HT06CW104K Equivalent & Substitute Parts Reference

Part Overview

The KEMET HT06CW104K is a 0.1 µF ±10% 100V ceramic capacitor with X7R temperature coefficient, designed for high-temperature applications with an operating range of -55°C to 200°C. This radial through-hole component is classified as obsolete, making equivalent and substitute parts necessary for ongoing production and maintenance applications. The part is RoHS non-compliant and belongs to the HTHP LDD Industrial X7R HT200C series.

Key Parameters

Parameter	Value
Capacitance	0.1 µF
Tolerance	±10%
Voltage Rating	100V
Temperature Coefficient	X7R
Operating Temperature Range	-55°C to 200°C
Mounting Type	Through Hole
Package Type	Radial
Lead Spacing	0.200" (5.08mm)
Lead Style	Straight

Substitute Part Grouping Explanation

Substitution for the HT06CW104K is determined by the following critical parameters:

Direct Electrical Compatibility Requirements:

Capacitance value: 0.1 µF (fixed)
Voltage rating: minimum 100V
Lead spacing: 0.200" (5.08mm)
Mounting type: Through Hole Radial

Substitution Categories:

Category 1: Direct Equivalent (Same Series, Active Status) ARR06D104KGS maintains identical electrical specifications (0.1 µF, ±10%, 100V, X7R) with active product status. Physical dimensions differ slightly (0.100" W vs. 0.150" W), but lead spacing and mounting remain compatible.

Category 2: Upgraded Performance (C0G/NP0 Temperature Coefficient) The C330C series parts (C330C104F1G5TA, C330C104F2G5TA, C330C104FAG5TA, C330C104G1G5TA, C330C104G2G5TA, C330C104GAG5TA, C330C104J1G5TA, C330C104J2G5TA, C330C104JAG5TA) offer improved temperature stability with C0G/NP0 coefficient and tighter tolerances (±1%, ±2%, ±5%). These parts feature RoHS3 compliance and lower ESL characteristics. Operating temperature range is -55°C to 125°C, which is narrower than the original part's -55°C to 200°C range. Voltage ratings range from 100V to 250V, providing design flexibility.

Parameter Comparison

Parameter	HT06CW104K (Main)	ARR06D104KGS (Direct)	C330C104F1G5TA (Upgrade)	C330C104F2G5TA (Upgrade)	C330C104FAG5TA (Upgrade)
Capacitance	0.1 µF	0.1 µF	0.1 µF	0.1 µF	0.1 µF
Tolerance	±10%	±10%	±1%	±1%	±1%
Voltage Rating	100V	100V	100V	200V	250V
Temperature Coefficient	X7R	X7R	C0G/NP0	C0G/NP0	C0G/NP0
Operating Temperature	-55°C to 200°C	-55°C to 200°C	-55°C to 125°C	-55°C to 125°C	-55°C to 125°C
Product Status	Obsolete	Active	Active	Active	Active
RoHS Status	Non-compliant	Non-compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Lead Spacing	0.200" (5.08mm)	0.200" (5.08mm)	0.200" (5.08mm)	0.200" (5.08mm)	0.200" (5.08mm)
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole

Engineering Selection Recommendations

For Direct Replacement (Obsolescence Management): ARR06D104KGS is the primary direct equivalent, maintaining X7R temperature coefficient and ±10% tolerance with active product status. This part is suitable for applications requiring identical electrical and thermal characteristics. The ARR series is REACH Affected, requiring compliance verification for regulated applications.

For New Designs and Upgrades: The C330C series (GoldMax 300 Commercial C0G) parts provide superior performance characteristics with ROHS3 compliance and active product status. Selection within this series depends on application requirements:

C330C104F1G5TA, C330C104G1G5TA, C330C104J1G5TA (100V rating): Suitable for standard 100V applications with improved tolerance options (±1%, ±2%, ±5%).
C330C104F2G5TA, C330C104G2G5TA, C330C104J2G5TA (200V rating): Provides voltage margin for 100V nominal applications with enhanced reliability.
C330C104FAG5TA, C330C104GAG5TA, C330C104JAG5TA (250V rating): Maximum voltage headroom for demanding environments.

Compliance Consideration: Applications subject to RoHS3 requirements must use C330C series parts. The original HT06CW104K and ARR06D104KGS are non-compliant and unsuitable for regulated markets.

Temperature Range Limitation: C330C series parts operate to 125°C maximum, compared to the original part's 200°C upper limit. Applications requiring sustained operation above 125°C must retain X7R-based solutions such as ARR06D104KGS.

Frequently Asked Questions (FAQ)

Q: Can ARR06D104KGS directly replace HT06CW104K in existing designs? A: Yes. ARR06D104KGS maintains identical electrical specifications (0.1 µF, ±10%, 100V, X7R) and lead spacing (0.200"). Physical dimensions differ slightly in width (0.100" vs. 0.150"), but PCB footprint compatibility is maintained through identical lead spacing and through-hole mounting.

Q: What is the primary advantage of C330C series substitutes? A: C330C series parts offer ROHS3 compliance, active product status, tighter tolerances (±1%, ±2%, ±5% vs. ±10%), lower ESL characteristics, and C0G/NP0 temperature coefficient for improved stability. These parts are suitable for new production and regulated applications.

Q: Are C330C parts suitable for high-temperature applications? A: C330C series parts operate to -55°C to 125°C, which is narrower than the original HT06CW104K range of -55°C to 200°C. For applications requiring sustained operation above 125°C, ARR06D104KGS (X7R, -55°C to 200°C) is the appropriate choice.

Q: What tolerance options are available in the C330C series? A: Three tolerance grades are available: ±1% (F-code), ±2% (G-code), and ±5% (J-code). Selection depends on circuit precision requirements. ±10% tolerance equivalent to the original part is not available in the C330C series.

Q: Does lead style affect substitution compatibility? A: Lead style differences (Straight vs. Formed Leads) do not affect electrical compatibility or PCB mounting, as lead spacing remains constant at 0.200" (5.08mm). Lead style selection is based on assembly process preferences.

Q: What voltage rating should be selected for a 100V application? A: Minimum 100V rating is required. C330C series offers 100V, 200V, and 250V options. Higher voltage ratings provide design margin and improved reliability without affecting electrical performance in 100V circuits.

Q: Is REACH compliance relevant for this component? A: REACH status indicates regulatory substance tracking requirements. HT06CW104K is REACH Unaffected; ARR06D104KGS is REACH Affected; C330C series is REACH Unaffected. Compliance verification is necessary for applications subject to REACH regulations.

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