ECJ-2VB1H182K Equivalent & Substitute Parts

Part Overview

The ECJ-2VB1H182K is a 1800 pF ±10% 50V ceramic capacitor 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 production and maintenance applications. The X7R dielectric provides stable capacitance across the -55°C to 125°C operating temperature range with ±10% tolerance, suitable for general purpose applications including bypass and decoupling circuits.

Key Parameters

Parameter	Value
Capacitance	1800 pF
Tolerance	±10%
Voltage Rating	50V
Temperature Coefficient	X7R
Operating Temperature Range	-55°C to 125°C
Package / Case	0805 (2012 Metric)
Mounting Type	Surface Mount, MLCC
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the ECJ-2VB1H182K are qualified based on strict electrical and mechanical parameter matching:

Electrical Parameters (Must Match):

Capacitance: 1800 pF
Tolerance: ±10%
Voltage Rating: 50V
Temperature Coefficient: X7R
Operating Temperature Range: -55°C to 125°C

Mechanical Parameters (Must Match):

Package / Case: 0805 (2012 Metric)
Mounting Type: Surface Mount, MLCC
Moisture Sensitivity Level: 1 (Unlimited)

Direct substitutes maintain identical electrical and mechanical specifications across different manufacturers. Upgrade options provide enhanced performance through improved tolerance (±5%) or higher voltage ratings (100V) while maintaining the same physical package and core electrical characteristics.

Parameter Comparison

Manufacturer	Part Number	Capacitance	Tolerance	Voltage	Temp Coeff	Package	Status	Thickness
Panasonic	ECJ-2VB1H182K	1800 pF	±10%	50V	X7R	0805	Obsolete	0.70mm
KYOCERA AVX	08055C182KAT2A	1800 pF	±10%	50V	X7R	0805	Active	0.94mm
KEMET	C0805C182K5RAC7800	1800 pF	±10%	50V	X7R	0805	Active	0.88mm
YAGEO	CC0805KRX7R9BB182	1800 pF	±10%	50V	X7R	0805	Active	1.45mm
Samsung Electro-Mechanics	CL21B182KBANNNC	1800 pF	±10%	50V	X7R	0805	Obsolete	0.75mm
Vishay Vitramon	VJ0805Y182KXACW1BC	1800 pF	±10%	50V	X7R	0805	Active	0.90mm
Vishay Vitramon	VJ0805Y182KXAPW1BC	1800 pF	±10%	50V	X7R	0805	Active	0.90mm

Upgrade Options

Manufacturer	Part Number	Capacitance	Tolerance	Voltage	Temp Coeff	Package	Status	Upgrade Benefit
KEMET	C0805C182J5GAC7800	1800 pF	±5%	50V	C0G, NP0	0805	Active	Improved tolerance, Low ESL
KEMET	C0805C182J5RAC7800	1800 pF	±5%	50V	X7R	0805	Active	Improved tolerance
KEMET	C0805C182J1GAC7800	1800 pF	±5%	100V	C0G, NP0	0805	Active	Higher voltage rating, Low ESL
KEMET	C0805C182J1RAC7800	1800 pF	±5%	100V	X7R	0805	Active	Higher voltage rating

Engineering Selection Recommendations

Direct Substitutes (Electrically and Mechanically Equivalent):

The following active parts provide direct substitution for ECJ-2VB1H182K with identical electrical specifications and 0805 package compatibility:

08055C182KAT2A (KYOCERA AVX) — Active status, Tape & Reel packaging, 25,393 units in stock
C0805C182K5RAC7800 (KEMET) — Active status, Tape & Reel packaging, 8,849 units in stock
CC0805KRX7R9BB182 (YAGEO) — Active status, Tape & Reel packaging, 9,463 units in stock
VJ0805Y182KXACW1BC (Vishay Vitramon) — Active status, Tape & Reel packaging, 695 units in stock
VJ0805Y182KXAPW1BC (Vishay Vitramon) — Active status, Tape & Reel packaging, 1,141 units in stock

All direct substitutes maintain ±10% tolerance, 50V rating, X7R temperature coefficient, and -55°C to 125°C operating range. Physical dimensions vary slightly in thickness (0.88mm to 1.45mm), which remains within standard PCB assembly tolerances for 0805 components.

Upgrade Options:

KEMET C0G/NP0 and improved X7R variants offer enhanced performance characteristics:

C0805C182J5GAC7800 and C0805C182J5RAC7800 provide ±5% tolerance improvement at 50V
C0805C182J1GAC7800 and C0805C182J1RAC7800 provide ±5% tolerance and 100V voltage headroom

Upgrade parts are suitable when circuit design permits higher voltage ratings or when tighter capacitance tolerance is required. All upgrade options maintain 0805 package compatibility and MSL 1 rating.

Compliance and Certifications:

All active substitute and upgrade parts carry ROHS3 compliance and REACH Unaffected status, meeting current environmental and regulatory requirements. ECCN classification EAR99 applies uniformly across all options.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with different thickness?

A: Yes. Thickness variation among 0805 components (0.70mm to 1.45mm) is within standard PCB assembly tolerances. Verify your PCB design accommodates the maximum thickness of the selected substitute. KYOCERA AVX 08055C182KAT2A at 0.94mm and YAGEO CC0805KRX7R9BB182 at 1.45mm represent the thickness range among available substitutes.

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

A: Direct substitutes maintain identical electrical specifications (1800 pF, ±10%, 50V, X7R). Upgrade options improve tolerance to ±5% or increase voltage rating to 100V. Upgrades are backward compatible but provide enhanced performance margins. Select upgrades only if your circuit design can utilize the improved specifications.

Q: Are all substitute parts RoHS compliant?

A: All active substitute and upgrade parts listed carry ROHS3 compliance certification. The obsolete Panasonic ECJ-2VB1H182K and Samsung CL21B182KBANNNC do not have RoHS status documented but are suitable for legacy system maintenance.

Q: Which substitute offers the best availability?

A: KYOCERA AVX 08055C182KAT2A provides the highest inventory level at 25,393 units in stock, followed by YAGEO CC0805KRX7R9BB182 at 9,463 units and KEMET C0805C182K5RAC7800 at 8,849 units.

Q: Can I use C0G/NP0 temperature coefficient parts as substitutes?

A: C0G/NP0 parts are not direct substitutes for X7R specifications. However, KEMET C0805C182J5GAC7800 and C0805C182J1GAC7800 are upgrade options that provide superior temperature stability and lower ESL characteristics. Use C0G/NP0 upgrades only when circuit requirements permit the different temperature coefficient behavior.

Q: What packaging formats are available?

A: Direct substitutes are supplied in Tape & Reel (TR) format except Samsung CL21B182KBANNNC, which is available in Cut Tape (CT). Verify your assembly process requirements before selecting packaging format.

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