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Quartz crystal unit SJK 6BS04000F20UCG HC49S package frequency 4 megahertz tolerance 20 ppm ideal for DSN and PDA systems

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Quartz crystal unit SJK 6BS04000F20UCG HC49S package frequency 4 megahertz tolerance 20 ppm ideal for DSN and PDA systems

Normal temperature Frequency Tolerance : ±20ppm

Frequency Stability : ±30ppm

Load Capacitance : 20pF

Operating Temperature : -40℃~+85℃

Frequency : 4MHz

Description : Crystal 4MHz ±20ppm 20pF HC-49S

Mfr. Part # : 6BS04000F20UCG

Model Number : 6BS04000F20UCG

Package : HC-49S

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Product Overview

The QUARTZ CRYSTAL UNIT SERIES 6BS/SS is a resistance-welded HC-49S package crystal unit designed for automatic mounting and reflow soldering. It offers high precision characteristics covering up to high-frequency ranges and is an ideal choice for Bluetooth wireless communication sets, DSN, PDA, and mobile phones. Available in an embossed taping specification.

Product Attributes

Brand: SJK ()
Origin: China
Package: HC-49S
Certifications: RoHS, REACH, HF
Moisture Sensitivity Level: Level 1
Minimum Packaging: 1K/box

Technical Specifications

Part Number (P N/ SJK)	Frequency	Frequency Tolerance (at 25C)	Load Capacitance (CL)	Frequency Stability (Over Temp)	Operating Temperature Range	Storage Temperature Range	Shunt Capacitance (C0) Max	Driver Level (Typical)	Equivalent Series Resistance (ESR) Max	Aging @25C (1st year) Max
6BS04000F20UCG	4.000000MHz	20 ppm	20.0 PF	30ppm max	-40 C to +85 C	-40 C to +125 C	3.0 PF	100W	90	3ppm/year

Product Specifications & Dimensions

Units: mm (Dimensions not provided in source text)

Marking

(Marking details not provided in source text)

Reflow Condition

(Reflow condition details not provided in source text)

Reliability Test Specification

Test Item	Test Conditions	Standard Requirements
Drop	Free fall from 55cm height onto a wooden board, 3 times	Frequency change 5ppm, Resistance change 15% before and after test
Vibration	Frequency: 10~55Hz, Amplitude: 1.5mm, Time: 2 hours per direction (X, Y, Z)	Frequency change 5ppm, Resistance change 15% before and after test
Thermal Shock	25 cycles of high/low temperature in a test chamber. Low temp: -403 for 30 min, High temp: 852 for 30 min. Temp change in 3 min.	Frequency change 5ppm, Resistance change 15% before and after test
Hermeticity	Helium pressure: 50.5Kg/cm, Helium pressurization time: 120 min	Leakage rate 110-9Pa.m3/s
Resistance to Soldering Heat	Wave crest temp: 260C10C, Time: 155 sec	Frequency change 5ppm, Resistance change 15% before and after test
Solderability Test	Temp: 260C10C, Immersion time: 31 sec	Soldered area coverage 90% of pin surface
High Temperature and Humidity	Temp: 60C2, Humidity: 90%~95%, Duration: 240 hours	1. Frequency change 5ppm, Resistance change 15% before and after test. 2. Product surface shall not rust.
High Temperature Test	Temp: 85C2, Duration: 240 hours	Frequency change 5ppm, Resistance change 15% before and after test
Low Temperature Test	Temp: -40C2, Duration: 240 hours	Frequency change 5ppm, Resistance change 15% before and after test
Life Test	Voltage: 5V, Temp: 25, Duration: 1000 hours	Frequency change 5ppm, Resistance change 15% before and after test

2207271530_SJK-6BS04000F20UCG_C252282.pdf

Quality Quartz crystal unit SJK 6BS04000F20UCG HC49S package frequency 4 megahertz tolerance 20 ppm ideal for DSN and PDA systems for sale

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