ECJ-1VB1C823K Equivalent & Substitute Parts

Part Overview

The ECJ-1VB1C823K is a 0.082 µF ±10% 16V ceramic capacitor in 0603 (1608 Metric) package manufactured by Panasonic Electronic Components. This part operates across -55°C to 125°C with X7R temperature coefficient and MSL 1 moisture sensitivity rating. The product is currently obsolete, necessitating identification of active equivalent and substitute components that maintain electrical and mechanical compatibility for bypass, decoupling, and general-purpose applications.

Key Parameters

Parameter	Value
Capacitance	0.082 µF
Tolerance	±10%
Voltage Rating	16V
Temperature Coefficient	X7R
Operating Temperature Range	-55°C to 125°C
Package / Case	0603 (1608 Metric)
Mounting Type	Surface Mount, MLCC
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for ECJ-1VB1C823K is determined by strict equivalence across the following parameters:

Direct Equivalents (Identical Electrical & Mechanical Specifications):

Capacitance: 0.082 µF
Tolerance: ±10%
Voltage Rating: 16V
Temperature Coefficient: X7R
Package: 0603 (1608 Metric)
Operating Temperature: -55°C to 125°C
MSL: 1 (Unlimited)

Upgrade Options (Enhanced Specifications):

Higher voltage ratings (25V, 50V) maintain backward compatibility
Tighter tolerance (±5%) provides improved precision
AEC-Q200 automotive qualification for enhanced reliability

All substitute parts maintain identical capacitance, temperature coefficient, package footprint, and thermal operating range. Variations in physical dimensions (thickness: 0.034" to 0.035") remain within assembly tolerance for standard PCB reflow processes.

Parameter Comparison

Manufacturer	Part Number	Capacitance	Tolerance	Voltage	Temp Coeff	Package	Status	RoHS	Thickness (Max)
Panasonic	ECJ-1VB1C823K	0.082 µF	±10%	16V	X7R	0603	Obsolete	—	0.035"
KEMET	C0603C823K4RAC7867	0.082 µF	±10%	16V	X7R	0603	Active	ROHS3	0.034"
KYOCERA AVX	KGM15AR71C823KT	0.082 µF	±10%	16V	X7R	0603	Active	ROHS3	0.035"
KYOCERA AVX	KGM15AR71C823KM	0.082 µF	±10%	16V	X7R	0603	Active	ROHS3	0.035"
KYOCERA AVX	LD03YC823KAB2A	0.082 µF	±10%	16V	X7R	0603	Active	Non-compliant	0.035"
Vishay Vitramon	VJ0603Y823KXJCW1BC	0.082 µF	±10%	16V	X7R	0603	Active	ROHS3	0.034"
Vishay Vitramon	VJ0603Y823KXJPW1BC	0.082 µF	±10%	16V	X7R	0603	Active	ROHS3	0.034"
YAGEO	AC0603KRX7R7BB823	0.082 µF	±10%	16V	X7R	0603	Active	ROHS3	0.035"
KEMET	C0603C823J4RAC7867	0.082 µF	±5%	16V	X7R	0603	Active	ROHS3	0.034"
KEMET	C0603C823J3RAC7867	0.082 µF	±5%	25V	X7R	0603	Active	ROHS3	0.034"
KEMET	C0603C823J5RAC7867	0.082 µF	±5%	50V	X7R	0603	Active	ROHS3	0.034"

Engineering Selection Recommendations

Recommended Direct Equivalents (Active Status, ROHS3 Compliant):

C0603C823K4RAC7867 (KEMET) — Highest inventory availability (41,808 pcs). ROHS3 compliant, REACH unaffected. Identical electrical specifications with 0.034" maximum thickness.
KGM15AR71C823KT (KYOCERA AVX) — Largest active stock (106,205 pcs). ROHS3 compliant, REACH unaffected. Matches all electrical parameters with 0.035" maximum thickness.
VJ0603Y823KXJCW1BC or VJ0603Y823KXJPW1BC (Vishay Vitramon) — ROHS3 compliant. Both variants provide identical specifications with 0.034" maximum thickness.

Alternative with RoHS Non-Compliance:

LD03YC823KAB2A (KYOCERA AVX) — Electrically equivalent but RoHS non-compliant and REACH affected. Use only where legacy compliance is acceptable.

Upgrade Options (Enhanced Specifications):

AC0603KRX7R7BB823 (YAGEO) — AEC-Q200 automotive qualified. Maintains 16V rating with enhanced reliability certification.
C0603C823J4RAC7867 (KEMET) — ±5% tolerance upgrade at 16V. Improved precision for applications requiring tighter capacitance tolerance.
C0603C823J3RAC7867 or C0603C823J5RAC7867 (KEMET) — Higher voltage ratings (25V, 50V) with ±5% tolerance. Suitable for designs requiring voltage margin or tolerance improvement.

Frequently Asked Questions (FAQ)

Q: Can I use a 25V or 50V rated capacitor in place of the 16V ECJ-1VB1C823K?

A: Yes. Higher voltage-rated capacitors (C0603C823J3RAC7867 at 25V or C0603C823J5RAC7867 at 50V) are electrically compatible. The capacitance and temperature coefficient remain identical. Higher voltage ratings provide additional safety margin in the circuit.

Q: What is the difference between ±10% and ±5% tolerance parts?

A: Tolerance specifies the allowable deviation from the nominal 0.082 µF capacitance. ±10% allows ±0.0082 µF variation; ±5% allows ±0.0041 µF variation. Applications requiring tighter capacitance control should use ±5% parts such as C0603C823J4RAC7867.

Q: Are all substitute parts ROHS3 compliant?

A: Most active substitutes are ROHS3 compliant. LD03YC823KAB2A is RoHS non-compliant and REACH affected. Verify compliance requirements for your application before selection.

Q: Does the 0.034" versus 0.035" thickness difference affect PCB assembly?

A: No. Both thicknesses fall within standard PCB reflow process tolerances. Assembly equipment accommodates this variation without adjustment.

Q: Which substitute has the highest inventory availability?

A: KGM15AR71C823KT (KYOCERA AVX) with 106,205 pcs in stock, followed by C0603C823K4RAC7867 (KEMET) with 41,808 pcs.

Q: Is AEC-Q200 qualification necessary for my application?

A: AEC-Q200 qualification (AC0603KRX7R7BB823) is required for automotive applications. For general-purpose, bypass, and decoupling applications, standard industrial-grade parts are sufficient.

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