APXA100ARA100MD55G vs APSC100ELL391MHB5S
| Part Number |
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| Category | Aluminum - Polymer Capacitors | Aluminum - Polymer Capacitors |
| Manufacturer | United Chemi-Con | United Chemi-Con |
| Description | CAP ALUM POLY 10UF 20% 10V SMD | CAP ALUM POLY 390UF 20% 10V T/H |
| Package | Tape & Reel (TR) | Tape & Reel (TR) |
| Series | NPCAP™-PXA | NPCAP™-PSC |
| Type | Polymer | Polymer |
| Features | - | - |
| Operating Temperature | -55°C ~ 105°C | -55°C ~ 105°C |
| Mounting Type | Surface Mount | Through Hole |
| Package / Case | Radial, Can - SMD | Radial, Can |
| Applications | General Purpose | General Purpose |
| Tolerance | ±20% | ±20% |
| Size / Dimension | 0.157\" Dia (4.00mm) | 0.315\" Dia (8.00mm) |
| Impedance | - | - |
| Voltage - Rated | 10 V | 10 V |
| Lead Spacing | - | 0.138\" (3.50mm) |
| Ratings | - | - |
| Height - Seated (Max) | 0.217\" (5.50mm) | 0.512\" (13.00mm) |
| Capacitance | 10 µF | 390 µF |
| ESR (Equivalent Series Resistance) | 220mOhm | 9mOhm |
| Lifetime @ Temp. | 15000 Hrs @ 105°C | 2000 Hrs @ 105°C |
| Ripple Current @ Low Frequency | - | - |
| Ripple Current @ High Frequency | 700 mA @ 100 kHz | 5.65 A @ 100 kHz |
| Surface Mount Land Size | 0.169" L x 0.169" W (4.30mm x 4.30mm) | - |
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1. What is the difference between aluminum polymer capacitors and traditional aluminum electrolytic capacitors?
Aluminum polymer capacitors have lower ESR, longer lifespan, high temperature resistance, and high-frequency characteristics compared to traditional aluminum electrolytic capacitors, but the cost is usually higher and their voltage range is lower.
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2. What are the advantages of aluminum polymer capacitors?
They have low ESR, good high-frequency performance, high ripple current handling capability, long lifespan, and stable temperature characteristics, making them particularly suitable for power filtering and voltage stabilization applications.
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3. How to choose the capacity and voltage of aluminum polymer capacitors?
The selection of appropriate capacitor capacity and voltage depends on specific circuit design requirements. Usually, the capacity depends on the required filtering performance, and the voltage selection should ensure that it is 20% -30% higher than the actual operating voltage.
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4. What is the reliability of aluminum polymer capacitors?
Aluminum polymer capacitors typically have high reliability, especially in long-term use and high-frequency circuits where they perform exceptionally well. Its stability makes it highly favored in many demanding industrial applications.

