• This PDF catalog is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our
1. This Specifications and Test Methods is downloaded from the website of Murata Manufacturing co.,ltd. Therefore, it's specifications are subject to change or our products in it may be discontinued without advance noCtice0. 2E.pdf
• Please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in this catalog to prevent smoking and/or burning, etc.
!Note
!Note
sales representatives or product engineers before ordering.
0. Please check with our sales representatives or product engineers before ordering.
• This catalog has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering.
• This PDF catalog has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering.
2. This Specifications and Test Methods has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product
10.12.20
0. specifications before ordering.
GNM Series Specifications and Test Methods (1)
GNM Series Specifications and Test Methods (1)
When no "*" is added in PNs table, please refer to GNM Series Specifications and Test Methods (1).
When "*" is added in PNs table, please refer to GNM Series Specifications and Test Methods (2).
Continued from the preceding page.
Specifications
No.
Item
Test Method
Temperature
Compensating Type
High Dielectric Type
High Temperature
Load
The measured and observed characteristics should satisfy the
specifications in the following table.
Appearance No marking defects
Within ±3%
or ±0.3pF
Apply 200% of the rated voltage for 1000±12 hours at the
maximum operating temperature ±3°C. Let sit for 24±2 hours
at room temperature, then measure.
Capacitance
Change
R7, R6, C7: Within ±12.5%
(whichever is
larger)
The charge/discharge current is less than 50mA.
30pF and over:
18
QU350
• Initial measurement for high dielectric constant type.
Apply 200% of the rated DC voltage for one hour at the
maximum operating temperature ±3°C. Remove and let sit for
24±2 hours at room temperature. Perform initial
measurement.
10pF and over,
30pF and below:
QU275+5C/2
10pF and below:
QU200+10C
Char. 25V min. 16V
10V/6.3V
0.05
max.
Q/D.F.
R7, R6,
C7
0.04
max.
0.05
max.
C: Nominal
Capacitance (pF)
I.R.
More than 1,000MΩ or 50Ω · F (whichever is smaller)
Table A
Capacitance Change from 25°C (% )
Nominal Values
–55°C
Char.
–30°C
–10°C
(ppm/°C) *1
Max.
Min.
Max.
Min.
Max.
Min.
5C
0±30
0.58
–0.24
0.40
–0.17
0.25
–0.11
*1: Nominal values denote the temperature coefficient within a range of 25 to 125°C.
73
MURATA [ muRata ]
