BC807-25-7 Equivalent & Substitute Parts

Part Overview

The BC807-25-7 is a PNP bipolar junction transistor manufactured by Diodes Incorporated, designed for surface mount applications in the SOT-23-3 package. This component operates at 45 V collector-emitter breakdown voltage with a maximum collector current of 500 mA and 310 mW power dissipation. The BC807-25-7 is discontinued at DiGi Electronics, necessitating identification of equivalent and substitute parts that maintain electrical and mechanical compatibility for ongoing production and repair applications.

Key Parameters

Parameter	Value
Transistor Type	PNP
Collector Current (Ic) Max	500 mA
Voltage - Collector Emitter Breakdown (Max)	45 V
Vce Saturation (Max) @ Ib, Ic	700 mV @ 50 mA, 500 mA
DC Current Gain (hFE) Min @ Ic, Vce	160 @ 100 mA, 1 V
Power - Max	310 mW
Frequency - Transition	100 MHz
Operating Temperature	-55°C to 150°C (TJ)
Mounting Type	Surface Mount
Package / Case	TO-236-3, SC-59, SOT-23-3
RoHS Status	RoHS Non-Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the BC807-25-7 is determined by the following critical parameters:

Electrical Compatibility Requirements:

Transistor Type: PNP (mandatory)
Collector Current (Ic) Max: 500 mA (minimum requirement)
Voltage - Collector Emitter Breakdown: 45 V or greater
Vce Saturation: 700 mV @ 50 mA, 500 mA (or lower)
DC Current Gain (hFE) Min: 160 @ 100 mA, 1 V (or greater)
Power Dissipation: 310 mW or greater
Frequency - Transition: 100 MHz or greater
Operating Temperature Range: -55°C to 150°C (TJ) or compatible subset

Mechanical Compatibility Requirements:

Mounting Type: Surface Mount
Package / Case: TO-236-3, SC-59, SOT-23-3 or equivalent footprint (SOT-323 acceptable with layout verification)

Substitute parts are grouped into three categories based on parametric alignment and product status:

Category 1 - Direct Parametric Equivalents (Active Status): Parts with identical or superior electrical specifications and active product status, maintaining the same package footprint.

Category 2 - Functional Equivalents (Active Status): Parts meeting all critical electrical requirements with minor parameter variations and active product status, suitable for direct substitution.

Category 3 - Automotive-Grade Alternatives (Active Status): Parts exceeding base specifications with automotive qualification (AEC-Q101) and active product status, offering enhanced reliability for demanding applications.

Parameter Comparison

Part Number	Manufacturer	Ic Max (mA)	Vce Breakdown (V)	Vce Sat @ 50mA, 500mA (mV)	hFE Min @ 100mA, 1V	Power Max (mW)	Frequency (MHz)	Package	Product Status	RoHS
BC807-25-7	Diodes Incorporated	500	45	700	160	310	100	SOT-23-3	Discontinued	Non-Compliant
BC807-25-7-F	Diodes Incorporated	500	45	700	160	310	100	SOT-23-3	Active	ROHS3 Compliant
BC807-16-TP	Micro Commercial Co	500	45	700	100	300	100	SOT-23	Active	ROHS3 Compliant
2PB1219AS,115	Nexperia USA Inc.	500	50	600	170	200	140	SOT-323	Active	ROHS3 Compliant
2PB709ASL,215	Nexperia USA Inc.	100	45	500	290	250	80	TO-236AB	Active	ROHS3 Compliant
BC807,215	Nexperia USA Inc.	500	45	700	100	250	80	TO-236AB	Active	ROHS3 Compliant
BC807-16,215	Nexperia USA Inc.	500	45	700	100	250	80	TO-236AB	Active	ROHS3 Compliant
BC807-16,235	Nexperia USA Inc.	500	45	700	100	250	80	TO-236AB	Active	ROHS3 Compliant
BC807-16LT1G	onsemi	500	45	700	100	300	100	SOT-23-3	Active	ROHS3 Compliant
BC807-16LT3G	onsemi	500	45	700	100	300	100	SOT-23-3	Active	ROHS3 Compliant
BC807-25,215	Nexperia USA Inc.	500	45	700	160	250	80	TO-236AB	Active	ROHS3 Compliant

Engineering Selection Recommendations

Primary Recommendation - Direct Equivalent:

BC807-25-7-F (Diodes Incorporated) is the direct parametric equivalent with identical electrical specifications and package configuration. This part maintains the same 160 mA hFE minimum gain specification and 310 mW power rating as the original BC807-25-7. The BC807-25-7-F is active in production with ROHS3 compliance, providing the most seamless replacement path with 26,100 units in stock.

Secondary Recommendation - Functional Equivalent (Same Footprint):

BC807-16LT1G and BC807-16LT3G (onsemi) provide functional equivalence with identical package footprint (SOT-23-3), 500 mA collector current, 45 V breakdown voltage, and 100 MHz transition frequency. These parts feature 100 mA hFE minimum specification (lower than original 160 mA) and 300 mW power rating (lower than original 310 mW). Both are active with ROHS3 compliance and high inventory availability (146,930 and 30,400 units respectively). These substitutes are suitable for applications where the lower hFE specification does not impact circuit performance.

Alternative Recommendation - Automotive-Grade Substitute:

BC807-25,215 (Nexperia USA Inc.) offers automotive-grade qualification (AEC-Q101) with matching 160 mA hFE specification and 45 V breakdown voltage. This part uses TO-236AB package (mechanically compatible with SOT-23-3 footprint) and is active with ROHS3 compliance. The 250 mW power rating is lower than the original 310 mW specification. This option is suitable for applications requiring automotive-grade reliability.

Not Recommended for Direct Substitution:

2PB709ASL,215 (Nexperia USA Inc.) has reduced collector current rating (100 mA maximum versus 500 mA required), making it unsuitable for applications requiring full 500 mA current capability.

2PB1219AS,115 (Nexperia USA Inc.) uses SOT-323 package, which differs from the SOT-23-3 footprint and requires PCB layout modification.

Frequently Asked Questions (FAQ)

Q: Can BC807-25-7-F directly replace BC807-25-7 without circuit modification?

A: Yes. BC807-25-7-F is a direct parametric equivalent with identical electrical specifications (500 mA Ic, 45 V Vce breakdown, 160 mA hFE minimum, 310 mW power) and identical SOT-23-3 package footprint. No circuit or layout modifications are required.

Q: What is the difference between BC807-16LT1G and BC807-16LT3G?

A: Both parts are electrically identical with the same specifications. The difference is packaging: BC807-16LT1G is supplied in Cut Tape (CT) & Digi-Reel format, while BC807-16LT3G is supplied in Tape & Reel (TR) format. Selection depends on assembly process requirements.

Q: Can BC807-16LT1G replace BC807-25-7 in all applications?

A: BC807-16LT1G is functionally compatible for applications where the lower hFE specification (100 mA minimum versus 160 mA minimum) does not impact circuit performance. Both parts share identical 500 mA collector current, 45 V breakdown voltage, SOT-23-3 package, and 100 MHz transition frequency. Circuit analysis is required to confirm hFE margin adequacy.

Q: Why is 2PB709ASL,215 listed but not recommended?

A: 2PB709ASL,215 has a maximum collector current of 100 mA, which is insufficient for applications requiring the full 500 mA capability of BC807-25-7. This part is unsuitable for direct substitution in circuits designed for 500 mA operation.

Q: What is the significance of RoHS compliance in substitute selection?

A: BC807-25-7 is RoHS non-compliant. All recommended substitutes are ROHS3 compliant, meeting current environmental and regulatory requirements for new production. This compliance status is mandatory for applications subject to RoHS directives.

Q: Can 2PB1219AS,115 be used as a substitute despite different packaging?

A: 2PB1219AS,115 uses SOT-323 package instead of SOT-23-3, requiring PCB layout modification. While electrical specifications are superior (50 V breakdown, 140 MHz frequency, automotive qualification), the package change introduces design risk and assembly complexity. This substitution is not recommended without explicit design review and layout validation.

Q: What is the operating temperature range for substitute parts?

A: BC807-25-7 operates from -55°C to 150°C (TJ). Most substitute parts maintain this range. BC807-25,215 (Nexperia) specifies 150°C maximum without lower temperature specification in provided data. Verify complete temperature range requirements for specific applications.

Q: Are all substitute parts available in high volume?

A: Inventory availability varies significantly. BC807-16LT1G has 146,930 units in stock, BC807-16LT3G has 30,400 units, and BC807-25-7-F has 26,100 units. Other substitutes have lower inventory levels (2,320 to 11,052 units). Confirm availability with suppliers for production requirements.

Q: What is the difference between Nexperia and onsemi BC807 variants?

A: Both manufacturers produce BC807 series transistors meeting the same electrical specifications. Nexperia variants (BC807,215 and BC807-16,215) are automotive-grade (AEC-Q101) with 250 mW power rating and 80 MHz frequency. onsemi variants (BC807-16LT1G and BC807-16LT3G) are commercial-grade with 300 mW power rating and 100 MHz frequency. Selection depends on application requirements and supplier preference.

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