1812VC474KAT2A Equivalent & Substitute Parts

Part Overview

The 1812VC474KAT2A is a 0.47 µF ±10% 250V ceramic capacitor manufactured by KYOCERA AVX with X7R temperature coefficient in 1812 (4532 Metric) surface mount package. This part is classified as Active product status and is ROHS3 compliant with MSL 1 rating. Substitute parts are identified when electrical specifications (capacitance, voltage rating, tolerance, temperature coefficient) and mechanical parameters (package, dimensions) remain equivalent or provide enhanced performance characteristics within the same form factor.

Key Parameters

Parameter	Value
Capacitance	0.47 µF
Tolerance	±10%
Voltage Rating	250V
Temperature Coefficient	X7R
Operating Temperature Range	-55°C ~ 125°C
Package / Case	1812 (4532 Metric)
Mounting Type	Surface Mount, MLCC
Size / Dimension	0.177" L x 0.126" W (4.50mm x 3.20mm)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict equivalence across the following parameters:

Capacitance value: 0.47 µF
Voltage rating: 250V minimum
Temperature coefficient: X7R
Package: 1812 (4532 Metric)
Mounting type: Surface Mount, MLCC
Tolerance: ±10% (equivalent tolerance acceptable)
Operating temperature range: -55°C ~ 125°C minimum
Compliance: ROHS3, MSL 1

Parts are grouped into three categories: Direct Substitutes (identical electrical and mechanical specifications), Upgrade Options (enhanced tolerance or voltage rating), and Manufacturer-Recommended Alternatives (higher voltage rating for design margin).

Parameter Comparison

Manufacturer	Part Number	Capacitance	Tolerance	Voltage	Temp Coeff	Thickness (Max)	Product Status	Inventory
KYOCERA AVX	1812VC474KAT2A	0.47 µF	±10%	250V	X7R	0.110" (2.79mm)	Active	645 Pcs
KYOCERA AVX	1812PC474KAT1A	0.47 µF	±10%	250V	X7R	0.079" (2.00mm)	Active	2380 Pcs
KYOCERA AVX	1812PC474KAT2A	0.47 µF	±10%	250V	X7R	0.079" (2.00mm)	Active	11460 Pcs
KEMET	C1812C474KARAC7800	0.47 µF	±10%	250V	X7R	0.073" (1.85mm)	Active	13162 Pcs
TDK Corporation	C4532X7R2E474K230KA	0.47 µF	±10%	250V	X7R	0.098" (2.50mm)	Active	179423 Pcs
TDK Corporation	C4532X7R2E474K230KM	0.47 µF	±10%	250V	X7R	0.098" (2.50mm)	Not For New Designs	1996 Pcs
YAGEO	CC1812KKX7RYBB474	0.47 µF	±10%	250V	X7R	0.071" (1.80mm)	Active	2200 Pcs
Murata Electronics	GRM43DR72E474KW01L	0.47 µF	±10%	250V	X7R	0.087" (2.20mm)	Active	92300 Pcs
Taiyo Yuden	QMK432B7474KM-T	0.47 µF	±10%	250V	X7R	0.106" (2.70mm)	Not For New Designs	1530 Pcs
KEMET	C1812C474JARAC7800	0.47 µF	±5%	250V	X7R	0.073" (1.85mm)	Active	1820 Pcs
TDK Corporation	C4532X7T2W474K230KA	0.47 µF	±10%	450V	X7T	0.098" (2.50mm)	Active	5790 Pcs

Engineering Selection Recommendations

Direct Substitutes (Identical Specifications)

1812PC474KAT1A and 1812PC474KAT2A (KYOCERA AVX) are direct substitutes with reduced thickness (0.079" vs 0.110"), providing space optimization benefit. Both are Active status with higher inventory availability (2380 and 11460 Pcs respectively).

C1812C474KARAC7800 (KEMET) is a direct substitute with minimum thickness (0.073"), suitable for space-constrained applications. Active status with 13162 Pcs inventory.

C4532X7R2E474K230KA (TDK Corporation) is a direct substitute with 0.098" thickness and highest inventory (179423 Pcs). Active status ensures long-term availability.

CC1812KKX7RYBB474 (YAGEO) is a direct substitute with 0.071" minimum thickness. Active status with 2200 Pcs inventory.

GRM43DR72E474KW01L (Murata Electronics) is a direct substitute with 0.087" thickness. Active status with 92300 Pcs inventory, suitable for high-volume applications.

Not Recommended for New Designs

C4532X7R2E474K230KM (TDK Corporation) and QMK432B7474KM-T (Taiyo Yuden) carry "Not For New Designs" status and should be avoided in new product development despite electrical equivalence.

Upgrade Option

C1812C474JARAC7800 (KEMET) offers tighter tolerance (±5% vs ±10%) while maintaining all other specifications. Active status with 1820 Pcs inventory. Suitable when tolerance improvement is required without changing voltage or package.

Higher Voltage Alternative

C4532X7T2W474K230KA (TDK Corporation) provides 450V rating with X7T temperature coefficient, offering design margin for applications requiring higher voltage headroom. Active status with 5790 Pcs inventory. Note: X7T coefficient differs from X7R; verify temperature stability requirements before selection.

Frequently Asked Questions (FAQ)

Q: Can I use 1812PC474KAT2A as a direct replacement for 1812VC474KAT2A?

A: Yes. Both parts share identical electrical specifications (0.47 µF, ±10%, 250V, X7R, -55°C ~ 125°C). The primary difference is thickness: 1812PC474KAT2A is 0.079" compared to 1812VC474KAT2A at 0.110". Verify PCB layout clearance before substitution.

Q: What is the difference between X7R and X7T temperature coefficients?

A: X7R provides ±15% capacitance change across -55°C to 125°C. X7T provides ±22% change across the same range. X7R is preferred for general applications; X7T allows higher voltage ratings in the same package. Select based on circuit stability requirements.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts are ROHS3 compliant with MSL 1 rating, matching the original part's environmental compliance.

Q: Why is C4532X7R2E474K230KM marked "Not For New Designs"?

A: This designation indicates the manufacturer is phasing out the part. While electrically equivalent, it should not be used in new product designs. Use C4532X7R2E474K230KA (Active status) instead.

Q: Can I use C1812C474JARAC7800 with ±5% tolerance instead of ±10%?

A: Yes. Tighter tolerance is a performance upgrade. C1812C474JARAC7800 is electrically and mechanically compatible with identical voltage, capacitance, and package specifications. Use when circuit design requires improved tolerance.

Q: What is the inventory advantage of GRM43DR72E474KW01L?

A: GRM43DR72E474KW01L has 92300 Pcs in stock, the highest among all substitutes. This ensures supply continuity for high-volume production runs.

Q: Should I use the 450V alternative C4532X7T2W474K230KA?

A: Only if your circuit design requires higher voltage margin. The 450V rating and X7T coefficient introduce different thermal behavior. Verify circuit requirements before substitution; do not use solely for voltage headroom without design validation.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message