BC847BSHX Equivalent & Substitute Parts

Part Overview

The BC847BSHX is a dual NPN bipolar junction transistor (BJT) array manufactured by Nexperia USA Inc., designed for general-purpose switching and amplification applications. This component integrates two independent NPN transistors in a compact 6-TSSOP surface mount package, offering a maximum collector current of 100mA, collector-emitter breakdown voltage of 45V, and transition frequency of 100MHz.

The BC847BSHX is classified as an obsolete product. Obsolescence necessitates identification of functionally equivalent active alternatives to ensure design continuity, supply chain reliability, and long-term component availability for new production runs and design revisions.

Key Parameters

Parameter	Value	Unit
Transistor Type	2 NPN (Dual)	—
Current - Collector (Ic) (Max)	100	mA
Voltage - Collector Emitter Breakdown (Max)	45	V
Vce Saturation (Max) @ Ib, Ic	300mV @ 5mA, 100mA	—
Current - Collector Cutoff (Max)	15	nA
DC Current Gain (hFE) (Min) @ Ic, Vce	200 @ 2mA, 5V	—
Power - Max	270	mW
Frequency - Transition	100	MHz
Operating Temperature (TJ)	175	°C
Package / Case	6-TSSOP, SC-88, SOT-363	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	3 (168 Hours)	—

Substitute Part Grouping Explanation

Substitution of the BC847BSHX is determined by strict equivalence across all electrical and mechanical parameters. The substitute part must satisfy the following criteria:

Electrical Parameters (Must Match):

Transistor configuration: 2 NPN (Dual)
Maximum collector current: 100mA
Collector-emitter breakdown voltage: 45V
Vce saturation: 300mV @ 5mA, 100mA
Collector cutoff current: 15nA (ICBO)
DC current gain (hFE): 200 minimum @ 2mA, 5V
Maximum power dissipation: 270mW
Transition frequency: 100MHz
Maximum operating temperature: 175°C

Mechanical Parameters (Must Match):

Package type: 6-TSSOP / SC-88 / SOT-363
Mounting technology: Surface Mount
Moisture sensitivity level: 3 (168 Hours)

Compliance Parameters:

RoHS3 compliance required

The BC847BSH-QX meets all specified electrical and mechanical parameters and is classified as an active product with automotive-grade qualification (AEC-Q101), providing enhanced supply chain stability and long-term availability.

Parameter Comparison

Parameter	BC847BSHX (Main Part)	BC847BSH-QX (Substitute)	Match
Transistor Type	2 NPN (Dual)	2 NPN (Dual)	✓
Current - Collector (Ic) (Max)	100mA	100mA	✓
Voltage - Collector Emitter Breakdown (Max)	45V	45V	✓
Vce Saturation (Max) @ Ib, Ic	300mV @ 5mA, 100mA	300mV @ 5mA, 100mA	✓
Current - Collector Cutoff (Max)	15nA (ICBO)	15nA (ICBO)	✓
DC Current Gain (hFE) (Min) @ Ic, Vce	200 @ 2mA, 5V	200 @ 2mA, 5V	✓
Power - Max	270mW	270mW	✓
Frequency - Transition	100MHz	100MHz	✓
Operating Temperature (TJ)	175°C	175°C	✓
Package / Case	6-TSSOP, SC-88, SOT-363	6-TSSOP, SC-88, SOT-363	✓
Mounting Type	Surface Mount	Surface Mount	✓
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	✓
Moisture Sensitivity Level (MSL)	3 (168 Hours)	3 (168 Hours)	✓
Product Status	Obsolete	Active	—

Engineering Selection Recommendations

BC847BSH-QX is the direct equivalent substitute for the BC847BSHX.

Basis for Selection:

All electrical parameters are identical across both components. The BC847BSH-QX maintains the same dual NPN transistor configuration, current ratings, voltage ratings, gain characteristics, power dissipation, and frequency response. Mechanical compatibility is confirmed through identical package specifications (6-TSSOP / SC-88 / SOT-363) and surface mount mounting technology.

The BC847BSH-QX carries active product status, ensuring ongoing manufacturing support and supply chain availability. The component is qualified to AEC-Q101 automotive standards, providing additional process control and reliability assurance beyond the obsolete BC847BSHX.

Both components are ROHS3 compliant and carry identical moisture sensitivity ratings (MSL 3, 168 Hours), confirming compatibility with current manufacturing and storage protocols.

No electrical redesign, PCB layout modification, or thermal management adjustment is required when transitioning from BC847BSHX to BC847BSH-QX.

Frequently Asked Questions (FAQ)

Q: Can BC847BSH-QX be used as a direct replacement for BC847BSHX without circuit modification?

A: Yes. All electrical parameters, mechanical specifications, and package dimensions are identical. No circuit redesign is required.

Q: Are there differences in pin configuration between these parts?

A: No. Both components use the 6-TSSOP package with identical pin assignments and functionality.

Q: What is the significance of the automotive qualification (AEC-Q101) on the BC847BSH-QX?

A: AEC-Q101 qualification indicates the component meets automotive-grade reliability and process control standards. This does not restrict use in non-automotive applications; it provides additional assurance of manufacturing consistency and long-term availability.

Q: Is the BC847BSH-QX suitable for high-reliability applications?

A: The BC847BSH-QX meets automotive qualification standards and carries active product status with established supply chain support. Component selection for high-reliability applications must be based on application-specific requirements and qualification protocols.

Q: Are there any thermal or power dissipation differences between BC847BSHX and BC847BSH-QX?

A: No. Both components are rated for 270mW maximum power dissipation and 175°C maximum junction temperature. Thermal performance is equivalent.

Q: What is the moisture sensitivity level, and does it affect handling?

A: Both components carry MSL 3 (168 Hours) rating. This indicates standard moisture sensitivity requiring standard ESD and dry storage protocols during manufacturing and assembly.

Q: Can these parts be used interchangeably in existing designs?

A: Yes. The BC847BSH-QX is a direct functional and mechanical equivalent. Existing PCB layouts, schematics, and assembly processes require no modification.

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