PCF1A151MCL1GS Equivalent & Substitute Parts

Part Overview

The PCF1A151MCL1GS is a 150 µF, 10 V aluminum polymer capacitor manufactured by Nichicon in the PCF series. This surface mount radial can capacitor is designed for general purpose applications requiring low equivalent series resistance and stable performance across the operating temperature range of -55°C to 105°C. The part is currently active in production status and complies with RoHS3 and REACH regulations. Equivalent and substitute parts are identified based on matching core electrical specifications and mechanical compatibility within the SMD package category.

Key Parameters

Parameter	Value
Capacitance	150 µF
Voltage Rating	10 V
Tolerance	±20%
Type	Aluminum Polymer
Mounting Type	Surface Mount
Package	Radial, Can - SMD
Operating Temperature	-55°C to 105°C
ESR (Equivalent Series Resistance)	21 mOhm
Lifetime @ 105°C	2000 Hrs
Ripple Current @ 100 kHz	3.3 A

Substitute Part Grouping Explanation

Substitute parts for the PCF1A151MCL1GS are qualified based on the following criteria:

Core Electrical Match: All substitute parts maintain identical capacitance (150 µF), voltage rating (10 V), and tolerance (±20%).

Mechanical Compatibility: Substitute parts are grouped by physical dimensions and surface mount land size. Parts with identical or smaller form factors and compatible land patterns can be used as direct substitutes in PCB layouts.

Performance Parameters: ESR, ripple current capability, and lifetime rating are secondary selection criteria. Substitutes with equal or lower ESR and equal or higher ripple current ratings provide equivalent or improved performance. Lifetime ratings vary based on series design; parts with longer lifetimes offer extended reliability margins.

Compliance & Status: All substitute parts maintain RoHS3 compliance. Product status (Active or Obsolete) and REACH classification are noted for supply chain planning.

Key Substitution Parameters:

Capacitance: 150 µF (fixed)
Voltage: 10 V (fixed)
Tolerance: ±20% (fixed)
Package: Radial, Can - SMD (fixed)
ESR: 21–30 mOhm (acceptable range)
Ripple Current @ 100 kHz: 2.5–3.3 A (acceptable range)
Size/Dimension: 0.248" to 0.394" diameter (space-dependent)
Land Size: 6.60 mm to 10.30 mm (PCB layout-dependent)

Parameter Comparison

Part Number	Manufacturer	Series	Capacitance	Voltage	ESR (mOhm)	Lifetime @ 105°C	Ripple Current @ 100 kHz	Size (Dia)	Height (Max)	Land Size	Status
PCF1A151MCL1GS	Nichicon	PCF	150 µF	10 V	21	2000 Hrs	3.3 A	10.00 mm	8.00 mm	10.30 x 10.30 mm	Active
PCF1A151MCL6GS	Nichicon	PCF	150 µF	10 V	23	2000 Hrs	3.2 A	8.00 mm	7.00 mm	8.30 x 8.30 mm	Active
PCG1A151MCL1GS	Nichicon	PCG	150 µF	10 V	25	2000 Hrs	2.5 A	6.30 mm	6.00 mm	6.60 x 6.60 mm	Active
PCS1A151MCL9GS	Nichicon	PCS	150 µF	10 V	30	5000 Hrs	2.6 A	8.00 mm	7.00 mm	8.30 x 8.30 mm	Active
RHS1A151MCN1GS	Nichicon	RHS	150 µF	10 V	25	2000 Hrs	3.0 A	8.00 mm	6.70 mm	8.30 x 8.30 mm	Active
APXA100ARA151MH70G	Chemi-Con	NPCAP-PXA	150 µF	10 V	27	15000 Hrs	2.8 A	8.00 mm	6.70 mm	8.30 x 8.30 mm	Active
APXC100ARA151MH70G	Chemi-Con	NPCAP-PXC	150 µF	10 V	20	1000 Hrs	3.16 A	8.00 mm	6.70 mm	8.30 x 8.30 mm	Obsolete
APXE100ARA151MF80G	Chemi-Con	NPCAP-PXE	150 µF	10 V	21	2000 Hrs	2.88 A	6.30 mm	7.70 mm	6.60 x 6.60 mm	Active

Engineering Selection Recommendations

Direct Equivalents (Same Form Factor): The PCF1A151MCL1GS can be directly replaced with APXE100ARA151MF80G (Chemi-Con NPCAP-PXE series) when space constraints permit the 6.30 mm diameter package. Both parts share identical ESR (21 mOhm) and lifetime rating (2000 Hrs @ 105°C), ensuring functional equivalence with no design modifications required.

Space-Optimized Alternatives: For applications where PCB real estate is critical, PCG1A151MCL1GS offers the smallest footprint (6.30 mm diameter, 6.00 mm height) while maintaining the 150 µF / 10 V specification. This part is suitable when ripple current requirements do not exceed 2.5 A @ 100 kHz.

Enhanced Reliability Options: PCS1A151MCL9GS and APXA100ARA151MH70G provide extended lifetime ratings (5000 Hrs and 15000 Hrs respectively) compared to the original 2000 Hrs specification. These parts are recommended for applications requiring long-term operational stability or harsh thermal cycling environments.

Cross-Manufacturer Compatibility: Chemi-Con NPCAP series parts (APXA100ARA151MH70G, APXE100ARA151MF80G) are qualified substitutes with identical electrical specifications and RoHS3 compliance. These parts are available in Cut Tape and Digi-Reel packaging options.

Obsolete Part Avoidance: APXC100ARA151MH70G is marked as Obsolete and should not be selected for new designs despite favorable ESR and ripple current ratings. This part is retained in the comparison for reference only.

Active Production Status: All recommended substitutes except APXC100ARA151MH70G maintain Active product status, ensuring long-term supply availability and manufacturing consistency.

Frequently Asked Questions (FAQ)

Q: Can I use a smaller diameter capacitor as a substitute? A: Yes, if your PCB layout permits. PCG1A151MCL1GS (6.30 mm diameter) and APXE100ARA151MF80G (6.30 mm diameter) are physically smaller than the original PCF1A151MCL1GS (10.00 mm diameter) and can be used in space-constrained designs. Verify that the land pattern size (6.60 x 6.60 mm) is compatible with your PCB footprint.

Q: What is the difference between ESR values in the substitute parts? A: ESR ranges from 20 mOhm to 30 mOhm across the substitute list. Lower ESR values (20–21 mOhm) provide better high-frequency performance and lower heat dissipation. Higher ESR values (25–30 mOhm) are acceptable for general purpose applications where ripple current is moderate. Select based on your circuit's ripple current requirements.

Q: Which substitute offers the best long-term reliability? A: APXA100ARA151MH70G (Chemi-Con NPCAP-PXA) offers 15000 Hrs lifetime @ 105°C, compared to 2000 Hrs for the original part. This extended rating is suitable for mission-critical applications or environments with sustained elevated temperatures.

Q: Are all substitutes RoHS3 compliant? A: Yes. All substitute parts listed maintain RoHS3 compliance. REACH status varies: Nichicon parts are REACH Affected; Chemi-Con parts are REACH Unaffected. Verify REACH compliance requirements for your specific application and supply chain.

Q: Can I use APXC100ARA151MH70G as a substitute? A: APXC100ARA151MH70G is marked as Obsolete and should not be used for new designs. While it offers favorable electrical characteristics (20 mOhm ESR, 3.16 A ripple current), its discontinued status creates supply chain risk and potential long-term availability issues.

Q: What packaging options are available for substitutes? A: Nichicon parts are supplied in Tape & Reel (TR) packaging. Chemi-Con NPCAP series parts are available in Cut Tape (CT) and Digi-Reel packaging. Verify packaging compatibility with your assembly process and equipment specifications.

Q: How do I determine which substitute is best for my application? A: Prioritize based on: (1) Physical dimensions and PCB footprint compatibility, (2) Ripple current requirement at 100 kHz, (3) Lifetime rating for your operating temperature profile, (4) Supply chain and packaging preferences. All listed substitutes maintain the core 150 µF / 10 V / ±20% specification.

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