BC848CT116 Equivalent & Substitute Parts

Part Overview

The BC848CT116 is a surface mount NPN bipolar junction transistor manufactured by Rohm Semiconductor in SST3 packaging. This device is rated for 30V collector-emitter breakdown voltage with a maximum collector current of 100 mA and 350 mW power dissipation. The BC848CT116 carries a product status of "Not For New Designs," indicating it is obsolete or being phased out. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support existing production requirements with functionally compatible alternatives.

Key Parameters

Parameter	BC848CT116 Value	Unit
Transistor Type	NPN	—
Collector-Emitter Breakdown Voltage (Max)	30	V
Collector Current (Max)	100	mA
Power Dissipation (Max)	350	mW
Vce Saturation (Max) @ Ib, Ic	600mV @ 5mA, 100mA	—
DC Current Gain (hFE Min) @ Ic, Vce	420 @ 2mA, 5V	—
Transition Frequency	200	MHz
Operating Temperature (Max)	150	°C
Package Type	TO-236-3, SC-59, SOT-23-3	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitute parts for the BC848CT116 are classified into two categories based on electrical and mechanical compatibility:

Direct Substitutes meet all critical electrical parameters of the main part: NPN transistor type, 30V collector-emitter breakdown voltage, 100 mA maximum collector current, 420 minimum DC current gain at specified conditions, and identical package footprint (TO-236-3/SOT-23-3). These parts are functionally interchangeable in the same circuit application without design modification.

Similar Substitutes share the same base product family (BC848 or BC849 series) and core electrical ratings but may differ in secondary parameters such as transition frequency, power dissipation, or DC current gain specifications. These parts are suitable for applications where the specific performance variation does not impact circuit function.

The key parameters determining substitution eligibility are:

Transistor polarity (NPN)
Collector-emitter breakdown voltage (30V minimum)
Collector current rating (100 mA minimum)
DC current gain (hFE ≥ 420 @ 2mA, 5V for direct substitutes; hFE ≥ 110 for similar substitutes)
Package compatibility (TO-236-3/SOT-23-3 surface mount)
RoHS3 compliance

Parameter Comparison

Part Number	Manufacturer	Ic (Max) mA	Vce(br) V	hFE (Min) @ 2mA, 5V	Power (Max) mW	Freq (MHz)	Vce Sat (Max) mV	Package	Status
BC848CT116	Rohm Semiconductor	100	30	420	350	200	600	SOT-23-3	Not For New Designs
BC848C-7-F	Diodes Incorporated	100	30	420	300	300	600	SOT-23-3	Active
BC848C-TP	Micro Commercial Co	100	30	420	225	100	500	SOT-23-3	Active
BC848CLT1G	onsemi	100	30	420	300	100	600	SOT-23-3	Active
BC849C,215	Nexperia USA Inc.	100	30	420	250	100	600	SOT-23-3	Active
BC849C-TP	Micro Commercial Co	100	30	420	225	100	500	SOT-23-3	Active
BC849CLT1G	onsemi	100	30	420	300	100	600	SOT-23-3	Active
2SC2411-P-TP	Micro Commercial Co	500	32	82	200	250	400	SOT-23-3	Active
BC848A-7-F	Diodes Incorporated	100	30	110	300	300	600	SOT-23-3	Active
BC848A-TP	Micro Commercial Co	100	30	110	225	100	500	SOT-23-3	Active
BC848ALT1G	onsemi	100	30	110	300	100	600	SOT-23-3	Active

Engineering Selection Recommendations

Direct Substitutes (Recommended Priority)

The following parts are direct functional equivalents with active product status and full RoHS3 compliance:

BC848CLT1G (onsemi): Matches all critical electrical parameters including 420 minimum hFE, 30V breakdown voltage, and 100 mA collector current. Active product status ensures long-term availability. Cut Tape & Digi-Reel packaging provides supply flexibility.
BC849CLT1G (onsemi): Identical electrical specifications to BC848CLT1G with active status and RoHS3 compliance. Tape & Reel packaging supports high-volume production requirements.
BC848C-7-F (Diodes Incorporated): Meets all core electrical requirements with 300 MHz transition frequency and 300 mW power rating. Active status and high inventory (39,300 pcs) ensure supply continuity.
BC849C,215 (Nexperia USA Inc.): Qualifies as AEC-Q101 automotive grade with active status. Suitable for applications requiring automotive qualification. Highest inventory availability (75,716 pcs).

Similar Substitutes (Application-Dependent)

The following parts share the BC848/BC849 base product family with reduced DC current gain (110 minimum hFE instead of 420):

BC848A-7-F (Diodes Incorporated): 300 MHz transition frequency with active status. Suitable for applications where lower current gain is acceptable.
BC848ALT1G (onsemi): 100 MHz transition frequency with active status and high inventory (42,400 pcs). Appropriate for lower-frequency circuit designs.
BC848A-TP (Micro Commercial Co): 100 MHz operation with active status. Lowest power dissipation (225 mW) among similar substitutes.

Not Recommended

2SC2411-P-TP: Significantly different electrical characteristics (500 mA collector current, 82 hFE minimum). Suitable only for applications requiring higher current handling, not as a direct replacement.

Frequently Asked Questions (FAQ)

Q: Can BC848CLT1G directly replace BC848CT116 without circuit modification?

A: Yes. BC848CLT1G matches all critical electrical parameters: 30V breakdown voltage, 100 mA collector current, 420 minimum DC current gain, and identical SOT-23-3 package. No design changes are required.

Q: What is the difference between BC848C and BC849C series?

A: Both series share identical electrical specifications (30V, 100 mA, 420 hFE minimum). The BC849 series is a variant designation from different manufacturers. Selection between them depends on supplier availability and packaging preference.

Q: Why do some substitutes have lower DC current gain (110 vs 420)?

A: BC848A and BC849A variants are lower-gain versions of the BC848C/BC849C series. They are suitable for applications where the circuit design accommodates reduced current gain. Verify circuit requirements before selecting lower-gain variants.

Q: Is the BC848A-7-F suitable for high-frequency applications?

A: BC848A-7-F operates at 300 MHz transition frequency, which is higher than the original BC848CT116 (200 MHz). It is suitable for high-frequency applications. However, verify that the lower DC current gain (110 vs 420) does not impact circuit performance.

Q: What packaging options are available for substitutes?

A: All listed substitutes use SOT-23-3 (TO-236-3/SC-59) surface mount package, identical to the original BC848CT116. Packaging variants include Cut Tape & Digi-Reel, Tape & Reel, and Bulk. Select based on production volume and supply chain requirements.

Q: Are all substitutes RoHS3 compliant?

A: Yes. All listed direct and similar substitutes carry RoHS3 compliance certification, meeting environmental and regulatory requirements equivalent to the original BC848CT116.

Q: Which substitute offers the best supply availability?

A: BC849C,215 (Nexperia USA Inc.) has the highest inventory at 75,716 pieces. BC848A-7-F (Diodes Incorporated) offers 44,400 pieces. Both provide excellent supply continuity for production requirements.

Q: Can 2SC2411-P-TP replace BC848CT116?

A: No. 2SC2411-P-TP has significantly different electrical specifications (500 mA collector current vs 100 mA, 82 hFE vs 420 hFE). It is designed for higher-current applications and is not a functional equivalent.

Q: What is the operating temperature range for substitutes?

A: Most substitutes operate from -55°C to 150°C or -65°C to 150°C, providing wider temperature range than the original BC848CT116 (150°C maximum). This offers improved thermal margin for demanding applications.

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