BCP68-QF Equivalent & Substitute Parts

Part Overview

The BCP68-QF is an NPN bipolar junction transistor manufactured by Nexperia USA Inc., designed for surface mount applications in automotive-grade circuits. This device operates at a maximum collector current of 2 A, collector-emitter breakdown voltage of 20 V, and maximum power dissipation of 650 mW. The BCP68-QF is classified as an active product and carries AEC-Q101 automotive qualification. Substitute parts are identified when electrical characteristics, mechanical packaging, and compliance certifications align with the original specification, enabling direct replacement in circuit designs without functional degradation.

Key Parameters

Parameter	Value	Unit
Transistor Type	NPN	—
Current - Collector (Ic) (Max)	2	A
Voltage - Collector Emitter Breakdown (Max)	20	V
Vce Saturation (Max) @ Ib, Ic	600mV @ 200mA, 2A	—
Current - Collector Cutoff (Max)	100	nA
DC Current Gain (hFE) (Min) @ Ic, Vce	85 @ 500mA, 1V	—
Power - Max	650	mW
Frequency - Transition	170	MHz
Operating Temperature (TJ)	150	°C
Package / Case	TO-261-4, TO-261AA	—
Supplier Device Package	SOT-223	—
Grade	Automotive	—
Qualification	AEC-Q101	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the BCP68-QF is determined by equivalence across the following critical parameters:

Electrical Characteristics:

Transistor type (NPN)
Maximum collector current (2 A)
Collector-emitter breakdown voltage (20 V)
Saturation voltage characteristics (600mV @ 200mA, 2A)
Collector cutoff current (100nA ICBO)
DC current gain minimum (85 @ 500mA, 1V)
Maximum power dissipation (650 mW)
Transition frequency (170MHz)
Operating temperature range (150°C TJ)

Mechanical & Packaging Requirements:

Surface mount mounting type
SOT-223 supplier device package
TO-261-4 and TO-261AA case designations

Compliance & Certification:

Automotive grade classification
AEC-Q101 qualification
ROHS3 compliance
Moisture sensitivity level 1

Parts meeting all these criteria are classified as parametric equivalents and direct substitutes.

Parameter Comparison

Parameter	BCP68-QF	BCP68F	Match
Manufacturer	Nexperia USA Inc.	Nexperia USA Inc.	✓
Category	Transistors, Bipolar (BJT)	Transistors, Bipolar (BJT)	✓
Transistor Type	NPN	NPN	✓
Current - Collector (Ic) (Max)	2 A	2 A	✓
Voltage - Collector Emitter Breakdown (Max)	20 V	20 V	✓
Vce Saturation (Max) @ Ib, Ic	600mV @ 200mA, 2A	600mV @ 200mA, 2A	✓
Current - Collector Cutoff (Max)	100nA (ICBO)	100nA (ICBO)	✓
DC Current Gain (hFE) (Min) @ Ic, Vce	85 @ 500mA, 1V	85 @ 500mA, 1V	✓
Power - Max	650 mW	650 mW	✓
Frequency - Transition	170MHz	170MHz	✓
Operating Temperature (TJ)	150°C	150°C	✓
Grade	Automotive	Automotive	✓
Qualification	AEC-Q101	AEC-Q101	✓
Mounting Type	Surface Mount	Surface Mount	✓
Package / Case	TO-261-4, TO-261AA	TO-261-4, TO-261AA	✓
Supplier Device Package	SOT-223	SOT-223	✓
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	✓
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	✓
Product Status	Active	Active	✓

Engineering Selection Recommendations

The BCP68F is a direct parametric equivalent to the BCP68-QF. Both devices are manufactured by Nexperia USA Inc. and share identical electrical specifications, mechanical packaging, and compliance certifications. Selection between these parts is based on availability and supply chain considerations rather than functional or technical differences.

Both parts carry AEC-Q101 automotive qualification and ROHS3 compliance, confirming suitability for automotive-grade applications. The SOT-223 surface mount package and TO-261-4/TO-261AA case designations are identical across both devices, ensuring mechanical compatibility in existing PCB layouts.

The BCP68F currently maintains higher inventory availability (8314 Pcs) compared to the BCP68-QF (933 Pcs), which may influence procurement decisions in high-volume production scenarios.

Frequently Asked Questions (FAQ)

Q: Can the BCP68F replace the BCP68-QF in automotive applications?

A: Yes. Both devices are AEC-Q101 qualified, automotive-grade NPN transistors with identical electrical characteristics, maximum ratings, and SOT-223 packaging. Direct substitution is supported without circuit modification.

Q: Are the package dimensions identical between BCP68-QF and BCP68F?

A: Yes. Both devices use the SOT-223 supplier device package with TO-261-4 and TO-261AA case designations, ensuring identical PCB footprints and mounting compatibility.

Q: What is the difference between BCP68-QF and BCP68F?

A: The devices are electrically and mechanically identical. The suffix designations reflect different manufacturing or distribution batches from Nexperia USA Inc., but all specified parameters, ratings, and certifications are equivalent.

Q: Are both parts RoHS compliant?

A: Yes. Both BCP68-QF and BCP68F are ROHS3 compliant and carry MSL 1 (Unlimited) moisture sensitivity classification.

Q: Can these transistors be used in high-frequency switching applications?

A: Yes. Both devices feature a transition frequency of 170MHz, supporting high-frequency switching and amplification applications within the specified electrical limits.

Q: What is the maximum operating temperature for these transistors?

A: The maximum junction temperature (TJ) is 150°C for both BCP68-QF and BCP68F.

Q: Are there any differences in saturation voltage between the two parts?

A: No. Both devices specify identical saturation voltage characteristics of 600mV at 200mA base current and 2A collector current.

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