EEE-1HAR33AR Panasonic Capacitor Polarised (Capacitor Al Electrolytic) In Stock
Panasonic EEE-1HAR33AR is a 0.33 µF, 50 V aluminum electrolytic capacitor with ±20% tolerance in a compact SMD package for surface-mount power filtering and decoupling. Its 50 V rating provides ample voltage headroom for industrial and consumer power supply applications. Available from authorized distributors with worldwide shipping.
- Manufacturer
- Panasonic
- Package
- Capacitor Al Electrolytic
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- EEE-1HAR33AR Datasheet PDF
- Category
- Capacitor Polarised
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 0.33 µF capacitance at 50 V rated voltage delivering reliable decoupling on higher-voltage SMD power rails
- ±20% tolerance aluminum electrolytic design from Panasonic 1H series for stable performance across temperature ranges
- Compact SMD form factor enabling automated pick-and-place assembly in space-constrained high-voltage filter circuits
Applications
The EEE-1HAR33AR is used for bypass decoupling and high-frequency noise filtering on 24 V to 48 V power rails in industrial control panels, switching power supplies, and motor drive gate driver circuits. Its 0.33 µF capacitance and 50 V rating suit line-side filtering in AC-DC power adapters and PLC power modules where compact SMD polarized capacitors are required. The part is also used in LED lighting drivers and automotive-adjacent 48 V mild hybrid auxiliary power filtering applications.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What are the capacitance and voltage ratings of the Panasonic EEE-1HAR33AR?
The EEE-1HAR33AR is rated at 0.33 µF capacitance and 50 V working voltage with ±20% tolerance. These specifications make it suitable for decoupling and noise filtering on power rails up to 40 V (derated to 80%) in SMD switching power supplies and industrial control circuits.
For a 48 V motor drive gate driver supply, is the EEE-1HAR33AR's 50 V rating sufficient?
The EEE-1HAR33AR's 50 V rating provides only 2 V headroom above a 48 V rail, which falls below the recommended 80% derating guideline for aluminum electrolytic capacitors. Designers using it on 48 V rails should evaluate transient overvoltage conditions and may need a higher-voltage alternative rated at 63 V or above for reliable gate driver decoupling.
How does 0.33 µF capacitance compare to larger electrolytic values for high-frequency switching noise suppression?
At 0.33 µF, the EEE-1HAR33AR targets mid-frequency decoupling in the range of 1 kHz to 100 kHz, complementing larger bulk capacitors of 10 µF to 100 µF that handle low-frequency energy storage. In switching power supply output filters, combining 0.33 µF electrolytics with 100 nF ceramic capacitors provides broader noise attenuation from 10 kHz up to several MHz.
What procurement format is available for the EEE-1HAR33AR and how does it affect production line setup?
The EEE-1HAR33AR is available in SMD tape-and-reel packaging, compatible with automated pick-and-place equipment for high-volume PCB assembly. This format eliminates manual placement of individual 0.33 µF, 50 V capacitors, reducing placement cycle time and maintaining consistent polarity orientation across production batches.
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