Equivalent & Substitute Parts for PCS0G151MCL1GS

Part Overview

The PCS0G151MCL1GS is a 150 µF, 4 V aluminum polymer capacitor manufactured by Nichicon in the PCS series. This surface mount component is designed for general purpose applications requiring low equivalent series resistance and stable performance across extended temperature ranges. The part is actively produced and RoHS3 compliant. Substitute parts may be required due to inventory availability, specific performance requirements, or design optimization needs while maintaining electrical and mechanical compatibility.

Key Parameters

Parameter	Value
Capacitance	150 µF
Voltage Rating	4 V
Tolerance	±20%
Type	Aluminum Polymer
Package Type	Radial, Can - SMD
Mounting	Surface Mount
Operating Temperature Range	-55°C to 105°C
RoHS Status	RoHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility for the PCS0G151MCL1GS is determined by the following mandatory parameters:

Capacitance: 150 µF (exact match required)
Voltage Rating: 4 V (exact match required)
Tolerance: ±20% (exact match required)
Type: Aluminum Polymer (exact match required)
Package: Radial, Can - SMD (exact match required)
Mounting: Surface Mount (exact match required)
Operating Temperature: -55°C to 105°C (minimum requirement)

All identified substitute parts meet these core electrical and mechanical requirements. Variations in ESR, lifetime rating, ripple current capacity, and physical dimensions are secondary parameters that may influence selection based on application-specific constraints but do not disqualify substitution eligibility.

Parameter Comparison

Parameter	PCS0G151MCL1GS (Nichicon)	PCF0G151MCL4GB (Nichicon)	APXA4R0ARA151MF60G (Chemi-Con)	APXE4R0ARA151ME61G (Chemi-Con)
Capacitance	150 µF	150 µF	150 µF	150 µF
Voltage Rating	4 V	4 V	4 V	4 V
Tolerance	±20%	±20%	±20%	±20%
Type	Polymer	Polymer	Polymer	Polymer
ESR @ 100 kHz	25 mOhm	22 mOhm	26 mOhm	22 mOhm
Lifetime @ 105°C	5000 Hrs	2000 Hrs	15000 Hrs	2000 Hrs
Ripple Current @ 100 kHz	2.2 A	2.8 A	2.45 A	2.61 A
Size / Dimension	0.197" Dia (5.00 mm)	0.248" Dia (6.30 mm)	0.248" Dia (6.30 mm)	0.197" Dia (5.00 mm)
Height - Seated (Max)	0.236" (6.00 mm)	0.217" (5.50 mm)	0.224" (5.70 mm)	0.228" (5.80 mm)
Surface Mount Land Size	0.209" L x 0.209" W (5.30 mm x 5.30 mm)	0.260" L x 0.260" W (6.60 mm x 6.60 mm)	0.260" L x 0.260" W (6.60 mm x 6.60 mm)	0.209" L x 0.209" W (5.30 mm x 5.30 mm)
Operating Temperature	-55°C to 105°C	-55°C to 105°C	-55°C to 105°C	-55°C to 105°C
RoHS Status	RoHS3 Compliant	RoHS3 Compliant	RoHS3 Compliant	RoHS3 Compliant
Product Status	Active	Active	Active	Active

Engineering Selection Recommendations

All substitute parts are actively produced and RoHS3 compliant, meeting regulatory requirements equivalent to the PCS0G151MCL1GS.

PCF0G151MCL4GB (Nichicon): Same manufacturer as the primary part. Footprint is larger (6.30 mm diameter vs. 5.00 mm), requiring PCB layout verification. ESR is lower (22 mOhm vs. 25 mOhm) and ripple current capacity is higher (2.8 A vs. 2.2 A). Lifetime rating is reduced to 2000 hours at 105°C compared to 5000 hours for the primary part.

APXA4R0ARA151MF60G (Chemi-Con): Footprint is larger (6.30 mm diameter vs. 5.00 mm), requiring PCB layout verification. ESR is slightly higher (26 mOhm vs. 25 mOhm). Lifetime rating is significantly extended to 15000 hours at 105°C. REACH status is unaffected, providing additional regulatory flexibility.

APXE4R0ARA151ME61G (Chemi-Con): Footprint matches the primary part (5.00 mm diameter). ESR is lower (22 mOhm vs. 25 mOhm) and ripple current capacity is higher (2.61 A vs. 2.2 A). Lifetime rating is reduced to 2000 hours at 105°C. REACH status is unaffected.

Frequently Asked Questions (FAQ)

Q: Can I substitute a part with a larger physical footprint on my existing PCB?

A: Physical footprint substitution requires PCB layout verification. The PCS0G151MCL1GS uses a 5.00 mm diameter footprint with 5.30 mm x 5.30 mm land size. PCF0G151MCL4GB and APXA4R0ARA151MF60G use 6.30 mm diameter footprints with 6.60 mm x 6.60 mm land sizes. Confirm available space on your PCB before selecting these alternatives.

Q: What is the difference between ESR values, and does it matter for my application?

A: Equivalent Series Resistance (ESR) affects ripple current handling and heat generation. Lower ESR values (22 mOhm in PCF0G151MCL4GB and APXE4R0ARA151ME61G) provide better high-frequency performance. The primary part has 25 mOhm ESR. Selection depends on your circuit's ripple current requirements and thermal constraints.

Q: Why do some substitutes have different lifetime ratings?

A: Lifetime at 105°C is a manufacturer-specific rating reflecting component design and materials. The primary part is rated for 5000 hours at 105°C. APXA4R0ARA151MF60G offers 15000 hours, while PCF0G151MCL4GB and APXE4R0ARA151ME61G offer 2000 hours. Choose based on your application's expected operating duration and temperature profile.

Q: Are all substitutes RoHS3 compliant?

A: Yes, all listed substitute parts are RoHS3 compliant. APXA4R0ARA151MF60G and APXE4R0ARA151ME61G have REACH Unaffected status, while the primary part and PCF0G151MCL4GB have REACH Affected status.

Q: Can I use a substitute with different ripple current rating?

A: Ripple current capacity must meet or exceed your circuit's requirements. The primary part handles 2.2 A at 100 kHz. PCF0G151MCL4GB (2.8 A), APXA4R0ARA151MF60G (2.45 A), and APXE4R0ARA151ME61G (2.61 A) all exceed this specification and are suitable for higher ripple current applications.

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