BCX71GE6327HTSA1 Equivalent & Substitute Parts

Part Overview

The BCX71GE6327HTSA1 is a PNP bipolar junction transistor manufactured by Infineon Technologies, designed for surface mount applications in the SOT-23 package. This device operates at a maximum collector current of 100 mA with a collector-emitter breakdown voltage of 45 V and a transition frequency of 250 MHz. The part is classified as Last Time Buy, indicating discontinued production status. Equivalent and substitute parts are necessary to ensure design continuity and procurement availability for ongoing production and maintenance applications.

Key Parameters

Parameter	Value	Unit
Transistor Type	PNP	—
Maximum Collector Current (Ic)	100	mA
Collector-Emitter Breakdown Voltage (VCEO)	45	V
Vce Saturation @ Ib, Ic	550 mV @ 1.25 mA, 50 mA	—
Collector Cutoff Current (ICBO)	20	nA
DC Current Gain (hFE) @ Ic, Vce	120 @ 2 mA, 5 V	—
Maximum Power Dissipation	330	mW
Transition Frequency (fT)	250	MHz
Operating Temperature (TJ)	150	°C
Package Type	SOT-23-3 (TO-236-3, SC-59)	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the BCX71GE6327HTSA1 is determined by strict electrical and mechanical compatibility across the following critical parameters:

Electrical Compatibility Criteria:

Transistor type must be PNP
Maximum collector current (Ic) must be ≥ 100 mA
Collector-emitter breakdown voltage (VCEO) must be ≥ 45 V
Operating temperature range must support 150°C (TJ)
Package type must be SOT-23-3 (TO-236-3, SC-59) or equivalent surface mount configuration

Mechanical Compatibility Criteria:

Surface mount package configuration
Pin-compatible SOT-23-3 footprint
RoHS3 compliance required

Substitute parts are grouped into two categories:

Category 1: Direct Electrical Equivalents (100 mA Class) Parts with maximum collector current of 100 mA and 45 V breakdown voltage. These include BCW69,215 and 2PB709 series variants. These parts maintain the same current and voltage ratings as the BCX71GE6327HTSA1.

Category 2: Higher Current Capability (500 mA Class) Parts with maximum collector current of 500 mA and 45 V breakdown voltage. These include BC807 series variants (BC807-16-7-F, BC807-25-7-F, BC807-40-7-F). These parts provide increased current handling capability while maintaining voltage compatibility and package form factor.

All substitute parts listed meet RoHS3 compliance, MSL 1 rating, and surface mount SOT-23-3 package requirements.

Parameter Comparison

Part Number	Manufacturer	Ic (Max) mA	VCEO (Max) V	Vce Sat @ Ib, Ic	hFE (Min) @ Ic, Vce	Power (Max) mW	fT MHz	Package	Status
BCX71GE6327HTSA1	Infineon	100	45	550 mV @ 1.25 mA, 50 mA	120 @ 2 mA, 5 V	330	250	SOT-23-3	Last Time Buy
BCW69,215	Nexperia USA Inc.	100	45	150 mV @ 2.5 mA, 50 mA	120 @ 2 mA, 5 V	250	100	SOT-23-3	Active
2PB709ARL,215	Nexperia USA Inc.	100	45	500 mV @ 10 mA, 100 mA	210 @ 2 mA, 10 V	250	70	SOT-23-3	Active
2PB709ARL,235	Nexperia USA Inc.	100	45	500 mV @ 10 mA, 100 mA	210 @ 2 mA, 10 V	250	70	SOT-23-3	Active
2PB709ART,215	NXP USA Inc.	100	45	500 mV @ 10 mA, 100 mA	210 @ 2 mA, 10 V	250	70	SOT-23-3	Active
2PB709ART,235	Nexperia USA Inc.	100	45	500 mV @ 10 mA, 100 mA	120 @ 2 mA, 10 V	250	70	SOT-23-3	Active
2PB709ASL,215	Nexperia USA Inc.	100	45	500 mV @ 10 mA, 100 mA	290 @ 2 mA, 10 V	250	80	SOT-23-3	Active
2PB709ASL,235	Nexperia USA Inc.	100	45	500 mV @ 10 mA, 100 mA	290 @ 2 mA, 10 V	250	80	SOT-23-3	Active
BC807-16-7-F	Diodes Incorporated	500	45	700 mV @ 50 mA, 500 mA	100 @ 100 mA, 1 V	310	100	SOT-23-3	Active
BC807-25-7-F	Diodes Incorporated	500	45	700 mV @ 50 mA, 500 mA	160 @ 100 mA, 1 V	310	100	SOT-23-3	Active
BC807-40-7-F	Diodes Incorporated	500	45	700 mV @ 50 mA, 500 mA	250 @ 100 mA, 1 V	310	100	SOT-23-3	Active

Engineering Selection Recommendations

For Direct Replacement (100 mA Current Class):

BCW69,215 is an active production part from Nexperia USA Inc. with AEC-Q101 automotive qualification. It maintains the same maximum collector current (100 mA) and collector-emitter breakdown voltage (45 V) as the BCX71GE6327HTSA1. The transition frequency is reduced from 250 MHz to 100 MHz. This part is suitable for applications where the lower frequency specification does not impact circuit performance.

The 2PB709 series (2PB709ARL,215; 2PB709ARL,235; 2PB709ART,215; 2PB709ART,235; 2PB709ASL,215; 2PB709ASL,235) from Nexperia USA Inc. and NXP USA Inc. are active production parts with AEC-Q101 automotive qualification. All variants maintain 100 mA maximum collector current and 45 V breakdown voltage. Transition frequencies range from 70 MHz to 80 MHz. These parts feature improved DC current gain characteristics (hFE ranging from 120 to 290 depending on variant) compared to the BCX71GE6327HTSA1. All 2PB709 variants are RoHS3 compliant with MSL 1 rating.

For Higher Current Applications (500 mA Current Class):

BC807 series parts (BC807-16-7-F, BC807-25-7-F, BC807-40-7-F) from Diodes Incorporated are active production parts with 500 mA maximum collector current and 45 V breakdown voltage. These parts provide five times the current handling capability of the BCX71GE6327HTSA1 while maintaining the same voltage rating and SOT-23-3 package form factor. The transition frequency is 100 MHz. DC current gain varies by part number (hFE 100, 160, or 250 at 100 mA, 1 V). All BC807 variants are RoHS3 compliant with MSL 1 rating and operate across -55°C to 150°C temperature range.

Product Status Consideration:

The BCX71GE6327HTSA1 is classified as Last Time Buy. All substitute parts listed are in Active production status, ensuring long-term availability and supply chain continuity.

Frequently Asked Questions (FAQ)

Q1: Can BCW69,215 directly replace BCX71GE6327HTSA1 in all applications?

BCW69,215 maintains electrical compatibility in maximum collector current (100 mA) and collector-emitter breakdown voltage (45 V). The transition frequency is reduced from 250 MHz to 100 MHz. Direct replacement is valid only if the circuit design does not require the higher frequency response of the original part. Verify circuit performance requirements before substitution.

Q2: What is the difference between 2PB709ARL, 2PB709ART, and 2PB709ASL variants?

All three 2PB709 series variants maintain the same electrical ratings: 100 mA maximum collector current, 45 V breakdown voltage, and 250 mW power dissipation. The primary differences are transition frequency (70 MHz for ARL and ART; 80 MHz for ASL) and DC current gain characteristics. The suffix designation (,215 or ,235) indicates different packaging or tape specifications. Selection depends on specific frequency and gain requirements for the application.

Q3: When should BC807 series parts be used instead of 100 mA equivalents?

BC807 series parts provide 500 mA maximum collector current, five times higher than the BCX71GE6327HTSA1. Use BC807 variants when the application requires higher current switching capability or when design margins for current handling are necessary. The SOT-23-3 package remains identical, ensuring footprint compatibility. Verify that the lower transition frequency (100 MHz versus 250 MHz) is acceptable for the circuit.

Q4: Are all substitute parts RoHS3 compliant?

All substitute parts listed in this document are RoHS3 compliant with MSL 1 (Unlimited) moisture sensitivity level, matching the compliance profile of the BCX71GE6327HTSA1.

Q5: What is the significance of AEC-Q101 qualification on substitute parts?

AEC-Q101 qualification indicates that the part meets automotive industry reliability and quality standards. BCW69,215 and all 2PB709 variants carry AEC-Q101 qualification, making them suitable for automotive and high-reliability applications. BC807 series parts do not carry explicit AEC-Q101 designation in the provided data.

Q6: Can I use BC807-16-7-F, BC807-25-7-F, or BC807-40-7-F interchangeably?

All three BC807 variants share the same maximum ratings (500 mA, 45 V, 100 MHz). The primary difference is DC current gain: BC807-16-7-F has hFE 100, BC807-25-7-F has hFE 160, and BC807-40-7-F has hFE 250 (all measured at 100 mA, 1 V). Selection depends on the required current gain for the specific circuit application. They are not interchangeable if the circuit design depends on specific gain characteristics.

Q7: What packaging options are available for substitute parts?

All substitute parts are available in SOT-23-3 (TO-236-3, SC-59) surface mount package, maintaining footprint compatibility with the BCX71GE6327HTSA1. Packaging formats vary: some are supplied in Tape & Reel (TR), others in Cut Tape (CT) & Digi-Reel®, or Bulk. Verify packaging availability with your supplier for procurement requirements.

Q8: Is the BCX71GE6327HTSA1 still available for purchase?

The BCX71GE6327HTSA1 is classified as Last Time Buy, indicating discontinued production. Current inventory of 901 pieces is available, but long-term availability is not guaranteed. Transition to an active production substitute part is recommended for new designs and ongoing production requirements.

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