Is there a pin-compatible replacement for C3216X7R1V685KT000E?

Yes, parts like C3216X5R1H685KT000N share the 1206 package, making them physically compatible. However, you must verify electrical differences like the dielectric's temperature range before use.

What risks should I check before replacing C3216X7R1V685KT000E?

Key risks include changes in capacitance, which affects timing/filtering; a different dielectric (e.g., X5R vs. X7R), which impacts temperature stability; and different package sizes, which require PCB layout changes.

C3216X7R1V685KT000E Alternatives, Datasheet & Cross Reference | TDK Electronics AG

Finding a substitute for the TDK C3216X7R1V685KT000E 6.8µF 35V 1206 capacitor requires checking key parameters. Alternatives may have different capacitance, package sizes, or temperature characteristics, requiring careful engineering review.

AI replacement insight

Electrical riskmedium

Candidates may have different capacitance or dielectric properties (temp range).

Package riskhigh

Some functional alternatives are in different packages, requiring a PCB redesign.

Can it be replaced directly?

No direct, 1-to-1 replacement with identical key parameters was found. All candidates require a review of parametric trade-offs.

Best replacement path

For applications tolerant of a narrower temperature range, C3216X5R1H685KT000N is a strong candidate. Otherwise, a redesign for a different package or capacitance value may be needed.

Main risk

The main risk is substituting with a part having a different dielectric (X5R for X7R), which reduces the maximum operating temperature from 125°C to 85°C.

Recommended alternatives

Same package and voltage, but higher capacitance. Requires engineering review.

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Alternative comparison matrix

Feature / factor	C3216X7R1V685KT000E	C3216X7R1V106KT000E	C4532X7R1H685KT000N	C3216X5R1H685KT000N	Compatibility / risk
Capacitance	6.8µF	10µF	6.8µF	6.8µF	10µF / 6.8µF — Higher capacitance may be acceptable for decoupling but not for timing circuits.; C4532X7R1H685KT000N: matched; C3216X5R1H685KT000N: matched
Voltage	35V	35V	50V	50V	35V / 50V — matched; C4532X7R1H685KT000N: Higher voltage rating is a safe upgrade.; C3216X5R1H685KT000N: Higher voltage rating is a safe upgrade.
Dielectric	X7R	X7R	X7R	X5R	X7R / X5R — matched; C4532X7R1H685KT000N: matched; C3216X5R1H685KT000N: Lower max temp (+85°C vs +125°C).
Package	1206 (3216 Metric)	1206 (3216 Metric)	1812 (4532 metric)	1206 (3216 Metric)	1206 (3216 Metric) / 1812 (4532 metric) — matched; C4532X7R1H685KT000N: Larger package requires different PCB layout.; C3216X5R1H685KT000N: matched
Pin Count	2	-	-	null	null — Pin count data missing for candidate.

Application & sourcing insights

Questions & answers

There is no single 'best' alternative. C3216X5R1H685KT000N offers the same capacitance in the same package but has a lower max temperature (X5R vs X7R). Other parts may have different capacitance or package sizes.