SQCB9M151JATME\500 Equivalent & Substitute Parts

Part Overview

The SQCB9M151JATME\500 is a 150 pF ±5% 300V ceramic capacitor manufactured by KYOCERA AVX in the SQ series with M temperature coefficient. This surface mount MLCC (multilayer ceramic capacitor) is designed for RF, microwave, and high-frequency applications. The part is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement.

Key Parameters

Parameter	Value
Capacitance	150 pF
Tolerance	±5%
Voltage - Rated	300V
Temperature Coefficient	M
Operating Temperature Range	-55°C ~ 175°C
Package / Case	1111 (2828 Metric)
Size / Dimension	0.110" L x 0.110" W (2.79mm x 2.79mm)
Thickness (Max)	0.102" (2.59mm)
Mounting Type	Surface Mount, MLCC
Features	High Q, Low Loss
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for the SQCB9M151JATME\500 is determined by strict equivalence in the following parameters: capacitance (150 pF), rated voltage (300V), package type (1111 / 2828 Metric), and physical dimensions (0.110" x 0.110" x 0.102" max). Temperature coefficient and tolerance variations are permitted within the constraints of the application circuit requirements. All substitute parts maintain identical mounting type (surface mount MLCC), operating temperature range compatibility, and compliance certifications.

The substitute parts are grouped as follows:

Upgrade Option: Improved tolerance specification (±2% vs ±5%)

Manufacturer Recommended: Alternative manufacturer with equivalent electrical performance and active product status

Parametric Equivalents: Same electrical and mechanical specifications with active availability

Parameter Comparison

Parameter	SQCB9M151JATME\500	AQ139M151GA1ME	100B151JT300XT1K	AQ139M151JA1ME	SQCB9M151JA1ME
Manufacturer	KYOCERA AVX	KYOCERA AVX	American Technical Ceramics	KYOCERA AVX	KYOCERA AVX
Series	SQ	AQ	Porcelain Superchip® ATC 100B	AQ	SQ
Capacitance	150 pF	150 pF	150 pF	150 pF	150 pF
Tolerance	±5%	±2%	±5%	±5%	±5%
Voltage - Rated	300V	300V	300V	300V	300V
Temperature Coefficient	M	M	P90	M	M
Operating Temperature	-55°C ~ 175°C	-55°C ~ 175°C	-55°C ~ 125°C	-55°C ~ 175°C	-55°C ~ 175°C
Package / Case	1111 (2828 Metric)	1111 (2828 Metric)	1111 (2828 Metric)	1111 (2828 Metric)	1111 (2828 Metric)
Size / Dimension	0.110" L x 0.110" W (2.79mm x 2.79mm)	0.110" L x 0.110" W (2.79mm x 2.79mm)	0.110" L x 0.110" W (2.79mm x 2.79mm)	0.110" L x 0.110" W (2.79mm x 2.79mm)	0.110" L x 0.110" W (2.79mm x 2.79mm)
Thickness (Max)	0.102" (2.59mm)	0.102" (2.59mm)	0.102" (2.59mm)	0.102" (2.59mm)	0.102" (2.59mm)
Features	High Q, Low Loss	High Q, Low Loss	High Q, Low Loss, Low ESL	High Q, Low Loss	High Q, Low Loss
Product Status	Obsolete	Active	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	RoHS non-compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

Primary Recommendation: AQ139M151GA1ME (KYOCERA AVX)

This part provides an upgrade path with improved tolerance specification (±2% vs ±5%), maintaining identical electrical and mechanical parameters. Active product status ensures long-term availability. ROHS3 compliance and MSL 1 rating match the original specification.

Alternative Recommendation: AQ139M151JA1ME (KYOCERA AVX)

This parametric equivalent maintains all electrical and mechanical specifications of the original part with active product status. Identical temperature coefficient (M) and operating temperature range (-55°C ~ 175°C) ensure direct functional compatibility.

Secondary Recommendation: 100B151JT300XT1K (American Technical Ceramics)

This manufacturer-recommended alternative from American Technical Ceramics provides equivalent electrical performance with active status. The P90 temperature coefficient operates within a narrower temperature range (-55°C ~ 125°C) compared to the original M coefficient (-55°C ~ 175°C). This part includes Low ESL feature and is available in Tape & Reel packaging.

Not Recommended: SQCB9M151JA1ME (KYOCERA AVX)

While this part maintains parametric equivalence, it carries RoHS non-compliant status, which may conflict with procurement and regulatory requirements if ROHS3 compliance is mandated.

Frequently Asked Questions (FAQ)

Q: Can AQ139M151GA1ME replace SQCB9M151JATME\500 directly?

A: Yes. AQ139M151GA1ME is a direct replacement with identical capacitance (150 pF), voltage rating (300V), package (1111 / 2828 Metric), and physical dimensions. The improved tolerance (±2% vs ±5%) provides enhanced precision without affecting compatibility.

Q: What is the difference between the M and P90 temperature coefficients?

A: Temperature coefficient defines capacitance variation across the operating temperature range. M coefficient (KYOCERA AVX parts) maintains performance from -55°C to 175°C. P90 coefficient (American Technical Ceramics) operates from -55°C to 125°C. Select based on application temperature requirements.

Q: Why is SQCB9M151JA1ME not recommended despite parametric equivalence?

A: SQCB9M151JA1ME carries RoHS non-compliant status. If your design or procurement standards require ROHS3 compliance, this part does not meet those requirements. AQ139M151JA1ME provides identical electrical specifications with ROHS3 compliance.

Q: Are all substitute parts available in the same packaging format?

A: All parts use identical surface mount MLCC packaging (1111 / 2828 Metric) with matching physical dimensions. 100B151JT300XT1K is available in Tape & Reel (TR) format, while KYOCERA AVX parts are available in standard packaging.

Q: What inventory levels are available for each substitute?

A: AQ139M151GA1ME: 1032 pcs; 100B151JT300XT1K: 1434 pcs; AQ139M151JA1ME: 700 pcs; SQCB9M151JA1ME: 965 pcs. All parts are listed as new original stock.

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