PBLS4001Y,115 Equivalent & Substitute Parts

Part Overview

The PBLS4001Y,115 is a pre-biased bipolar transistor (BJT) manufactured by Nexperia USA Inc., combining 1 NPN and 1 PNP transistor in a single 6-TSSOP surface mount package. This dual pre-biased configuration integrates base resistors (R1 and R2 at 2.2kOhms each) to simplify circuit design and reduce component count in switching and logic applications. The part is Active in product status and RoHS3 compliant with unlimited moisture sensitivity rating (MSL 1). Equivalent and substitute parts are identified based on matching electrical performance parameters, package compatibility, and regulatory compliance to support design flexibility and supply chain continuity.

Substiute Parts

PBLS4001Y,115

Nexperia USA Inc.In Stock: 3322PBLS4001Y,115 Datasheet

Current PartRFQ

DCX114EU-7-F

Diodes IncorporatedIn Stock: 35338DCX114EU-7-F Datasheet

SimilarRFQ

UMD3NTR

Rohm SemiconductorIn Stock: 56303UMD3NTR Datasheet

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UMD5NTR

Rohm SemiconductorIn Stock: 74334UMD5NTR Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the PBLS4001Y,115 is determined by the following critical electrical and mechanical parameters:

Primary Substitution Criteria:

• Transistor configuration: 1 NPN and 1 PNP pre-biased dual transistor
• Collector current rating: Minimum 100mA for both transistor types
• Collector-emitter breakdown voltage: Minimum 50V
• Package compatibility: 6-TSSOP, SC-88, or SOT-363 surface mount packages
• Surface mount technology: All substitutes must be surface mount compatible
• Regulatory compliance: RoHS3 compliant, REACH unaffected, MSL 1

Secondary Considerations:

• Base and emitter-base resistor values (internal biasing network)
• Transition frequency performance
• Maximum power dissipation rating
• DC current gain characteristics

The substitute parts DCX114EU-7-F (Diodes Incorporated), UMD3NTR (Rohm Semiconductor), and UMD5NTR (Rohm Semiconductor) meet the primary substitution criteria with compatible electrical performance and package specifications. Variations in internal resistor values, transition frequency, and power ratings reflect design trade-offs within the pre-biased BJT category.

Parameter Comparison

Engineering Selection Recommendations

All substitute parts listed—DCX114EU-7-F, UMD3NTR, and UMD5NTR—are Active products with RoHS3 compliance and REACH unaffected status, matching the regulatory posture of the PBLS4001Y,115. All parts maintain MSL 1 (unlimited moisture sensitivity), eliminating moisture-related handling constraints.

DCX114EU-7-F (Diodes Incorporated): This substitute maintains 100mA collector current and 50V breakdown voltage specifications. The 10kOhm base and emitter-base resistors differ from the PBLS4001Y,115 (2.2kOhms), resulting in different biasing characteristics. Transition frequency is 250MHz versus 300MHz, and maximum power dissipation is 200mW versus 300mW. This part is suitable for applications where the lower power rating and reduced transition frequency are acceptable.

UMD3NTR (Rohm Semiconductor): This substitute provides identical 100mA collector current and 50V breakdown voltage. Internal resistor values match DCX114EU-7-F at 10kOhms. Transition frequency is 250MHz and maximum power dissipation is 150mW. The UMT6 package variant is electrically compatible with 6-TSSOP and SOT-363 specifications.

UMD5NTR (Rohm Semiconductor): This substitute offers 100mA collector current and 50V breakdown voltage with variable internal resistor configurations (47kOhms/4.7kOhms for R1 and 47kOhms/10kOhms for R2). DC current gain specifications vary (68 @ 5mA, 5V or 30 @ 10mA, 5V). Transition frequency is 250MHz with maximum power dissipation of 150mW or 120mW. This part accommodates applications requiring higher base resistor values and alternative gain characteristics.

Selection between substitutes depends on circuit requirements for biasing network resistance, transition frequency performance, and power dissipation headroom. All parts support surface mount assembly and meet environmental compliance requirements.

Frequently Asked Questions (FAQ)

Q: Can DCX114EU-7-F replace PBLS4001Y,115 in all applications?

A: DCX114EU-7-F is electrically compatible for applications requiring 100mA collector current and 50V breakdown voltage. However, the internal base resistor value differs (10kOhms versus 2.2kOhms), which affects biasing behavior. Applications sensitive to base bias current or requiring specific input impedance characteristics must evaluate this difference. Transition frequency is reduced from 300MHz to 250MHz, and power dissipation capability is lower (200mW versus 300mW).

Q: What is the difference between UMD3NTR and UMD5NTR?

A: Both parts share 100mA collector current and 50V breakdown voltage ratings. UMD3NTR has fixed 10kOhm base and emitter-base resistors with DC current gain of 30 @ 5mA, 5V. UMD5NTR offers variable resistor configurations (47kOhms/4.7kOhms for R1 and 47kOhms/10kOhms for R2) with dual DC current gain specifications (68 @ 5mA, 5V or 30 @ 10mA, 5V). Selection depends on required biasing network impedance and gain characteristics.

Q: Are all substitute parts available in the same package?

A: All substitute parts are compatible with 6-TSSOP, SC-88, and SOT-363 package designations. However, supplier device packages vary: PBLS4001Y,115 is supplied as 6-TSSOP, DCX114EU-7-F as SOT-363, and both UMD3NTR and UMD5NTR as UMT6. These package variants are mechanically and electrically equivalent for surface mount assembly.

Q: Do all parts meet the same regulatory requirements?

A: Yes. PBLS4001Y,115 and all substitute parts (DCX114EU-7-F, UMD3NTR, UMD5NTR) are RoHS3 compliant, REACH unaffected, and carry MSL 1 (unlimited) moisture sensitivity ratings. All parts are Active products with no end-of-life notifications.

Q: What is the impact of different transition frequencies?

A: PBLS4001Y,115 operates at 300MHz transition frequency, while all substitute parts operate at 250MHz. This 50MHz reduction affects high-frequency switching performance. Applications operating below 250MHz experience no functional impact. Applications requiring maximum switching speed or operating near 300MHz should retain the PBLS4001Y,115 or evaluate circuit margin requirements.

Q: How do internal resistor differences affect circuit design?

A: PBLS4001Y,115 integrates 2.2kOhm base and emitter-base resistors. DCX114EU-7-F and UMD3NTR use 10kOhm resistors, reducing base bias current by approximately 78%. UMD5NTR offers 47kOhm or 4.7kOhm options for R1 and 47kOhm or 10kOhm options for R2. Lower resistor values (PBLS4001Y,115) provide stronger biasing and faster switching. Higher resistor values reduce power consumption and base current requirements. Circuit performance depends on load impedance and switching speed requirements.

Q: Can these parts be used interchangeably in production?

A: Electrical interchangeability is supported for applications where biasing network resistance, transition frequency, and power dissipation differences are acceptable. Design validation is required to confirm performance equivalence in specific circuit topologies. All parts maintain identical collector current (100mA), breakdown voltage (50V), and package compatibility, supporting mechanical interchangeability in surface mount assembly processes.