ECJ-2VB2D222K Equivalent & Substitute Parts

Part Overview

The ECJ-2VB2D222K is a 2200 pF ceramic capacitor rated at 200V with X7R temperature coefficient in 0805 (2012 Metric) surface mount package, manufactured by Panasonic Electronic Components. This part is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement continuity. The X7R dielectric provides stable capacitance across the operating temperature range of -55°C to 125°C, suitable for general-purpose applications requiring reliable bypass and decoupling functionality.

Key Parameters

Parameter	Value
Capacitance	2200 pF
Tolerance	±10%
Voltage Rating	200V
Temperature Coefficient	X7R
Operating Temperature Range	-55°C to 125°C
Package / Case	0805 (2012 Metric)
Mounting Type	Surface Mount, MLCC
Moisture Sensitivity Level	MSL 1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the ECJ-2VB2D222K are classified into two categories based on electrical and mechanical compatibility:

Direct Substitutes (Equivalent Parameters): Parts that maintain identical capacitance (2200 pF), tolerance (±10%), voltage rating (200V), temperature coefficient (X7R), and package (0805). These parts are electrically and mechanically interchangeable without design modification. Direct substitutes include C0805C222K2RAC7800 (KEMET), KGM21NR72D222KM and KGM21NR72D222KT (KYOCERA AVX), and VJ0805Y222KXCCW1BC (Vishay Vitramon).

Upgrade Substitutes (Enhanced Parameters): Parts that exceed the original specifications in voltage rating, tolerance, or temperature coefficient while maintaining the same capacitance value and package. These upgrades provide improved performance margins and are suitable for applications requiring higher reliability or tighter tolerances. Upgrade options include C0805C222J2RAC7800 (±5% tolerance, 200V), C0805C222JAGAC7800 (±5% tolerance, 250V, C0G/NP0), C0805C222JARAC7800 (±5% tolerance, 250V, X7R), C0805C222KARAC7800 (±10% tolerance, 250V, X7R), C0805C222KCRAC7800 (±10% tolerance, 500V, X7R), and C2012X7R2E222K085AA (±10% tolerance, 250V, X7R).

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Tolerance	Voltage Rating	Temperature Coefficient	Package	Product Status	RoHS Status	MSL
ECJ-2VB2D222K	Panasonic	2200 pF	±10%	200V	X7R	0805	Obsolete	—	1
C0805C222K2RAC7800	KEMET	2200 pF	±10%	200V	X7R	0805	Active	ROHS3	1
KGM21NR72D222KM	KYOCERA AVX	2200 pF	±10%	200V	X7R	0805	Active	ROHS3	1
KGM21NR72D222KT	KYOCERA AVX	2200 pF	±10%	200V	X7R	0805	Active	ROHS3	1
VJ0805Y222KXCCW1BC	Vishay Vitramon	2200 pF	±10%	200V	X7R	0805	Active	ROHS3	1
C0805C222J2RAC7800	KEMET	2200 pF	±5%	200V	X7R	0805	Active	ROHS3	1
C0805C222JAGAC7800	KEMET	2200 pF	±5%	250V	C0G, NP0	0805	Active	ROHS3	1
C0805C222JARAC7800	KEMET	2200 pF	±5%	250V	X7R	0805	Active	ROHS3	1
C0805C222KARAC7800	KEMET	2200 pF	±10%	250V	X7R	0805	Active	ROHS3	1
C0805C222KCRAC7800	KEMET	2200 pF	±10%	500V	X7R	0805	Active	ROHS3	1
C2012X7R2E222K085AA	TDK Corporation	2200 pF	±10%	250V	X7R	0805	Active	ROHS3	1

Engineering Selection Recommendations

For direct replacement of the obsolete ECJ-2VB2D222K, select from active-status direct substitutes: C0805C222K2RAC7800 (KEMET), KGM21NR72D222KT (KYOCERA AVX with highest inventory availability), or VJ0805Y222KXCCW1BC (Vishay Vitramon). All three maintain identical electrical specifications and are ROHS3 compliant with MSL 1 rating.

For applications requiring improved performance margins, upgrade substitutes provide enhanced specifications. C0805C222J2RAC7800 offers tighter ±5% tolerance at the original 200V rating. For designs requiring higher voltage headroom, C0805C222JARAC7800 or C0805C222KARAC7800 provide 250V rating with X7R stability. C0805C222KCRAC7800 is specified for high-voltage applications requiring 500V rating. C0805C222JAGAC7800 provides 250V with C0G/NP0 temperature coefficient for applications requiring superior temperature stability.

All recommended substitutes are active products with ROHS3 compliance and MSL 1 moisture sensitivity rating, ensuring long-term availability and regulatory compliance.

Frequently Asked Questions (FAQ)

Q: Can I use any of these substitute parts interchangeably with the ECJ-2VB2D222K?

A: Direct substitutes (C0805C222K2RAC7800, KGM21NR72D222KM, KGM21NR72D222KT, VJ0805Y222KXCCW1BC) are electrically and mechanically interchangeable without design modification. Upgrade substitutes with higher voltage ratings or tighter tolerances are also compatible but provide enhanced performance margins.

Q: What is the difference between direct substitutes and upgrade substitutes?

A: Direct substitutes maintain identical specifications: 2200 pF capacitance, ±10% tolerance, 200V rating, X7R temperature coefficient, and 0805 package. Upgrade substitutes exceed one or more specifications—higher voltage ratings (250V or 500V), tighter tolerance (±5%), or different temperature coefficient (C0G/NP0)—while maintaining the same capacitance and package.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All active substitute parts listed are ROHS3 compliant and suitable for applications requiring regulatory compliance.

Q: What is the significance of MSL 1 rating?

A: MSL 1 (Moisture Sensitivity Level 1) indicates unlimited shelf life without moisture bake-out requirements. All listed parts carry MSL 1 rating, eliminating moisture-related handling constraints.

Q: Which substitute offers the best inventory availability?

A: KGM21NR72D222KT (KYOCERA AVX) has the highest inventory with 107,064 pieces in stock, providing immediate procurement availability.

Q: Can I substitute a 250V or 500V rated part for the original 200V specification?

A: Yes. Higher voltage-rated parts (C0805C222KARAC7800 at 250V or C0805C222KCRAC7800 at 500V) are backward compatible and provide additional voltage margin. Physical dimensions and package compatibility remain identical.

Q: What is the difference between X7R and C0G/NP0 temperature coefficients?

A: X7R provides ±15% capacitance variation across the -55°C to 125°C operating range. C0G/NP0 provides superior stability with ±0.3% variation. C0805C222JAGAC7800 offers C0G/NP0 for applications requiring tighter temperature stability.

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