

Parallel - Fundamental Quartz Crystal, 10MHz Min, 300MHz Max

C-FREQ-18-F-SMD Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	Raltron
Reach Compliance Code	compliant
Ageing	3 PPM/YEAR
Crystal/Resonator Type	PARALLEL - FUNDAMENTAL
Drive level	100 µW
frequency stability	0.0003%
frequency tolerance	25 ppm
load capacitance	18 pF
Manufacturer's serial number	UM-1-SMD
Installation features	SURFACE MOUNT
Maximum operating frequency	300 MHz
Minimum operating frequency	10 MHz
Maximum operating temperature	60 °C
Minimum operating temperature	-10 °C
surface mount	YES
Base Number Matches	1

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HIGH ACCURACY SURFACE MOUNT CRYSTALS

FEATURES

TIGHT TOLERANCE AND STABILITY OVER TEMPERATURE

WIDE FREQUENCY RANGE

EXCELLENT FREQUENCY SOURCE FOR TELECOM APPLICATIONS

SPECIFICATIONS

FREQUENCY RANGE

HOLDER TYPES

FREQUENCY TOLERANCE AT 25° C

FREQUENCY STABILITY OVER TEMPERATURE RANGE

OPERATING TEMPERATURE RANGE

LOAD CAPACITANCE

AGING PER YEAR

MODE OF OSCILLATION

EQUIVALENT SERIES RESISTANCE (ESR)

DRIVE LEVEL

A-SMD: HC-49/U-SMD

C-SMD: UM-1 SMD

1.00 MHz TO 360.00 MHz

10.00 MHz TO 300.00 MHz

±5 PPM TO ±25 PPM

±3 PPM (-10°C TO +60°C) TO

±50 PPM (-55°C TO +125°C)

-55°C TO +125°C MAXIMUM

10 pF TO 50 pF OR SERIES

±3 PPM MAXIMUM

FUNDAMENTAL TO NINTH OVERTONE

SEE PAGE 3

0.1

TYPICAL

OUTLINE DRAWINGS

A-SMD TYPE: HC-49/U-SMD

Scale none Dimension in

inch

3.0

.118

C-SMD TYPE: UM-1-SMD

3.56

3.18

.125

3.0

.118

.140

2.8

.110

8.1 MAX

.319 MAX

1.80 .071

13.5 MAX

.530 MAX

13.34

.525

3.18

.125

4.88 ± .127

.192 ± .005

3.60

.142

3.75

.148

4.65 MAX

.183 MAX

5.3 MAX

.208 MAX

3.3 MAX

.130 MAX

.10 ± .020

2.5 ± 0.5

.431

.017

1.80

.071

3.20

.126

1.27

0.50

1.27

.050

2.48

.098

2.97 ± .30

.117 ± .012

11.05 MAX

.435 MAX

1.91 ± .63

.075 ± .025

1.40 ± .25

.055 ± .01

19.40 MAX

.764 MAX

1.57 ± .30

.062 ± .012

3.75

.148

1.45 ± 0.15

.057 ± .006

12.7 MAX

.500 MAX

PART NUMBERING SYSTEM

HOLDER TYPE

IN MHz

FREQUENCY

LOAD CAPACITANCE

3OT

5OT

7OT

9OT

MODE

FUNDAMENTAL

THIRD OVERTONE

FIFTH OVERTONE

SEVENTH OVERTONE

NINTH OVERTONE

EXT

SMD

EXTENDED

TEMPERATURE

SURFACE

MOUNT

HC-49/U-SMD

UM-1-SMD

10 TO 32pF FOR PARALLEL

S FOR SERIES

EXAMPLE: A-32.000-20-3OT-SMD

C-100.00-S-5OT-SMD

Raltron Electronics Corporation 10651 NW 19th St. Miami, Florida 33172 U.S.A.

Tel: 305-593-6033 Fax: 305-594-3973 e-mail: sales@raltron.com Internet: http://www.raltron.com

4.8 MAX

.189 MAX

1.3 ± 0.2

.051 ± .008

9.20

.362

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