4.0mm x 2.5mm Ceramic SMD Crystal

C4BS

(Former FX425B)

DATASHEET

© Copyright 2019 Fox Electronics. All rights reserved

Title / Description: C4BS SERIES STANDARD SPECIFICATIONS

Drawing Number: C4BS-DOC-1

Size: A

Part Number:

Cage: 61429

Draftsperson: BEC

Approved: MAJ

Revision Date: 10/03/2019

Page 1 of 3

 Tolerances down to ±10PPM

 Stabilities down to ±10PPM

• SPECIFICATIONS

PARAMETERS

Frequency Range

12.000 ~ 50.000MHz

Frequency Tolerance @ 25ºC

(See options on page 3)

Frequency Stability, ref @ 25ºC

(See options below)

Temperature Range

Storage

(See options below)

-55ºC ~ +125ºC

5pF

(See options on page 2)

Drive Level

0.1mW

Aging per year

±5.0PPM

Maximum Soldering Temp / Time 260ºC / 10Seconds x 2

Moisture Sensitivity Level (MSL)

1

Termination Finish

Au over Ni

Seal Method

Seam

Lead (Pb) Free

Yes

RoHS/REACH Compliant

Yes

Available Operating Temperatures and Stabilities

Stability Temperature

±10PPM

±15PPM

±20PPM

±25PPM

±30PPM

±50PPM

±100PPM

0°C to +0°C

O

O

O

O

O

O

N/A

-10°C to +60°C

O

O

O

O

O

O

N/A

-10°C to +70°C

O

O

O

O

O

O

N/A

-20°C to +70°C

O

O

O

O

O

O

N/A

-30°C to +85°C

X

O

O

O

O

O

N/A

-40°C to +85°C

X

O

O

O

O

O

N/A

-40°C to +105°C

X

X

X

X

X

O

O

-40°C to +125°C

X

X

X

X

X

O

O

-55°C to +125°C

X

X

X

X

X

O

O

Key: O=Available, X=Not Available, N/A=Not Applicable

Frequency

Range

Operating Mode

Max ESR Ω

12.000 ~ 12.999999

Fundamental

120

13.000 ~ 50.000

Fundamental

80