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ECW-H16682JL Equivalent & Substitute Parts
Part Overview
The ECW-H16682JL is a 6800 pF film capacitor manufactured by Panasonic Electronic Components, rated for 1.6 kVDC with ±5% tolerance and polypropylene metallized dielectric. This component is classified as obsolete, making equivalent substitutes necessary for ongoing production and maintenance applications. The radial through-hole configuration with 15 mm lead spacing serves high-frequency and switching circuit applications.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Capacitance | 6800 pF |
| Tolerance | ±5% |
| Voltage Rating - DC | 1600V (1.6kV) |
| Dielectric Material | Polypropylene (PP), Metallized |
| Mounting Type | Through Hole |
| Package / Case | Radial |
| Lead Spacing | 0.591" (15.00mm) |
| Termination | PC Pins |
| Applications | High Frequency, Switching |
Substitute Part Grouping Explanation
Substitution eligibility for the ECW-H16682JL is determined by the following critical parameters:
- Capacitance value: 6800 pF (exact match required)
- Tolerance: ±5% (exact match required)
- DC voltage rating: minimum 1600V (1.6kV)
- Dielectric type: Polypropylene (PP), Metallized
- Mounting configuration: Through Hole, Radial
- Lead spacing: 15.00 mm (exact match required)
- Termination: PC Pins
The B32672L1682J000 from EPCOS - TDK Electronics meets all substitution criteria. Physical dimensions may vary within acceptable PCB layout tolerances, provided lead spacing and mounting type remain unchanged.
Parameter Comparison
| Parameter | ECW-H16682JL (Panasonic) | B32672L1682J000 (EPCOS - TDK) |
|---|---|---|
| Capacitance | 6800 pF | 6800 pF |
| Tolerance | ±5% | ±5% |
| Voltage Rating - DC | 1600V (1.6kV) | 1600V (1.6kV) |
| Voltage Rating - AC | 1200V (1.2kV) | 600V |
| Dielectric Material | Polypropylene (PP), Metallized | Polypropylene (PP), Metallized |
| Operating Temperature Range | -40°C ~ 110°C | -55°C ~ 110°C |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | Radial | Radial |
| Size / Dimension | 0.709" L x 0.315" W (18.00mm x 8.00mm) | 0.709" L x 0.197" W (18.00mm x 5.00mm) |
| Height - Seated (Max) | 0.630" (16.00mm) | 0.413" (10.50mm) |
| Lead Spacing | 0.591" (15.00mm) | 0.591" (15.00mm) |
| Termination | PC Pins | PC Pins |
| Applications | High Frequency, Switching | High Frequency, Switching, High Pulse, DV/DT |
| Product Status | Obsolete | Active |
| RoHS Status | Not specified | ROHS3 Compliant |
Engineering Selection Recommendations
The B32672L1682J000 is the qualified substitute for ECW-H16682JL applications. Selection is based on:
- Active product status ensures long-term availability and supply chain continuity
- ROHS3 compliance satisfies current regulatory requirements
- Identical capacitance, tolerance, DC voltage rating, and lead spacing guarantee direct functional equivalence
- Extended operating temperature range (-55°C to 110°C) provides broader environmental compatibility
- Reduced physical dimensions (10.50 mm seated height versus 16.00 mm) offer improved PCB layout flexibility without compromising electrical performance
The lower AC voltage rating (600V versus 1200V) is not a limiting factor for DC-biased applications; DC voltage rating remains the controlling specification at 1600V for both parts.
Frequently Asked Questions (FAQ)
Q: Can B32672L1682J000 be used as a direct replacement for ECW-H16682JL?
A: Yes. Both parts share identical capacitance (6800 pF), tolerance (±5%), DC voltage rating (1600V), lead spacing (15 mm), and dielectric material (polypropylene metallized). The radial through-hole configuration is identical.
Q: What is the significance of the different AC voltage ratings?
A: The AC voltage rating applies to AC-biased or AC-superimposed applications. For DC-only circuits, the DC voltage rating (1600V for both parts) is the controlling specification. The B32672L1682J000 is suitable for all ECW-H16682JL DC applications.
Q: Will the smaller physical dimensions of B32672L1682J000 affect PCB layout?
A: No. The critical dimension for PCB compatibility is lead spacing (15 mm), which is identical for both parts. The reduced height (10.50 mm versus 16.00 mm) and width (5.00 mm versus 8.00 mm) provide additional layout flexibility and may improve thermal performance in confined spaces.
Q: Is ROHS3 compliance required for my application?
A: ROHS3 compliance is mandatory for products sold in the European Union and many other markets. The B32672L1682J000 meets this requirement; the ECW-H16682JL specification does not indicate compliance status.
Q: Are there any temperature range considerations?
A: The B32672L1682J000 operates across -55°C to 110°C, compared to -40°C to 110°C for the ECW-H16682JL. This extended lower temperature range provides additional margin for cold-environment applications.
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