08055C151JAT2A Equivalent & Substitute Parts

Part Overview

The 08055C151JAT2A is a 150 pF ±5% 50V ceramic capacitor manufactured by KYOCERA AVX with X7R temperature coefficient in 0805 (2012 Metric) surface mount package. This part is Active status and widely used in general purpose applications requiring bypass and decoupling functionality. Substitute parts are identified based on matching capacitance value, package size, and voltage rating, with variations in temperature coefficient and tolerance specifications.

Key Parameters

Parameter	Value
Capacitance	150 pF
Tolerance	±5%
Voltage - Rated	50V
Temperature Coefficient	X7R
Operating Temperature Range	-55°C ~ 125°C
Package / Case	0805 (2012 Metric)
Mounting Type	Surface Mount, MLCC
Size / Dimension	0.079" L x 0.049" W (2.01mm x 1.25mm)
Thickness (Max)	0.037" (0.94mm)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the 08055C151JAT2A are grouped into two categories based on electrical parameter compatibility:

Category 1: Direct Electrical Equivalents (Same Voltage Rating - 50V)

KGM21BCG1H151FT (KYOCERA AVX, ±1% C0G/NP0)
KGM21BCG1H151GT (KYOCERA AVX, ±2% C0G/NP0)
C0805C151J5RAC7800 (KEMET, ±5% X7R)
C0805C151F5GAC7800 (KEMET, ±1% C0G/NP0)
C0805C151G5GAC7800 (KEMET, ±2% C0G/NP0)

Category 2: Upgraded Voltage Rating (100V or Higher)

KGM21BCG2A151FT (KYOCERA AVX, 100V, ±1% C0G/NP0)
KGM21BCG2A151GT (KYOCERA AVX, 100V, ±2% C0G/NP0)
C0805C151F1GAC7800 (KEMET, 100V, ±1% C0G/NP0)
C0805C151J1GAC7800 (KEMET, 100V, ±5% C0G/NP0)
C0805C151J2GAC7800 (KEMET, 200V, ±5% C0G/NP0)

Substitution is determined by three critical parameters: capacitance value (150 pF fixed), package size (0805 fixed), and voltage rating (50V minimum). Temperature coefficient and tolerance variations are secondary parameters that define performance characteristics within the same electrical class.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Tolerance	Voltage - Rated	Temperature Coefficient	Package / Case	Inventory (Pcs)	RoHS Status
08055C151JAT2A	KYOCERA AVX	150 pF	±5%	50V	X7R	0805 (2012 Metric)	675	ROHS3 Compliant
KGM21BCG1H151FT	KYOCERA AVX	150 pF	±1%	50V	C0G, NP0	0805 (2012 Metric)	24334	ROHS3 Compliant
KGM21BCG1H151GT	KYOCERA AVX	150 pF	±2%	50V	C0G, NP0	0805 (2012 Metric)	1012	ROHS3 Compliant
KGM21BCG2A151FT	KYOCERA AVX	150 pF	±1%	100V	C0G, NP0	0805 (2012 Metric)	10285	ROHS3 Compliant
KGM21BCG2A151GT	KYOCERA AVX	150 pF	±2%	100V	C0G, NP0	0805 (2012 Metric)	4793	ROHS3 Compliant
C0805C151J5RAC7800	KEMET	150 pF	±5%	50V	X7R	0805 (2012 Metric)	4019	ROHS3 Compliant
C0805C151F1GAC7800	KEMET	150 pF	±1%	100V	C0G, NP0	0805 (2012 Metric)	6996	ROHS3 Compliant
C0805C151F5GAC7800	KEMET	150 pF	±1%	50V	C0G, NP0	0805 (2012 Metric)	10551	ROHS3 Compliant
C0805C151G5GAC7800	KEMET	150 pF	±2%	50V	C0G, NP0	0805 (2012 Metric)	5463	ROHS3 Compliant
C0805C151J1GAC7800	KEMET	150 pF	±5%	100V	C0G, NP0	0805 (2012 Metric)	22458	ROHS3 Compliant
C0805C151J2GAC7800	KEMET	150 pF	±5%	200V	C0G, NP0	0805 (2012 Metric)	15153	ROHS3 Compliant

Engineering Selection Recommendations

All listed substitute parts maintain Active product status and ROHS3 compliance, meeting regulatory requirements equivalent to the 08055C151JAT2A. Selection between direct equivalents and upgraded voltage ratings depends on circuit design specifications.

For applications requiring the original 50V rating with X7R temperature coefficient characteristics, C0805C151J5RAC7800 (KEMET) provides direct electrical equivalence with identical tolerance and voltage specifications.

For applications where tighter tolerance is acceptable, KGM21BCG1H151FT or C0805C151F5GAC7800 offer ±1% tolerance at 50V with C0G/NP0 temperature coefficient, providing improved capacitance stability across the operating temperature range.

For circuits designed to operate at higher voltage margins, KGM21BCG2A151FT, KGM21BCG2A151GT, C0805C151F1GAC7800, C0805C151J1GAC7800, and C0805C151J2GAC7800 provide 100V or 200V rated alternatives with C0G/NP0 characteristics, enabling use in higher voltage applications while maintaining the same 150 pF capacitance value and 0805 package footprint.

All substitute parts are packaged in Tape & Reel (TR) format with MSL 1 (Unlimited) moisture sensitivity rating, matching the original part's handling and storage requirements.

Frequently Asked Questions (FAQ)

Q: Can I substitute the 08055C151JAT2A with a higher voltage rated part? A: Yes. Higher voltage rated parts (100V or 200V) are electrically compatible substitutes for 50V applications. The circuit will operate normally as the capacitor is rated for higher voltage stress than required. This substitution is one-directional; lower voltage rated parts cannot substitute for higher voltage requirements.

Q: What is the difference between X7R and C0G/NP0 temperature coefficients? A: X7R temperature coefficient specifies capacitance variation of ±15% across the -55°C to 125°C operating range. C0G/NP0 specifies tighter variation of 0±30 ppm/°C, providing superior capacitance stability across temperature extremes. C0G/NP0 parts are suitable for applications requiring stable capacitance values in temperature-sensitive circuits.

Q: Does tolerance affect substitution compatibility? A: Tolerance variations (±1%, ±2%, ±5%) do not prevent substitution but affect circuit performance. Tighter tolerance parts (±1%) provide more precise capacitance values, beneficial for frequency-critical or precision analog circuits. Standard tolerance parts (±5%) are suitable for general purpose bypass and decoupling applications.

Q: Are all substitute parts available in the same package size? A: Yes. All listed substitute parts use the 0805 (2012 Metric) surface mount package with identical footprint dimensions (0.079" L x 0.049" W), ensuring direct PCB layout compatibility without redesign.

Q: What inventory considerations apply to substitute selection? A: Inventory levels vary significantly among substitute parts. KGM21BCG1H151FT (KYOCERA AVX) and C0805C151F5GAC7800 (KEMET) maintain the highest inventory levels (24334 and 10551 pcs respectively), providing supply chain reliability for high-volume production requirements.

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