PBLS1501V,115 Equivalent & Substitute Parts

Part Overview

The PBLS1501V,115 is a pre-biased bipolar transistor (BJT) manufactured by Nexperia USA Inc., combining 1 NPN pre-biased and 1 PNP transistor in a single surface mount package. This integrated dual-transistor configuration operates at 50V/15V with maximum collector currents of 100mA and 500mA respectively, and transitions at 280MHz with 300mW power dissipation. The part is packaged in SOT-666 format.

The PBLS1501V,115 is classified as obsolete. Locating equivalent substitute parts is necessary to maintain design continuity and ensure component availability for new production runs and ongoing system support.

Key Parameters

Parameter	Value
Transistor Configuration	1 NPN Pre-Biased, 1 PNP
Collector Current (Max)	100mA (NPN), 500mA (PNP)
Collector-Emitter Breakdown Voltage (Max)	50V (NPN), 15V (PNP)
Base Resistor (R1)	2.2kOhms
Emitter-Base Resistor (R2)	2.2kOhms
DC Current Gain (hFE Min)	30 @ 20mA, 5V / 150 @ 100mA, 2V
Transition Frequency	280MHz
Power Dissipation (Max)	300mW
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the PBLS1501V,115 is determined by electrical and mechanical parameter equivalence. The substitute part must maintain identical specifications across the following critical parameters:

Electrical Equivalence Requirements:

Transistor configuration: 1 NPN pre-biased and 1 PNP in single package
Collector current ratings: 100mA (NPN) and 500mA (PNP)
Collector-emitter breakdown voltages: 50V (NPN) and 15V (PNP)
Internal base and emitter-base resistor values: 2.2kOhms each
DC current gain specifications: 30 @ 20mA, 5V and 150 @ 100mA, 2V
Transition frequency: 280MHz
Maximum power dissipation: 300mW

Mechanical Compatibility:

Surface mount technology
Package footprint compatibility or functional equivalence
RoHS3 compliance
Moisture sensitivity level 1

The PBLS1501Y,115 meets all electrical and mechanical requirements for direct substitution, with the primary difference being package format (6-TSSOP versus SOT-666) and active product status.

Parameter Comparison

Parameter	PBLS1501V,115	PBLS1501Y,115	Match
Manufacturer	Nexperia USA Inc.	Nexperia USA Inc.	Yes
Category	Transistors, Bipolar (BJT)	Transistors, Bipolar (BJT)	Yes
Transistor Type	1 NPN Pre-Biased, 1 PNP	1 NPN Pre-Biased, 1 PNP	Yes
Current - Collector (Ic) (Max)	100mA, 500mA	100mA, 500mA	Yes
Voltage - Collector Emitter Breakdown (Max)	50V, 15V	50V, 15V	Yes
Resistor - Base (R1)	2.2kOhms	2.2kOhms	Yes
Resistor - Emitter Base (R2)	2.2kOhms	2.2kOhms	Yes
DC Current Gain (hFE) (Min) @ Ic, Vce	30 @ 20mA, 5V / 150 @ 100mA, 2V	30 @ 20mA, 5V / 150 @ 100mA, 2V	Yes
Vce Saturation (Max) @ Ib, Ic	150mV @ 500µA, 10mA / 250mV @ 50mA, 500mA	150mV @ 500µA, 10mA / 250mV @ 50mA, 500mA	Yes
Current - Collector Cutoff (Max)	1µA, 100nA	1µA, 100nA	Yes
Frequency - Transition	280MHz	280MHz	Yes
Power - Max	300mW	300mW	Yes
Mounting Type	Surface Mount	Surface Mount	Yes
Package / Case	SOT-563, SOT-666	6-TSSOP, SC-88, SOT-363	Different
Product Status	Obsolete	Active	Substitute is Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Yes
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	Yes
REACH Status	REACH Unaffected	REACH Unaffected	Yes

Engineering Selection Recommendations

The PBLS1501Y,115 is the manufacturer-recommended substitute for the obsolete PBLS1501V,115. All electrical parameters, including transistor configuration, current ratings, voltage ratings, gain specifications, and frequency response, are identical between the two parts.

The primary consideration for selection is package format. The PBLS1501V,115 uses SOT-666 packaging, while the PBLS1501Y,115 uses 6-TSSOP (SC-88/SOT-363) packaging. PCB layout and footprint modifications are required to accommodate the different package geometry.

The PBLS1501Y,115 holds active product status from Nexperia USA Inc., ensuring ongoing availability and manufacturing support. Both parts maintain ROHS3 compliance and REACH unaffected status, satisfying regulatory requirements for current production environments. Moisture sensitivity level 1 (unlimited) applies to both parts, indicating no special storage or handling requirements.

Frequently Asked Questions (FAQ)

Q: Can the PBLS1501Y,115 be used as a direct pin-for-pin replacement for the PBLS1501V,115?

A: No. While all electrical specifications are identical, the package formats differ. PBLS1501V,115 uses SOT-666 packaging, and PBLS1501Y,115 uses 6-TSSOP packaging. PCB footprint redesign is required for substitution.

Q: Are the internal resistor values identical between PBLS1501V,115 and PBLS1501Y,115?

A: Yes. Both parts contain identical internal base resistors (R1) and emitter-base resistors (R2) of 2.2kOhms each.

Q: What is the difference in collector current ratings between the NPN and PNP transistors in these parts?

A: The NPN pre-biased transistor has a maximum collector current of 100mA, while the PNP transistor has a maximum collector current of 500mA.

Q: Do both parts meet current RoHS and REACH compliance requirements?

A: Yes. Both PBLS1501V,115 and PBLS1501Y,115 are ROHS3 compliant and REACH unaffected.

Q: Why is the PBLS1501V,115 marked as obsolete?

A: The PBLS1501V,115 has been discontinued by Nexperia USA Inc. The PBLS1501Y,115 is the active replacement part with identical electrical specifications.

Q: Are there any differences in transition frequency or power dissipation between these parts?

A: No. Both parts operate at 280MHz transition frequency and have a maximum power dissipation of 300mW.

Q: What is the moisture sensitivity level for both parts?

A: Both parts have moisture sensitivity level 1 (unlimited), indicating no special moisture control requirements during storage or handling.

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