Case Size [EIA] Capacitance [F] Tolerance Voltage [V] Dielectric Termination SRF [Hz] ESR @ SRF [Ω] Product Type Technology
0805 12 n ± 10 % 250 X7R Sn 52.5 M 66.8 m Automotive MLCC
0805VC123K4T2A
SizeVoltageDielectricCapacitance Code (in pF)Capacitance ToleranceFailure RateTerminationsPackagingSpecial Code

0402

0603

0805

1206

1210

1812

10V = Z

16V = Y

25V = 3

50V = 5

100V = 1

200V = 2

250V = V

500V = 7

X7R = C

2 Sig. Digits +

Number of Zeros

e.g. 10 F = 106

F = ±1% (≥10pF)*

G = ±2% (≥10pF)*

J = ±5% (≤1µF)

K = ±10%

M = ±20%

4 = Automotive

T = Plated Ni and Sn

2 = 7” Reel

4 = 13” Reel

A = Std. Product


This legend is Only for explain PartNumber parts, not for order or create specific PartNumber

PN structure example - For more specific information about full Part Numbers building see:
Catalog Series Datasheet - X7R Automotive

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Ceramic schema - X7R & X8L Impedance
Impedance
R0  =  100 μΩ
R1  =  65.98 mΩ
R2  =  9.01 Ω
R3  =  3.303 Ω
R4  =  1 GΩ
L1  =  864.2 pH
L2  =  5.599 nH
L3  =  17.98 nH
C1  =  10.56 nF
C2  =  1.164 nF
C3  =  276 pF

Ceramic schema - X7R & X8L ESR
ESR
R0  =  62.44 mΩ
R1  =  11.37 kΩ
R2  =  1.066 kΩ
R3  =  87.59 Ω
R4  =  8.662 Ω
R5  =  1.065 Ω
R6  =  162.7 mΩ
R7  =  31.87 mΩ
R8  =  17.28 mΩ
R9  =  130.6 mΩ
R10  =  614.2 mΩ
R11  =  672.2 mΩ
R12  =  7.217 mΩ
R13  =  21.66 mΩ
L1  =  19.94 pH
L2  =  42.08 pH
L3  =  1000 aH
L4  =  19.76 pH
L5  =  31.32 pH
C1_8  =  792.4 nF
C9  =  542.4 nF
C10  =  18.47 nF
C11  =  6.779 nF
Ceramic capacitor case schema Universal

EIA - 0805

millimeters [mm] inches [in]
L 2.01 ±0.2 0.079 ±0.008
W 1.25 ±0.2 0.049 ±0.008
T max. 1.4 0.055
t 0.5 ±0.25 0.02 ±0.01

For more specific information about part number case size see:   Catalog Series Datasheet - X7R Automotive