BC53-10PAS-QX Equivalent & Substitute Parts Reference

Part Overview

The BC53-10PAS-QX is a Bipolar (BJT) Transistor, PNP type, manufactured by Nexperia USA Inc. This device features an 80 V collector-emitter breakdown voltage, 1 A collector current, 145 MHz transition frequency, and 420 mW maximum power dissipation in a DFN2020D-3 (3-UDFN Exposed Pad) surface mount package. The product is qualified to AEC-Q101 standards and is classified as automotive grade, with RoHS3 compliance and REACH unaffected status. The BC53-10PAS-QX is currently active with 990 pcs in stock.

It is essential to identify direct equivalents or substitute models to maintain availability, ensure qualified sourcing options, and support continuous production for designs utilizing this product.

Key Parameters

Parameter	Value
Manufacturer	Nexperia USA Inc.
Category	Transistors, Bipolar (BJT)
Transistor Type	PNP
Voltage - Collector Emitter Breakdown (Max)	80 V
Current - Collector (Ic) (Max)	1 A
Vce Saturation (Max) @ Ib, Ic	500mV @ 50mA, 500mA
Current - Collector Cutoff (Max)	100nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce	63 @ 150mA, 2V
Power - Max	420 mW
Frequency - Transition	145MHz
Operating Temperature	150°C (TJ)
Qualification	AEC-Q101
RoHS Status	ROHS3 Compliant
Mounting Type	Surface Mount
Package / Case	3-UDFN Exposed Pad
Supplier Device Package	DFN2020D-3
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitute transistors listed for BC53-10PAS-QX are selected based on strict equivalence in transistor type, maximum collector-emitter voltage, collector current, saturation voltage, cutoff current, DC current gain, power dissipation, frequency, automotive qualification, compliance, mounting type, package/case, and RoHS/REACH status. Only parts matching all stated electrical and mechanical parameters within this product category qualify as direct substitutes.

Key substitution criteria:

Transistor Type: PNP
Maximum Vce: 80 V
Maximum Ic: 1 A
Vce Saturation: 500mV @ 50mA, 500mA
Maximum Collector Cutoff Current: 100nA (ICBO)
Minimum DC Current Gain: 63 @ 150mA, 2V
Power Dissipation: 420 mW
Transition Frequency: 145MHz
Max Junction Temperature: 150°C
Qualification: AEC-Q101
Mounting: Surface Mount
Package: 3-UDFN Exposed Pad / DFN2020D-3
RoHS3 and REACH compliance

Parameter Comparison

Parameter	BC53-10PAS-QX	BC53-10PASX	BC53-16PASX	BC53PASX
Manufacturer	Nexperia USA Inc.	Nexperia USA Inc.	Nexperia USA Inc.	Nexperia USA Inc.
Category	Transistors, Bipolar (BJT)	Transistors, Bipolar (BJT)	Transistors, Bipolar (BJT)	Transistors, Bipolar (BJT)
Transistor Type	PNP	PNP	PNP	PNP
Voltage - Collector Emitter Breakdown (Max)	80 V	80 V	80 V	80 V
Current - Collector (Ic) (Max)	1 A	1 A	1 A	1 A
Vce Saturation (Max) @ Ib, Ic	500mV @ 50mA, 500mA	500mV @ 50mA, 500mA	500mV @ 50mA, 500mA	500mV @ 50mA, 500mA
Current - Collector Cutoff (Max)	100nA (ICBO)	100nA (ICBO)	100nA (ICBO)	100nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce	63 @ 150mA, 2V	63 @ 150mA, 2V	63 @ 150mA, 2V	63 @ 150mA, 2V
Power - Max	420 mW	420 mW	420 mW	420 mW
Frequency - Transition	145MHz	145MHz	145MHz	145MHz
Operating Temperature	150°C (TJ)	150°C (TJ)	150°C (TJ)	150°C (TJ)
Qualification	AEC-Q101	AEC-Q101	AEC-Q101	AEC-Q101
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	3-UDFN Exposed Pad	3-UDFN Exposed Pad	3-UDFN Exposed Pad	3-UDFN Exposed Pad
Supplier Device Package	DFN2020D-3	DFN2020D-3	DFN2020D-3	DFN2020D-3
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

The BC53-10PAS-QX, BC53-10PASX, BC53-16PASX, and BC53PASX are all active, RoHS3 compliant, and REACH unaffected. Each part is offered in a surface mount 3-UDFN Exposed Pad case and is AEC-Q101 qualified for automotive applications. Compliance and qualification statuses are equivalent. Selection among these options can be based strictly on inventory or supply chain considerations, as all parts fulfill identical electrical, mechanical, and regulatory parameters.

Frequently Asked Questions (FAQ)

Q1: What are the substitution criteria for the BC53-10PAS-QX?
A1: Substitutes for the BC53-10PAS-QX must match all primary parameters: PNP transistor type, 80 V maximum collector-emitter voltage, 1 A maximum collector current, 500mV Vce saturation at defined currents, 100nA maximum collector cutoff current, minimum DC current gain of 63 at 150mA and 2V, 420 mW power rating, 145 MHz frequency, automotive qualification (AEC-Q101), RoHS3 compliance, REACH unaffected status, surface mount style, and the 3-UDFN Exposed Pad / DFN2020D-3 package.

Q2: Can the package/case impact substitute compatibility?
A2: Yes. All listed substitutes utilize the 3-UDFN Exposed Pad (DFN2020D-3) package, ensuring mechanical and soldering compatibility with existing layouts.

Q3: Are all listed substitutes automotive qualified and compliant?
A3: Yes. Each part is AEC-Q101 qualified, ROHS3 compliant, and REACH unaffected.

Q4: Is there any difference in electrical performance among substitutes?
A4: No. All electrical parameters specified for substitution are identical among the listed parts.

Q5: What inventory considerations might affect selection?
A5: Selection can be based on available inventory for each part number, since the electrical, mechanical, compliance, and qualification parameters are strictly matched.

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