Equivalent & Substitute Parts for BC 848C B6327

Part Overview

The BC 848C B6327 is a Surface Mount NPN Bipolar Junction Transistor manufactured by Infineon Technologies, rated for 30V collector-emitter breakdown voltage and 100mA maximum collector current. This device is classified as Discontinued at DiGi Electronics, necessitating identification of equivalent and substitute components for ongoing production and maintenance applications. The part is housed in a SOT-23-3 (TO-236-3, SC-59) package and complies with RoHS3 and REACH regulations.

Key Parameters

Parameter	Value	Unit
Transistor Type	NPN	—
Collector-Emitter Breakdown Voltage (Max)	30	V
Collector Current (Max)	100	mA
Power Dissipation (Max)	330	mW
Transition Frequency	250	MHz
DC Current Gain (hFE Min) @ Ic=2mA, Vce=5V	420	—
Vce Saturation (Max) @ Ib=5mA, Ic=100mA	600	mV
Collector Cutoff Current (Max)	15	nA
Operating Temperature (Max)	150	°C
Package Type	SOT-23-3	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the BC 848C B6327 is determined by strict equivalence across the following critical electrical and mechanical parameters:

Primary Substitution Criteria:

Transistor Type: NPN configuration
Collector-Emitter Breakdown Voltage: 30V minimum
Collector Current Rating: 100mA minimum
Package: SOT-23-3 (TO-236-3, SC-59) Surface Mount
DC Current Gain (hFE): 420 minimum @ Ic=2mA, Vce=5V
Vce Saturation: 600mV maximum @ Ib=5mA, Ic=100mA
RoHS3 Compliance and MSL Level 1

Parametric Equivalent Classification: Parts meeting all primary criteria with identical electrical specifications are classified as parametric equivalents. These include BC848CE6433HTMA1 (Infineon Technologies), BC848C-7-F (Diodes Incorporated), BC848C-TP (Micro Commercial Co), and BC848CLT1G (onsemi).

Direct Manufacturer Equivalent Classification: Parts designated as direct equivalents share the same base product number (BC848 or BC849) with matching core electrical parameters but may differ in packaging format (Cut Tape vs. Tape & Reel), frequency response, or power rating within acceptable tolerances.

MFR Recommended Alternatives: Parts such as 2SD2657KT146 and BC817-40-7-F are provided as manufacturer-recommended alternatives for applications requiring enhanced current handling or voltage ratings beyond the BC 848C specification.

Parameter Comparison

Part Number	Manufacturer	Ic (Max) mA	Vce(br) V	Vce Sat mV	fT MHz	P(max) mW	Package	Status
BC 848C B6327	Infineon	100	30	600	250	330	SOT-23-3	Discontinued
BC848CE6433HTMA1	Infineon	100	30	600	250	330	SOT-23-3	Last Time Buy
BC848C-7-F	Diodes Inc.	100	30	600	300	300	SOT-23-3	Active
BC848C-TP	Micro Commercial	100	30	500	100	225	SOT-23-3	Active
BC848CLT1G	onsemi	100	30	600	100	300	SOT-23-3	Active
BC849C,215	Nexperia	100	30	600	100	250	SOT-23-3	Active
BC849C-TP	Micro Commercial	100	30	500	100	225	SOT-23-3	Active
BC849CLT1G	onsemi	100	30	600	100	300	SOT-23-3	Active
2SD2657KT146	Rohm Semi.	1500	30	350	330	200	SOT-23-3	Active
BC817-40-7-F	Diodes Inc.	500	45	700	100	310	SOT-23-3	Active

Engineering Selection Recommendations

Tier 1 - Direct Parametric Equivalents (Recommended for Drop-In Replacement):

BC848C-7-F (Diodes Incorporated) and BC848CLT1G (onsemi) are the primary recommended substitutes. Both maintain identical collector current (100mA), breakdown voltage (30V), and saturation voltage specifications. BC848C-7-F offers enhanced transition frequency (300MHz vs. 250MHz) and is currently in Active production status with substantial inventory (39,300 units). BC848CLT1G provides equivalent performance with 6,200 units available. Both comply with RoHS3 and MSL Level 1 requirements.

Tier 2 - Functional Equivalents with Minor Parameter Variance:

BC849C,215 (Nexperia USA Inc.) and BC849CLT1G (onsemi) are functionally equivalent with identical electrical ratings. BC849C,215 carries AEC-Q101 automotive qualification and is available in high volume (75,716 units). These parts are suitable for applications where the BC849 variant designation is acceptable within design specifications.

Tier 3 - Enhanced Performance Alternatives:

2SD2657KT146 (Rohm Semiconductor) provides 15× higher collector current capability (1.5A vs. 100mA) while maintaining 30V breakdown voltage. This part is suitable for applications requiring higher current handling with the same voltage rating. BC817-40-7-F (Diodes Incorporated) offers 5× higher collector current (500mA) and elevated breakdown voltage (45V), appropriate for designs requiring increased headroom.

Product Status Considerations:

BC 848C B6327 is discontinued at DiGi Electronics. BC848CE6433HTMA1 (Infineon) is designated Last Time Buy. All other recommended substitutes maintain Active production status, ensuring long-term supply chain availability.

Frequently Asked Questions (FAQ)

Q1: Can BC848C-7-F directly replace BC 848C B6327 in existing designs?

A: Yes. BC848C-7-F meets all electrical specifications of BC 848C B6327 with identical collector current (100mA), breakdown voltage (30V), and saturation voltage (600mV). Both use SOT-23-3 packaging. The higher transition frequency (300MHz vs. 250MHz) in BC848C-7-F provides additional performance margin without compromising compatibility.

Q2: What is the difference between BC848 and BC849 variants?

A: BC848 and BC849 are distinct base product numbers within the same family. Both support 100mA collector current and 30V breakdown voltage with identical DC current gain specifications. Selection between variants depends on design documentation requirements; they are electrically interchangeable for the specified parameters.

Q3: Why is 2SD2657KT146 listed as an alternative if it has different current ratings?

A: 2SD2657KT146 is classified as a manufacturer-recommended alternative for applications where higher current handling (1.5A vs. 100mA) is beneficial while maintaining the same 30V breakdown voltage and SOT-23-3 package. This part is not a direct replacement but an upgrade option for designs requiring increased current capacity.

Q4: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts comply with RoHS3 regulations and maintain MSL Level 1 (Unlimited) moisture sensitivity classification, matching the original BC 848C B6327 specifications.

Q5: What packaging formats are available for BC848 transistors?

A: BC848 variants are supplied in multiple packaging formats: Cut Tape (CT) & Digi-Reel®, Tape & Reel (TR), and bulk packaging. Selection depends on production volume and assembly requirements. Electrical specifications remain constant across packaging formats.

Q6: Is BC849C,215 suitable for automotive applications?

A: BC849C,215 carries AEC-Q101 automotive qualification, making it suitable for automotive-grade applications. This qualification is not present in the original BC 848C B6327 or most other BC848/BC849 variants, providing additional assurance for automotive designs.

Q7: What is the significance of transition frequency differences among substitutes?

A: Transition frequency (fT) indicates the frequency at which transistor current gain drops to unity. BC 848C B6327 specifies 250MHz; BC848C-7-F provides 300MHz. Higher transition frequency provides improved high-frequency performance but does not affect low-frequency operation. Selection depends on circuit bandwidth requirements.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message