KXG400VB22RM12X20LL Equivalent & Substitute Parts

Part Overview

The KXG400VB22RM12X20LL is a 22 µF, 400 V aluminum electrolytic capacitor in radial, can package manufactured by Chemi-Con. This component is rated for 10,000 hours at 105°C and is designed for general purpose applications requiring through-hole mounting. The part is currently classified as obsolete, necessitating identification of active equivalent alternatives to maintain design continuity and ensure supply chain availability.

Key Parameters

Parameter	Value
Capacitance	22 µF
Voltage Rating	400 V
Tolerance	±20%
Lifetime @ Temperature	10,000 Hrs @ 105°C
Operating Temperature Range	-40°C ~ 105°C
Ripple Current @ 120 Hz	260 mA
Ripple Current @ 100 kHz	650 mA
Lead Spacing	0.197" (5.00 mm)
Diameter	0.492" (12.50 mm)
Height	0.787" (20.00 mm)
Mounting Type	Through Hole
Package Type	Radial, Can
Polarization	Polar

Substitute Part Grouping Explanation

Substitution of the KXG400VB22RM12X20LL is determined by strict equivalence across the following electrical and mechanical parameters:

Electrical Parameters:

Capacitance: 22 µF (exact match required)
Voltage Rating: 400 V (exact match required)
Tolerance: ±20% (exact match required)
Lifetime: 10,000 Hrs @ 105°C (exact match required)
Operating Temperature Range: -40°C ~ 105°C (exact match required)
Ripple Current specifications: 260 mA @ 120 Hz and 650 mA @ 100 kHz (exact match required)

Mechanical Parameters:

Lead Spacing: 0.197" (5.00 mm) (exact match required)
Diameter: 0.492" (12.50 mm) (exact match required)
Height: 0.787" (20.00 mm) (exact match required)
Mounting Type: Through Hole (exact match required)
Package Type: Radial, Can (exact match required)
Polarization: Polar (exact match required)

The substitute part EKXG401ELL220MK20S meets all electrical and mechanical parameters specified for the main part, ensuring direct functional and physical compatibility.

Parameter Comparison

Parameter	KXG400VB22RM12X20LL	EKXG401ELL220MK20S	Match
Manufacturer	Chemi-Con	Chemi-Con	Yes
Series	KXG	KXG	Yes
Capacitance	22 µF	22 µF	Yes
Voltage Rating	400 V	400 V	Yes
Tolerance	±20%	±20%	Yes
Lifetime @ Temperature	10,000 Hrs @ 105°C	10,000 Hrs @ 105°C	Yes
Operating Temperature Range	-40°C ~ 105°C	-40°C ~ 105°C	Yes
Ripple Current @ 120 Hz	260 mA	260 mA	Yes
Ripple Current @ 100 kHz	650 mA	650 mA	Yes
Lead Spacing	0.197" (5.00 mm)	0.197" (5.00 mm)	Yes
Diameter	0.492" (12.50 mm)	0.492" (12.50 mm)	Yes
Height	0.787" (20.00 mm)	0.787" (20.00 mm)	Yes
Mounting Type	Through Hole	Through Hole	Yes
Package Type	Radial, Can	Radial, Can	Yes
Polarization	Polar	Polar	Yes
Product Status	Obsolete	Active	Upgrade
RoHS Status	RoHS non-compliant	ROHS3 Compliant	Improved

Engineering Selection Recommendations

The EKXG401ELL220MK20S is a direct electrical and mechanical equivalent to the KXG400VB22RM12X20LL. Selection of the substitute part is supported by the following factors:

Product Status: The KXG400VB22RM12X20LL is classified as obsolete, while EKXG401ELL220MK20S is active. This transition ensures continued availability and supply chain reliability.

Compliance: EKXG401ELL220MK20S is ROHS3 compliant, whereas the original part is RoHS non-compliant. This upgrade aligns with current regulatory requirements for electronic components.

Electrical and Mechanical Equivalence: All specified electrical parameters (capacitance, voltage rating, tolerance, lifetime, operating temperature, and ripple current) are identical. All mechanical parameters (lead spacing, diameter, height, mounting type, and package configuration) are identical, ensuring direct pin-for-pin and form-factor compatibility.

Inventory Availability: EKXG401ELL220MK20S has significantly higher inventory availability (7,508 pcs) compared to the original part (694 pcs), supporting procurement reliability.

Frequently Asked Questions (FAQ)

Q: Can EKXG401ELL220MK20S be used as a direct replacement for KXG400VB22RM12X20LL?

A: Yes. EKXG401ELL220MK20S is electrically and mechanically equivalent. All electrical parameters (22 µF capacitance, 400 V voltage rating, ±20% tolerance, 10,000 Hrs @ 105°C lifetime, -40°C ~ 105°C operating range, and ripple current specifications) are identical. All mechanical parameters (5.00 mm lead spacing, 12.50 mm diameter, 20.00 mm height, through-hole mounting, and radial can package) are identical, enabling direct substitution without circuit or PCB modifications.

Q: What is the difference between these two parts?

A: The primary differences are product status and regulatory compliance. KXG400VB22RM12X20LL is obsolete and RoHS non-compliant. EKXG401ELL220MK20S is active and ROHS3 compliant. No electrical or mechanical differences exist.

Q: Are there any packaging differences?

A: The original part is packaged in tape format, while the substitute is supplied in bulk packaging. Both use identical through-hole radial can packages with 5.00 mm lead spacing and 12.50 mm diameter, ensuring identical PCB footprint and mounting compatibility.

Q: Will this substitute work in my existing design?

A: Yes. The substitute part meets all electrical specifications (capacitance, voltage, tolerance, temperature rating, and ripple current) and all mechanical specifications (lead spacing, dimensions, and mounting type) of the original part. No design modifications are required.

Q: Is the substitute part more reliable?

A: Both parts share identical electrical specifications and lifetime ratings (10,000 Hrs @ 105°C). The substitute part is ROHS3 compliant, reflecting current manufacturing standards. Reliability is equivalent based on provided specifications.

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