BC847CS_R1_00001 Equivalent & Substitute Parts

Part Overview

The BC847CS_R1_00001 is a dual NPN bipolar junction transistor (BJT) array manufactured by Panjit International Inc., housed in a 6-TSSOP (SOT-363) surface mount package. This general-purpose transistor is designed for applications requiring switching and amplification in compact form factors. The device is currently in active production status with substantial inventory availability (30,400 pieces in stock). Substitute parts are identified to address supply chain continuity, alternative sourcing requirements, or specific application constraints while maintaining electrical and mechanical compatibility within defined parameter ranges.

Key Parameters

Parameter	Value	Unit
Transistor Type	2 NPN (Dual)	—
Maximum Collector Current (Ic)	100	mA
Collector-Emitter Breakdown Voltage (Max)	45	V
Maximum Power Dissipation	225	mW
Transition Frequency	200	MHz
Operating Temperature Range	-55 to 150	°C
Package Type	6-TSSOP / SOT-363	—
Mounting Type	Surface Mount	—
RoHS Compliance	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution eligibility for the BC847CS_R1_00001 is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

Transistor configuration: 2 NPN (Dual) array
Maximum collector current: 100 mA
Collector-emitter breakdown voltage: 45 V
Package type: 6-TSSOP / SOT-363 surface mount
RoHS3 compliance status
Moisture sensitivity level: 1 (Unlimited)

Allowable Variation Parameters:

Vce saturation: Substitute values must not exceed the application's saturation voltage requirement
DC current gain (hFE): Minimum values may vary; circuit design must accommodate the specified gain
Maximum power dissipation: Substitute values equal to or greater than 225 mW are acceptable
Transition frequency: Substitute values equal to or greater than 200 MHz are acceptable
Operating temperature range: Substitute range must encompass or exceed the application's operating window

The identified substitutes (BC847BS,135 and BC847BS-TP) meet all mandatory matching parameters and fall within allowable variation ranges for secondary electrical characteristics.

Parameter Comparison

Parameter	BC847CS_R1_00001 (Panjit)	BC847BS,135 (Nexperia)	BC847BS-TP (Micro Commercial Co)
Manufacturer	Panjit International Inc.	Nexperia USA Inc.	Micro Commercial Co
Transistor Type	2 NPN (Dual)	2 NPN (Dual)	2 NPN (Dual)
Ic (Max)	100 mA	100 mA	100 mA
Vce Breakdown (Max)	45 V	45 V	45 V
Vce Saturation @ 5mA, 100mA	650 mV	300 mV	650 mV
Icbo (Max)	15 nA	15 nA	15 nA
hFE (Min) @ 2mA, 5V	420	200	110
Power (Max)	225 mW	300 mW	300 mW
Frequency - Transition	200 MHz	100 MHz	200 MHz
Operating Temperature	-55 to 150 °C	-55 to 150 °C	-55 to 150 °C
Package / Case	6-TSSOP / SOT-363	6-TSSOP / SOT-363	6-TSSOP / SOT-363
Packaging Format	Tape & Reel (TR)	Tape & Reel (TR)	Cut Tape (CT) & Digi-Reel®
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected
Product Status	Active	Active	Active

Engineering Selection Recommendations

BC847BS,135 (Nexperia USA Inc.): This substitute is suitable for applications where lower saturation voltage (300 mV vs. 650 mV) provides performance advantage. The device carries AEC-Q101 automotive qualification, making it appropriate for automotive-grade applications. The transition frequency of 100 MHz is lower than the primary part; applications requiring frequencies at or above 200 MHz must verify compatibility with circuit design. The lower minimum hFE (200 vs. 420) requires circuit validation to ensure adequate base drive and gain margins. Inventory availability is substantial (168,295 pieces).

BC847BS-TP (Micro Commercial Co): This substitute maintains electrical equivalence with matching saturation voltage (650 mV) and transition frequency (200 MHz) to the primary part. The significantly lower minimum hFE (110 vs. 420) necessitates circuit redesign or verification to confirm adequate current gain for the intended application. The device is available in Cut Tape and Digi-Reel® packaging formats, differing from the primary part's Tape & Reel format; procurement and assembly processes must accommodate this packaging difference. Inventory availability is lower (12,594 pieces) compared to the primary part.

Both substitutes maintain full compliance with RoHS3, REACH, and MSL requirements. Selection between substitutes and the primary part should be based on specific application requirements for saturation voltage, transition frequency, current gain, and packaging format compatibility.

Frequently Asked Questions (FAQ)

Q: Can BC847BS,135 replace BC847CS_R1_00001 in all applications?

A: BC847BS,135 is electrically compatible for applications where the lower transition frequency (100 MHz vs. 200 MHz) does not constrain circuit performance. The lower minimum hFE (200 vs. 420) requires verification that base drive circuits provide sufficient current gain margin. The superior saturation voltage (300 mV) may improve switching efficiency in some designs.

Q: What is the significance of the hFE difference between these parts?

A: DC current gain (hFE) determines the base current required to achieve a specified collector current. BC847CS_R1_00001 specifies a minimum hFE of 420, while BC847BS,135 specifies 200 and BC847BS-TP specifies 110. Lower hFE values require proportionally higher base drive current. Circuit designs must be validated to confirm adequate base current availability when substituting with lower-gain devices.

Q: Are there packaging compatibility issues between these substitutes?

A: BC847CS_R1_00001 and BC847BS,135 are supplied in Tape & Reel (TR) format. BC847BS-TP is supplied in Cut Tape (CT) and Digi-Reel® format. While all three use the same 6-TSSOP / SOT-363 package footprint, procurement and assembly processes must be configured for the specific packaging format. Reel specifications, tape pitch, and component orientation may differ between formats.

Q: Which substitute offers the best performance for high-frequency applications?

A: BC847CS_R1_00001 and BC847BS-TP both specify 200 MHz transition frequency, suitable for high-frequency switching applications. BC847BS,135 specifies 100 MHz and is appropriate for lower-frequency applications. Application frequency requirements must be compared against the transition frequency specification of the selected device.

Q: Are all three parts suitable for automotive applications?

A: BC847BS,135 carries AEC-Q101 automotive qualification. BC847CS_R1_00001 and BC847BS-TP do not list automotive qualification in the provided specifications. Applications requiring automotive-grade components should specify BC847BS,135 or verify that the primary part and BC847BS-TP meet applicable automotive standards through alternative documentation.

Q: What is the impact of saturation voltage differences on circuit design?

A: Saturation voltage (Vce sat) determines the minimum voltage drop across the transistor in the saturated (fully conducting) state. BC847CS_R1_00001 and BC847BS-TP specify 650 mV saturation voltage, while BC847BS,135 specifies 300 mV. Lower saturation voltage reduces power dissipation and heat generation in switching applications. Circuit designs must account for the specified saturation voltage when calculating output voltage levels and power budgets.

Q: Can these parts be used interchangeably on the same PCB assembly?

A: All three parts use identical 6-TSSOP / SOT-363 surface mount footprints and are therefore mechanically interchangeable on PCB layouts. However, electrical performance differences (hFE, saturation voltage, transition frequency) require circuit validation before substitution. Procurement and assembly processes must be configured for the specific packaging format (Tape & Reel vs. Cut Tape / Digi-Reel®) of the selected device.

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